From: Piotr Szydelko <p.szydelko@samsung.com>
Date: Fri, 11 Oct 2013 07:13:30 +0000 (+0200)
Subject: [Filesystem] test descriptions reviewed
X-Git-Tag: 2.2.1_release~54
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8d9573e4e9a0641c6d22643d48a470c51c28b79f;p=test%2Ftct%2Fweb%2Fapi.git

[Filesystem] test descriptions reviewed

Change-Id: Idecf7275437d5eea801cf30a3b1d61c80ec146c2
---

diff --git a/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html
index eabc37cce..73f24e591 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileArraySuccessCallback_notexist
-//==== LABEL Check if is possible to call FileArraySuccessCallback in new expresion
+//==== LABEL Interface FileArraySuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileArraySuccessCallback:FileArraySuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html
index 0d0c965d0..5b39ba4a6 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileArraySuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified in FileArraySuccessCallback.
+//==== LABEL Test whether FileArraySuccessCallback::onsuccess is called with valid argument
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileArraySuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html
index 0df4929b1..10f9a1e7d 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStreamSuccessCallback_notexist
-//==== LABEL Check if is possible to call FileStreamSuccessCallback in new expresion
+//==== LABEL Interface FileStreamSuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStreamSuccessCallback:FileStreamSuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html
index f33cae574..dd8d6e9f7 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStreamSuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified in FileStreamSuccessCallback.
+//==== LABEL Test whether FileStreamSuccessCallback::onsuccess is called with argument of proper type
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStreamSuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html
index 657f5cbd2..6e44b4618 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html
@@ -44,7 +44,7 @@ Authors:
 <script>
 //==== TEST: FileStream_bytesAvailable_attribute
 //==== PRIORITY P1
-//==== LABEL Check attribute bytesAvailable in FileStream
+//==== LABEL Check if FileStream::bytesAvailable attribute exist, is of proper type
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:bytesAvailable A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_close.html b/tct-filesystem-tizen-tests/filesystem/FileStream_close.html
index 85d0d29ad..7beb4ce11 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_close.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_close.html
@@ -45,7 +45,7 @@ Authors:
 <script>
 //==== TEST: FileStream_close
 //==== PRIORITY P2
-//==== LABEL Check proper invocation close()
+//==== LABEL Check if FileStream::close() method works
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:close M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MNA MR MNAST
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html
index 805f716c2..6d93bdb4c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html
@@ -43,7 +43,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_close_exist
-//==== LABEL Check if method close exists in FileStream
+//==== LABEL Check if FileStream::close() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:close M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html b/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html
index b1cfdb8f5..68339e762 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_close_extra_argument
-//==== LABEL Check if method close of FileStream accepts extra argument
+//==== LABEL Check if FileStream::close() method can be called with extra arguments
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:close M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MNAEX
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html
index 792fc9375..fed804114 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html
@@ -43,7 +43,7 @@ Authors:
 <script>
 //==== TEST: FileStream_eof_attribute
 //==== PRIORITY P1
-//==== LABEL Check attribute eof in FileStream
+//==== LABEL Check if FileStream::eof attribute exists, is Boolean
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:eof A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html b/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html
index 5f44b9e05..79fddd581 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html
@@ -29,7 +29,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_extend
-//==== LABEL Test whether the FileStream object can have new attribute added
+//==== LABEL Test whether instance of FileStream can be extended with new attribute
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:FileStream U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html
index 1734d7fb7..a8a1f55c1 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_notexist
-//==== LABEL Check if is possible to call FileStream in new expresion
+//==== LABEL Interface FileStream should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:FileStream U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html
index f2842729d..1205d77d5 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html
@@ -44,7 +44,7 @@ Authors:
 <script>
 //==== TEST: FileStream_position_attribute
 //==== PRIORITY P2
-//==== LABEL Check attribute position in FileStream
+//==== LABEL Check if FileStream::position attribute exists, is of proper type, can be changed
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:position A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ASG AN
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_read.html b/tct-filesystem-tizen-tests/filesystem/FileStream_read.html
index f7e56d3c2..98befd4fd 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_read.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_read.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_read
-//==== LABEL Check if method read of FileStream works properly.
+//==== LABEL Check if FileStream::read() method works properly
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:read M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -56,7 +56,7 @@ t.step(function (){
     openStreamReadSuccess = t.step_func(function (fs) {
         text = fs.read(5);
         fs.close();
-        assert_equals(text, expected, "read fs failed, readed '" + text + "', expected '" + expected + "'");
+        assert_equals(text, expected, "read fs failed, read '" + text + "', expected '" + expected + "'");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html
index 969f02a2f..4c6c02bdf 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBase64
-//==== LABEL Check if method readBase64 of FileStream works properly.
+//==== LABEL Check if FileStream::readBase64() method works
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -57,7 +57,7 @@ t.step(function (){
     openStreamReadSuccess = t.step_func(function (fs) {
         base64 = fs.readBase64(256);
         fs.close();
-        assert_equals(base64, expected, "read fs failed, readed " + base64 + ", expected " + expected);
+        assert_equals(base64, expected, "read fs failed, read " + base64 + ", expected " + expected);
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html
index 4fc5ea0f2..88a146f64 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html
@@ -39,10 +39,10 @@ Authors:
 <script src="support/filesystem_common.js"></script>
 </head>
 <body>
-<div id="log"></div>   
+<div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBase64_exist
-//==== LABEL Check if method readBase64 exists in FileStream
+//==== LABEL Check if FileStream::readBase64() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("readBase64" in fs, "readBase64 is exist");
+        assert_true("readBase64" in fs, "readBase64 exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html
index 6273a798e..3fcc22d9c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBase64_with_invalid_value
-//==== LABEL Check if throw an exception when readBase64 from a file with invalid value.
+//==== LABEL Check if FileStream::readBase64() method throws exception when argument byteCount=0
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html
index c0d65f4b3..d23f46d83 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileStream_readBase64_without_r_permission
-//==== LABEL Check if throw an exception when read the specified number of bytes from a file without r permission and encoding the result in base64.
+//==== LABEL Check if FileStream::readBase64() throws exception when reading from a file opened in 'w' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html
index 2493f4f69..ee150e988 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBase64_writeFile
-//==== LABEL Check if create a new empty file and write content of the file and then read the content of the file as base64
+//==== LABEL Check if you can create a new file, write content to it, and then read the content of the file as base64
 //==== PRIORITY P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:FileStream U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -57,7 +57,7 @@ t.step(function (){
     openStreamReadSuccess = t.step_func(function (fs) {
         base64 = fs.readBase64(256);
         fs.close();
-        assert_equals(base64, expected, "read fs failed, readed " + base64 + ", expected " + expected);
+        assert_equals(base64, expected, "read fs failed, read " + base64 + ", expected " + expected);
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html
index c1071230b..b748fc893 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBytes
-//==== LABEL Check if method readBytes of FileStream works properly.
+//==== LABEL Check if FileStream::readBytes() method works properly
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -57,7 +57,7 @@ t.step(function () {
         bytes = fs.readBytes(256);
         fs.close();
         assert_type(bytes, "array", "incorrect read type");
-        assert_equals(bytes.length, stringToWrite.length, "read fs failed, readed " + bytes.length + ", expected " + stringToWrite.length);
+        assert_equals(bytes.length, stringToWrite.length, "read fs failed, read " + bytes.length + ", expected " + stringToWrite.length);
         for (i = 0, len = bytes.length; i < len; i++) {
             assert_equals(bytes[i], stringToWrite.charCodeAt(i), "incorrect read value");
         }
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html
index db9b164aa..401915a47 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBytes_exist
-//==== LABEL Check if method readBytes exists in FileStream
+//==== LABEL Check if FileStream::readBytes() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("readBytes" in fs, "readBytes is exist");
+        assert_true("readBytes" in fs, "readBytes exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html
index dc77e6865..7156ffcec 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html
@@ -43,7 +43,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBytes_with_invalid_value
-//==== LABEL Check if throw an exception when readBytes from a file with invalid value.
+//==== LABEL Check if FileStream::readBytes() method throws exception when argument byteCount=0
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html
index ba9430dc2..7bb6cc4eb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileStream_readBytes_without_r_permission
-//==== LABEL Check if throw an exception when read the specified number of bytes from a file without r permission.
+//==== LABEL Check if FileStream::readBytes() throws exception when reading from a file opened in 'w' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:readBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html
index 80905986f..aca39fbc7 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_readBytes_writeFile
-//==== LABEL Check if create a new empty file and write content of the file and then read the content of the file as a byte array
+//==== LABEL Check if you can create a new file, write content to it, and then read the content of the file as a byte array
 //==== PRIORITY P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:FileStream U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -57,7 +57,7 @@ t.step(function (){
     openStreamReadSuccess = t.step_func(function (fs) {
         bytes = fs.readBytes(256);
         fs.close();
-        assert_equals(bytes.length, expected, "read fs failed, readed " + bytes.length + ", expected " + expected);
+        assert_equals(bytes.length, expected, "read fs failed, read " + bytes.length + ", expected " + expected);
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html
index 62c2ca8d5..87cabfcec 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_read_exist
-//==== LABEL Check if method read exists in FileStream
+//==== LABEL Check if FileStream::read() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:read M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("read" in fs, "read is exist");
+        assert_true("read" in fs, "read exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html b/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html
index 37d23c9c5..f19df587c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_read_with_invalid_value
-//==== LABEL Check if throw an exception when read a file with invalid value.
+//==== LABEL Check if FileStream::read() method throws exception when argument byteCount=0
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:read M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html
index 891213869..0fb0d014c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileStream_read_without_r_permission
-//==== LABEL Check if throw an exception when read a file without r permission.
+//==== LABEL Check if FileStream::read() throws exception when reading from a file opened in 'w' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:read M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html b/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html
index 62428e2a4..a00c7fcd0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_read_writeFile
-//==== LABEL Check if create a new empty file and write content of the file and then read the content of the file
+//==== LABEL Check if you can create a new file, write content to it, and then read the content of the file
 //==== PRIORITY P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:FileStream U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -57,7 +57,7 @@ t.step(function (){
     openStreamRSuccess = t.step_func(function (fs) {
         text = fs.read(expected.length);
         fs.close();
-        assert_equals(text, expected, "read fs failed, readed '" + text + "', expected '" + expected + "'");
+        assert_equals(text, expected, "read fs failed, read '" + text + "', expected '" + expected + "'");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_write.html b/tct-filesystem-tizen-tests/filesystem/FileStream_write.html
index 8b6aac923..5e8b08e57 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_write.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_write.html
@@ -42,12 +42,12 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_write
-//==== LABEL Check if method write of FileStream works properly.
+//==== LABEL Check if FileStream::write() method works properly
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:write M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MMINA MR
-//  check if writes the specified DOMString to a FileStream.
+
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamRSuccess, openStreamWSuccess,
     openStreamError, file, text, testString = "abcde", retVal = null,
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html
index 0e6cee68f..e80d4ba0a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_writeBase64
-//==== LABEL Check if method writeBase64 of FileStream works properly.
+//==== LABEL Check if FileStream::writeBase64() method works properly
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html
index 233d9f34f..608d2ddd9 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_writeBase64_exist
-//==== LABEL Check if method writeBase64 exists in FileStream
+//==== LABEL Check if FileStream::writeBase64() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("writeBase64" in fs, "writeBase64 is exist");
+        assert_true("writeBase64" in fs, "writeBase64 exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html
index b4f762024..5a7bf2761 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_writeBase64_without_w_permission
-//==== LABEL Check if throw an exception when write the specified bytes to a file without w permission and encoding the result in base64.
+//==== LABEL Check if FileStream::writeBase64() throws exception when writing to a file opened in 'r' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBase64 M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html
index 21e8b4f68..06b043e4c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_writeBytes
-//==== LABEL Check if method writeBytes of FileStream works properly.
+//==== LABEL Check if FileStream::writeBytes() method works properly
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html
index 3ec8b1126..62c40c03c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html
@@ -30,13 +30,12 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_writeBytes_byteData_TypeMismatch
-//==== LABEL Check argument onError conversions exception in writeBytes method.
+//==== LABEL Check if FileStream::writeBytes() throws exception for wrong type of byteData
 //==== PRIORITY: P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check if method writeBytes of FileStream works properly.
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError,
     file, conversionTable, bytes, i, exceptionName = "TypeMismatchError",
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html
index 21ae7eb4a..beac17703 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html
@@ -42,19 +42,19 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_writeBytes_exist
-//==== LABEL Check if method writeBytes exists in FileStream
+//==== LABEL Check if FileStream::writeBytes() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
-//  check if method: writeBytes is exist
 //==== TEST_CRITERIA ME
+
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError, file,
     fsTestFileName = getFileName("existFile09.txt");
 
 t.step(function (){
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("writeBytes" in fs, "writeBytes is exist");
+        assert_true("writeBytes" in fs, "writeBytes exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html
index 8469873bd..456e48e88 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html
@@ -30,12 +30,11 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileStream_writeBytes_missarg
-//==== LABEL Check if writeBytes of FileStream with missing non-optional argument works
+//==== LABEL Check if FileStream::writeBytes() method throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
 
-//  Check if method writeBytes of FileStream works properly.
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError, file,
     expected = "TypeMismatchError",
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html
index 6995d52bd..4b09d0267 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html
@@ -34,7 +34,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileStream_writeBytes_with_additional_null_parameter
-//==== LABEL Check whether 'writeBytes' method properly writes the specified bytes to FileStream
+//==== LABEL Check if FileStream::writeBytes() method properly writes the specified bytes to file
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html
index c9da5a032..42def46e4 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html
@@ -42,13 +42,12 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_writeBytes_without_w_permission
-//==== LABEL Check if throw an exception when write the specified bytes to a file without w permission.
+//==== LABEL Check if FileStream::writeBytes() throws exception when writing to a file opened in 'r' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:writeBytes M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA
 
-//  check if throw an exception when write the specified bytes to a file without w permission.
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError, file,
     bytes = new Array(104, 101, 108), expected = "IOError",
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html b/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html
index 59623a77f..045d4ad11 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html
@@ -42,19 +42,19 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStream_write_exist
-//==== LABEL Check if method write exists in FileStream
+//==== LABEL Check if FileStream::write() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:write M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA ME
-//  check if method: write is exist
+
 var t = async_test(document.title),
     fsTestFileName = getFileName("existFile08.txt"),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError, file;
 
-t.step(function (){
+t.step(function () {
     openStreamSuccess = t.step_func(function (fs) {
-        assert_true("write" in fs, "write is exist");
+        assert_true("write" in fs, "write exists");
         fs.close();
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html b/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html
index e7399c476..1c4751fc0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileStream_write_without_w_permission
-//==== LABEL Check if throw an exception when write a file without w permission.
+//==== LABEL Check if FileStream::write() throws exception when writing to a file opened in 'r' mode
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileStream:write M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html
index 986fd136d..930c97097 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStringSuccessCallback_notexist
-//==== LABEL Check if is possible to call FileStringSuccessCallback in new expresion
+//==== LABEL Interface FileStringSuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileStringSuccessCallback:FileStringSuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html
index aa0c80e94..7285deda4 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileStringSuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified in FileStringSuccessCallback.
+//==== LABEL Test whether FileStringSuccessCallback::onsuccess is called with valid argument
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileStringSuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html
index 88f4fca2c..e61977636 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileSuccessCallback_notexist
-//==== LABEL Check if is possible to call FileSuccessCallback in new expresion
+//==== LABEL Interface FileSuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSuccessCallback:FileSuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html
index 9671095cc..2988c6492 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified.
+//==== LABEL Test whether FileSuccessCallback::onsuccess is called with valid argument
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileSuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html
index 5c05085ec..1a78509e0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html
@@ -37,7 +37,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManagerObject_notexist
-//==== LABEL Check if FileSystemManagerObject not exist
+//==== LABEL Interface FileSystemManagerObject should not be accessible
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManagerObject:FileSystemManagerObject U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== PRIORITY P3
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html
index 856869a52..ebe89eeb1 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html
@@ -30,12 +30,11 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener
-//==== LABEL Check addStorageStateChangeListener with non-optional arguments
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() method can be called
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
 
-//  Check addStorageStateChangeListener with non-optional arguments
 var t = async_test(document.title),
     successCallback, retValue = null;
 t.step(function () {
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html
index 4fed4e0eb..352d3f58b 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_exist
-//==== LABEL Check if method addStorageStateChangeListener of FileSystemManager exists
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html
index f2f7a8d8b..bc4d9abdb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_missarg
 //==== PRIORITY P2
-//==== LABEL Check with missing non-optional argument in addStorageStateChangeListener method
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() method throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html
index eb2c28826..c2e267084 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onerror conversions exception in addStorageStateChangeListener method.
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html
index c7dd17c6c..643515edd 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html
@@ -30,12 +30,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onError validation in addStorageStateChangeListener method onerror callback
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onError validation
 var t = async_test(document.title),
     incorrectCallback, onSuccess;
 t.step(function () {
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html
index 95a436175..cb9c5abee 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess conversions exception in addStorageStateChangeListener method
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check argument onSuccess conversions exception
 var t = async_test(document.title),
     i, onSuccess, exceptionName, conversionTable;
 t.step(function () {
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html
index f4d2db2a0..64e3a30a8 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess validation in addStorageStateChangeListener method onsuccess callback
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onSuccess validation
 var t = async_test(document.title),
     incorrectCallback;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html
index 56de2081c..93e13b9bb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_addStorageStateChangeListener_with_onerror
 //==== PRIORITY P1
-//==== LABEL Check with optional arguments addStorageStateChangeListener
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() can be called with onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
 
-//  Check with optional arguments getStorage
 var t = async_test(document.title),
     onError, successCallback;
 t.step(function (){
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html
index 6419c1d17..f7d9799db 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html
@@ -33,14 +33,13 @@ Authors:
 <body>
 <div id="log"></div>
 <script type="text/javascript">
-// TESTS
-
 //==== TEST: FileSystemManager_addStorageStateChangeListener_without_arguments
 //==== PRIORITY P2
-//==== LABEL Check whether invoking 'addStorageStateChangeListener' method without any argument throws exception properly
+//==== LABEL Check if FileSystemManager::addStorageStateChangeListener() throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:addStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
+
 test(function () {
     assert_throws(TYPE_MISMATCH_EXCEPTION, function () {
         tizen.filesystem.addStorageStateChangeListener();
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html
index 6a7265745..abb94f14e 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_extend
 //==== PRIORITY P3
-//==== LABEL Check if instance of interface FileSystemManager can be extended with new property
+//==== LABEL Check if instance of FileSystemManager can be extended with new property
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:FileSystemManager U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA OBX
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html
index 4a3980ccb..3d824c46c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html
@@ -44,12 +44,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage
 //==== PRIORITY P1
-//==== LABEL Check with non-optional arguments getStorage
+//==== LABEL Check if FileSystemManager::getStorage() calls onsuccess callback
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
 
-//  Check with non-optional arguments getStorage
 var t = async_test(document.title),
     onSuccess, onError, successCallback, retValue = null;
 t.step(function () {
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html
index c39fc5001..47838bf5e 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_getStorage_exist
-//==== LABEL Check if method getStorage of FileSystemManager exists
+//==== LABEL Check if FileSystemManager::getStorage() method exists
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA ME
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html
index 817229819..e0f57ce7d 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_missarg
 //==== PRIORITY P2
-//==== LABEL Check with missing non-optional argument in getStorage method
+//==== LABEL Check if FileSystemManager::getStorage() throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html
index bcb5ce416..66d72d6a8 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_onerror_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onerror conversions exception in getStorage method.
+//==== LABEL Check if FileSystemManager::getStorage() throws exception for wrong type of onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check argument onError conversions exception
 var t = async_test(document.title), i,
     getStorageSuccess, getStorageError, exceptionName,
     listStoragesSuccess, listStoragesError, conversionTable;
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html
index 8c758f3bc..b9313330d 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_onerror_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onError validation in getStorage method onerror callback
+//==== LABEL Check if FileSystemManager::getStorage() throws exception for wrong onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onError validation
 var t = async_test(document.title),
     getStorageIncorrect, getStorageSuccess,
     listStoragesSuccess, listStoragesError;
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html
index 5a72799f4..042776772 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_onsuccess_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess conversions exception in getStorage method
+//==== LABEL Check if FileSystemManager::getStorage() throws exception for wrong type of onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check argument onSuccess conversions exception
 var t = async_test(document.title), i,
     listStoragesSuccess, listStoragesError, exceptionName,
     getStorageSuccess, conversionTable;
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html
index 62f344dcc..305240edb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_onsuccess_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess validation in getStorage method onsuccess callback
+//==== LABEL Check if FileSystemManager::getStorage() throws exception for wrong onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onSuccess validation
 var t = async_test(document.title),
     getStorageIncorrect, listStoragesError,
     listStoragesSuccess;
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html
index c7e6fd777..e159c92c9 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html
@@ -41,13 +41,12 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileSystemManager_getStorage_with_nonexist_label
-//==== LABEL Check if throw an exception when get information about a storage based on nonexist label.
+//==== LABEL Check if FileSystemManager::getStorage() throws an exception when storage with given label does not exist
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
 
-//  check if get information about a storage based on nonexist label
 var t = async_test(document.title),
     onSuccess, onError, expected = "NotFoundError";
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html
index 7250dfbae..aee2cdb02 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_getStorage_with_onerror
 //==== PRIORITY P1
-//==== LABEL Check with optional arguments getStorage
+//==== LABEL Check if FileSystemManager::getStorage() can be called with onerror callback
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:getStorage M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
 
-//  Check with optional arguments getStorage
 var t = async_test(document.title),
     getStorageSuccess, getStorageError, listStoragesSuccess, listStoragesError;
 t.step(function (){
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html
index 07a6f955e..25f7c4aa4 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManager_in_tizen
-//==== LABEL Check if FileSystemManager exists in tizen.
+//==== LABEL Check if tizen namespace contains filesystem
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:FileSystemManager U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html
index 3d9e96642..9cf988dcb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages
 //==== PRIORITY P1
-//==== LABEL Check with non-optional argument
+//==== LABEL Check if FileSystemManager::listStorages() method works
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
 
-//  check if list the available storages on the device.
 var t = async_test(document.title),
     onSuccess, retValue = null;
 t.step(function () {
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html
index 7c1056ba7..5689b4db2 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_listStorages_exist
-//==== LABEL Check if method listStorages of FileSystemManager exists
+//==== LABEL Check if FileSystemManager::listStorages() method exists
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA ME
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html
index 3c5da4fa1..8dd51b585 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages_missarg
 //==== PRIORITY P2
-//==== LABEL Check with missing non-optional argument in listStorages method
+//==== LABEL Check if FileSystemManager::listStorages() throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html
index 9ecb983c6..b9dccf8ef 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages_onerror_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onerror conversions exception in listStorages method.
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check argument onError conversions exception
 var t = async_test(document.title), i,
     listStoragesSuccess, exceptionName, listStoragesSuccess, listStoragesError,
     conversionTable;
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html
index 0e92d5332..fd9c53106 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html
@@ -31,12 +31,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages_onerror_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onError validation in listStorages method onerror callback
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for wrong onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onError validation
 var t = async_test(document.title),
     listStoragesIncorrect, listStoragesSuccess;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html
index f31033a34..bc04e7e96 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages_onsuccess_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess conversions exception in listStorages method
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for wrong type of onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
 
-//  Check argument onSuccess conversions exception
 var t = async_test(document.title), i,
     exceptionName, listStoragesSuccess, listStoragesError, conversionTable;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html
index fd5359152..ca15bd200 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html
@@ -32,12 +32,11 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_listStorages_onsuccess_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess validation in listStorages method onsuccess callback
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for wrong onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
 
-//  Check argument onSuccess validation
 var t = async_test(document.title),
     listStoragesIncorrect;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html
index 7404c8c60..4437cf9a5 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManager_listStorages_storages_retrieve
-//==== LABEL Check whether 'listStorages' method properly retrieves the available storages on the device
+//==== LABEL Check if FileSystemManager::listStorages() method properly retrieves the available storages on the device
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html
index ecadf0658..2cf792e58 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html
@@ -32,10 +32,9 @@ Authors:
 <body>
 <div id="log"></div>
 <script type="text/javascript">
-// TESTS
 
 //==== TEST: FileSystemManager_listStorages_with_invalid_error_callbacks
-//==== LABEL Check whether invoking 'listStorages' method with improper argument throws exception properly
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror (literals)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html
index 3ff3cc655..c9fc5aa9d 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html
@@ -34,7 +34,7 @@ Authors:
 
 //==== TEST: FileSystemManager_listStorages_with_onerror
 //==== PRIORITY P1
-//==== LABEL Check with optional arguments listStorages
+//==== LABEL Check if FileSystemManager::listStorages() can be called with onerror argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html
index 525575a6e..49b216944 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html
@@ -32,13 +32,12 @@ Authors:
 <body>
 <div id="log"></div>
 <script type="text/javascript">
-// TESTS
-
 //==== TEST: FileSystemManager_listStorages_without_arguments
-//==== LABEL Check whether invoking 'listStorages' method without any argument throws exception properly
+//==== LABEL Check if FileSystemManager::listStorages() method throws exception for missing mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
+
 test(function () {
     assert_throws(TYPE_MISMATCH_EXCEPTION, function () {
         tizen.filesystem.listStorages();
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html
index 5d8396b1d..2cc0e267a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html
@@ -34,7 +34,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManager_listStorages_works_correctly
-//==== LABEL Check whether 'listStorages' method returns the available storages on the device
+//==== LABEL Check if FileSystemManager::listStorages() method invokes onsuccess callback
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:listStorages M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html
index c451ef537..ac7768af4 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html
@@ -33,7 +33,7 @@ Authors:
 
 //==== TEST: FileSystemManager_maxPathLength_attribute
 //==== PRIORITY P1
-//==== LABEL Check if maxPathLength attribute exists
+//==== LABEL Check if FileSystemManager::maxPathLength attribute exists
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:maxPathLength A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html
index 7b16caba3..deb437ff3 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 //==== TEST: FileSystemManager_notexist
 //==== PRIORITY P3
-//==== LABEL Check if interface FileSystemManager exists, it should not.
+//==== LABEL Interface FileSystemManager should not be accessible
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:FileSystemManager U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA NIO
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html
index d637fa087..b51072758 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html
@@ -30,12 +30,11 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_removeStorageStateChangeListener
-//==== LABEL Check removeStorageStateChangeListener with non-optional arguments
+//==== LABEL Check if FileSystemManager::removeStorageStateChangeListener() method works with only mandatory arguments
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:removeStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
 
-//  Check removeStorageStateChangeListener with non-optional arguments
 var t = async_test(document.title),
     successCallback, watch, retValue = null;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html
index 40be8e65c..90feada6f 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html
@@ -40,7 +40,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_removeStorageStateChangeListener_exist
-//==== LABEL Check if method removeStorageStateChangeListener of FileSystemManager exists
+//==== LABEL Check if FileSystemManager::removeStorageStateChangeListener() method exists
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:removeStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA ME
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html
index 83faab15c..1823a8077 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_removeStorageStateChangeListener_with_para_invalid
-//==== LABEL Check if throw an exception when removeStorageStateChangeListener with an invalid input parameter.
+//==== LABEL Check if FileSystemManager::removeStorageStateChangeListener() method throws NotFoundError when given invalid watchId
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:removeStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html
index f502b50b8..7d141b9e0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManager_removeStorageStateChangeListener_works_correctly
-//==== LABEL Check whether 'removeStorageStateChangeListener' method properly deregisters subscription to receive notifications about a storage state changes
+//==== LABEL Check if FileSystemManager::removeStorageStateChangeListener() method can be called with valid watchId
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:removeStorageStateChangeListener M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html
index 8f0fc804a..80043cca5 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve
 //==== PRIORITY P1
-//==== LABEL Check with non-optional arguments resolve
+//==== LABEL Check if FileSystemManager::resolve() method can be called with only mandatory argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html
index efe8ee820..8ba84b00f 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_documents
-//==== LABEL Check if resolve documents to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Documents virtual root
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html
index 7903610b7..e4231b9bf 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_downloads
-//==== LABEL Check if resolve downloads to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Downloads virtual root
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html
index c6f8481d6..8b4ecde70 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html
@@ -33,7 +33,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_error_invoked
 //==== PRIORITY P2
-//==== LABEL Check with error callback invoked
+//==== LABEL Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument (absolute)
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html
index 20da9c320..9a055cbee 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_exist
 //==== PRIORITY P0
-//==== LABEL Check if method can be overriden
+//==== LABEL Check if FileSystemManager::resolve() method exists
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA ME
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html
index 3d31ab3b9..c65585d78 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html
@@ -42,7 +42,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_images
-//==== LABEL Check if resolve images to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Images virtual root
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html
index 7f570d4da..20718c0ae 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_invalid_location
-//==== LABEL Check if throw an exception when resolve an invalid location.
+//==== LABEL Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html
index e8da4eeda..60ce929c5 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_missarg
-//==== LABEL Check with missing non-optional argument in resolve method
+//==== LABEL Check if FileSystemManager::resolve() throws exception for missing mandatory argument
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html
index 79260839d..7de0648b0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html
@@ -33,7 +33,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_mode_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument mode conversions exception
+//==== LABEL Check if FileSystemManager::resolve() method throws exception for wrong value of mode argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html
index 7bc156572..119bf39b9 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_mode_a
-//==== LABEL Check if resolve a location with mode a.
+//==== LABEL Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'a'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html
index 36563e1b0..9428893bb 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_mode_r
-//==== LABEL Check if resolve a location with mode r.
+//==== LABEL Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'r'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html
index 268f129b9..a4c808f5a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_mode_w
-//==== LABEL Check if resolve a location with mode w.
+//==== LABEL Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'w'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html
index 419944661..fc2ea31b6 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_music
-//==== LABEL Check if resolve music to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Music virtual root
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html
index cb9abe35f..27d5f0372 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html
@@ -32,7 +32,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_onerror_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onerror conversions exception in resolve method.
+//==== LABEL Check if FileSystemManager::resolve() method throws exception for wrong type of onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html
index fe98abbb4..b934d2b28 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_onerror_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onError validation in resolve method onerror callback
+//==== LABEL Check if FileSystemManager::resolve() method throws exception for wrong onerror
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html
index b53efcd0a..dad41abc1 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html
@@ -32,7 +32,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_onsuccess_TypeMismatch
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess conversions exception in resolve method
+//==== LABEL Check if FileSystemManager::resolve() method throws exception for wrong type of onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MC
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html
index 7cda4b175..e4bc6ddbf 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_onsuccess_invalid_cb
 //==== PRIORITY P2
-//==== LABEL Check argument onSuccess validation in resolve method onsuccess callback
+//==== LABEL Check if FileSystemManager::resolve() method throws exception for wrong onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MTCB
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html
index 7c0f8803b..f5dcfbc32 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html
@@ -42,7 +42,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_ringtones
-//==== LABEL Check if resolve ringtones to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Ringtones virtual root
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html
index 9281e30e4..1e4d3f41c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_ringtones_invalid_mode_a
-//==== LABEL Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode a
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'a'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html
index c8dd44201..1b28b82ec 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_ringtones_invalid_mode_rw
-//==== LABEL Check if InvalidValuesError will be reported when the rightones directory is resolved with mode rw
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'rw'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html
index 923da72fd..e0dd35e26 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_ringtones_invalid_mode_w
-//==== LABEL Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode w
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'w'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html
index 17158413e..f83f6f10c 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_videos
-//==== LABEL Check if resolve videos to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for Videos virtual root
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html
index 0a6b4838e..3aa48a813 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_wgt-package_invalid_mode_a
-//==== LABEL Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode a
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'a'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html
index ce5451544..0250e0b78 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_wgt-package_invalid_mode_rw
-//==== LABEL Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode rw
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'rw'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html
index 30309fb4a..be5b21827 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: FileSystemManager_resolve_wgt-package_invalid_mode_w
-//==== LABEL Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode w
+//==== LABEL Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'w'
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html
index 2ea7f295c..63f8fbfb7 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html
@@ -42,7 +42,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_wgt_package
-//==== LABEL Check if resolve wgt-package to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for 'wgt-package' virtual root
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html
index e0cfedf57..32c5d5f5a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html
@@ -42,7 +42,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_wgt_private
-//==== LABEL Check if resolve wgt-private to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for 'wgt-private' virtual root
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html
index 3277904d3..9e0a591a3 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html
@@ -41,7 +41,7 @@ Authors:
 <script>
 
 //==== TEST: FileSystemManager_resolve_wgt_private_tmp
-//==== LABEL Check if resolve wgt-private-tmp to a file handle.
+//==== LABEL Check if FileSystemManager::resolve() method works for 'wgt-private-tmp' virtual root
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html
index e41673d70..eb937bc9b 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html
@@ -32,7 +32,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_with_mode
 //==== PRIORITY P1
-//==== LABEL Check with optional arguments resolve(valid_location, valid_onsuccess, valid_onerror, valid_mode) [METH7]
+//==== LABEL Check if FileSystemManager::resolve() method works for Images virtual root with mode 'rw'
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html
index 0ff78d1bb..aa6d521b0 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html
@@ -33,7 +33,7 @@ Authors:
 
 //==== TEST: FileSystemManager_resolve_with_onerror
 //==== PRIORITY P2
-//==== LABEL Check with optional arguments resolve
+//==== LABEL Check if FileSystemManager::resolve() method can be called with onerror argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html
index 4ef77f499..3789c0250 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemManager_resolve_works_correctly
-//==== LABEL Check whether invoking tizen.filesystem.resolve() method the given location is successfully resolved
+//==== LABEL Check if FileSystemManager::resolve() method works for Documents and onsuccess is invoked with proper argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemManager:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html
index 4f263ef96..18ed3c294 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileSystemStorageArraySuccessCallback_notexist
-//==== LABEL Check if is possible to call FileSystemStorageArraySuccessCallback in new expresion
+//==== LABEL Interface FileSystemStorageArraySuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorageArraySuccessCallback:FileSystemStorageArraySuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html
index e688c79e6..44761433b 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorageArraySuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified in FileSystemStorageArraySuccessCallback.
+//==== LABEL Test whether FileSystemStorageArraySuccessCallback::onsuccess is called with valid argument
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorageArraySuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html
index b56ba1e94..f99326769 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileSystemStorageSuccessCallback_notexist
-//==== LABEL Check if is possible to call FileSystemStorageSuccessCallback in new expresion
+//==== LABEL Interface FileSystemStorageSuccessCallback should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorageSuccessCallback:FileSystemStorageSuccessCallback U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html
index 2263a65b1..742240c1a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html
@@ -33,7 +33,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorageSuccessCallback_onsuccess
-//==== LABEL Test whether the type of each argument is equal to the specified in FileSystemStorageSuccessCallback.
+//==== LABEL Test whether FileSystemStorageSuccessCallback::onsuccess is called with valid argument
 //==== PRIORITY: P1
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorageSuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html
index 6542f3464..f2c48e362 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorage_extend
-//==== LABEL Test whether the FileSystemStorage object can have new attribute added
+//==== LABEL Check if instance of FileSystemStorage object can be extended with new attribute
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorage:FileSystemStorage U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html
index 02f1934d1..0d8105089 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorage_label_attribute
-//==== LABEL Check if attribute label of FileSystemStorage exists, has type DOMString and is readonly
+//==== LABEL Check if FileSystemStorage::label attribute exists, has type DOMString and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemStorage:label A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html
index 0d82238c3..ad1b37541 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html
@@ -28,7 +28,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: FileSystemStorage_notexist
-//==== LABEL Check if is possible to call FileSystemStorage in new expresion
+//==== LABEL Interface FileSystemStorage should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:FileSystemStorage:FileSystemStorage U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html
index 2801ba6e7..08ba6d3ba 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorage_state_attribute
-//==== LABEL Check if attribute state of FileSystemStorage exists, has type FileSystemStorageState and is readonly
+//==== LABEL Check if FileSystemStorage::state attribute exists, has type FileSystemStorageState and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemStorage:state A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html
index 7c3c01a1e..2af1c2f6a 100644
--- a/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: FileSystemStorage_type_attribute
-//==== LABEL Check if attribute type of FileSystemStorage exists, has type FileSystemStorageType and is readonly
+//==== LABEL Check if FileSystemStorage::type attribute exists, has type FileSystemStorageType and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:FileSystemStorage:type A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo.html
index 464045aa6..f174fdfa7 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_copyTo
-//==== LABEL Check if method copyTo of File works properly.
+//==== LABEL Check if File::copyTo() method ends successfully (copy file from documents/ to images/)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html
index 73aa5b818..755b0c1f6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_dir_overwrite_false
-//==== LABEL Check if error callback was invoked when copy a directory to another location of the directory with the same name (overwrite is false).
+//==== LABEL Check if error callback is invoked when copy a directory to another location where directory of that name already exists (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html
index abc702077..1ce89a561 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_dir_overwrite_true
-//==== LABEL Check if copy a directory to another location of the directory with the same name (overwrite is true) was successfull.
+//==== LABEL Check if you can copy a directory to another location where directory of that name already exists (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html
index fa6f812ba..564379ce4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_dir_samedir_samename_overwrite_false
-//==== LABEL Check if error callback invoked when copy a directory to the same location with the same name (overwrite is false).
+//==== LABEL Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html
index d2d1581de..aa5b8c46f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_dir_samedir_samename_overwrite_true
-//==== LABEL Check if error callback invoked when copy a directory to the same location with the same name (overwrite is true).
+//==== LABEL Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html
index 1868cfde9..8a6fb593f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_exist
-//==== LABEL Check if method copyTo exists in File
+//==== LABEL Check if File::copyTo() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -54,7 +54,7 @@ var t = async_test(document.title), resolveSuccess, resolveError;
 
 t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("copyTo" in dir, "method copyTo is exist");
+        assert_true("copyTo" in dir, "method copyTo exists");
         check_method_exists(dir, "copyTo");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html
index f3dce1f46..366d9d6aa 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_file_overwrite_false
-//==== LABEL Check if error callback was invoked when copy a file to another location of the file with the same name (overwrite is false).
+//==== LABEL Check if error callback is invoked when copy a file to another directory where a file of that name already exists (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html
index ee1a3ac6e..b5ed0fa02 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_file_overwrite_true
-//==== LABEL Check if copy a file to another location of the file with the same name (overwrite is true) was successfull.
+//==== LABEL Check if you can copy a file to another directory where a file of that name already exists (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html
index 6d69c8d7e..ee9fb229b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_file_samedir_samename_overwrite_false
-//==== LABEL Check if error callback invoked when copy a file to the same location with the same name (overwrite is false).
+//==== LABEL Check if error callback is invoked when copy a file to the same location (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html
index 10d7a739c..3ea0fe34a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html
@@ -44,7 +44,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_file_samedir_samename_overwrite_true
-//==== LABEL Check if error callback invoked when copy a file to the same location with the same name (overwrite is true)
+//==== LABEL Check if error callback is invoked when copy a file to the same location (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html
index abf9231fd..5d29a59b0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html
@@ -33,7 +33,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in copyTo method.
+//==== LABEL Check if File::copyTo() throws exception when type of errorCallback is wrong
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html
index 1e6c088c5..414de51f6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html
@@ -35,7 +35,7 @@ Authors:
 <script>
 
 //==== TEST: File_copyTo_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in copyTo method onError callback.
+//==== LABEL Check if File::copyTo() throws exception for wrong errorCallback
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html
index e99936701..31f4b86b2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html
@@ -34,7 +34,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in copyTo method.
+//==== LABEL Check if File::copyTo() throws exception when type of successCallback is wrong
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html
index 40367a06e..b1059b6ae 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html
@@ -33,7 +33,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in copyTo method onSuccess callback.
+//==== LABEL Check if File::copyTo() throws exception for wrong successCallback
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html
index 8033728e3..b6a70932f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html
@@ -47,7 +47,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_with_destination_invalid
-//==== LABEL Check if throw an exception when copy a file to an invalid destination.
+//==== LABEL Check if File::copyTo() throws exception when copy a file to an invalid destination
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html
index 60202d57f..6675bc986 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_with_file_handle
-//==== LABEL Check if throw an exception when copyTo with file handle.
+//==== LABEL Check if File::copyTo() calls errorCallback when called for object representing file, not a directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html
index ce91a158e..4a40deb01 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_with_invalid_filepath
-//==== LABEL Check whether invoking 'copyTo' method with invalid filepath param calls error callback function properly
+//==== LABEL Check if File::copyTo() method with invalid originFilePath param calls errorCallback properly
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html
index dcdf5c4dd..b69ed5902 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_with_invalid_virtual_file
-//==== LABEL Check whether invoking 'copyTo' method with invalid virtual file path params calls error callback function properly
+//==== LABEL Check if File::copyTo() method with empty originFilePath and destinationFilePath reports error by calling errorCallback
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html
index b764d51e8..d64d7afd3 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_with_null_success_and_error_callbacks
-//==== LABEL Check whether 'copyTo' method properly copies file in case success and error callbacks are undefined
+//==== LABEL Check if File::copyTo() can be invoked with null successCallback and errorCallback
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html
index 2b5fda13a..3d841b2f0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html
@@ -37,7 +37,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_with_onerror
-//==== LABEL Check if method copyTo wit onError optional argument works properly.
+//==== LABEL Check if File::copyTo() calls errorCallback (nonexisting originFilePath)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html
index 3f1615d1a..f31d2ebb0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html
@@ -37,7 +37,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_copyTo_with_onsuccess
-//==== LABEL Check if method copyTo with onSuccess optional argument works properly.
+//==== LABEL Check if File::copyTo() with onSuccess creates a file copy
 //==== SPEC: Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html
index 0cb2a1580..8591d5146 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html
@@ -46,7 +46,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_with_para_invalid
-//==== LABEL Check if throw an exception when copyTo with invalid parameters.
+//==== LABEL Check if File::copyTo() method throws an exception when destinationFilePath is invalid
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html
index b60d28cad..9a4fcda9a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_writeFile_newName
-//==== LABEL Check if create a new empty file and write content of the file and then copy the file to the same location with different file name
+//==== LABEL Check if you can create a new empty file, write content into it, then request a copy of it (different name, same directory)
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html
index 9fa3ff2a7..87cda5de1 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_writeFile_overwrite_false
-//==== LABEL Check if create a new empty file and write content of the file and then copy the file to another location with same file name (overwrite false)
+//==== LABEL Check if when create a new empty file, write content into it, then request a copy of it over existing file invokes errorCallback (overwrite=false)
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html
index 6ba7ab37f..c56e2bbaa 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_copyTo_writeFile_subdir
-//==== LABEL Check if create a new empty file and write content of the file and then copy the file to subdirectory with same file name
+//==== LABEL Check if you can create a new empty file, write content into it, then request a copy of it (different name, different directory)
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html b/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html
index 9377ebbf7..86349213c 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_createDirectory
-//==== LABEL Check if method createDirectory of File works properly.
+//==== LABEL Check if File::createDirectory() method
 //==== SPEC: Tizen Web API:IO:Filesystem:File:createDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html b/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html
index e04b510a6..1fc1fb1d6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_createDirectory_exist
-//==== LABEL Check if method createDirectory exists in File
+//==== LABEL Check if File::createDirectory() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:createDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -55,7 +55,7 @@ var t = async_test(document.title),
 
 t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("createDirectory" in dir, "method createDirectory is exist");
+        assert_true("createDirectory" in dir, "method createDirectory exists");
         check_method_exists(dir, "createDirectory");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html b/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html
index df2f6698f..d50af04d2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html
@@ -45,7 +45,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_createDirectory_level2
-//==== LABEL Check if create directory of two levels.
+//==== LABEL Check if File::createDirectory() works for non-existing intermediate directory (creates 2 levels of directories)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:createDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createFile.html b/tct-filesystem-tizen-tests/filesystem/File_createFile.html
index 8614df9a4..3e8d5bee9 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createFile.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_createFile
-//==== LABEL Check if method createFile of File works properly.
+//==== LABEL Check if File::createFile() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:createFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html b/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html
index 12d45b787..25317f56d 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_createFile_exist
-//==== LABEL Check if method createFile exists in File
+//==== LABEL Check if File::createFile() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:createFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -55,7 +55,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("createFile" in dir, "method createFile is exist");
+        assert_true("createFile" in dir, "method createFile exists");
         check_method_exists(dir, "createFile");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html b/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html
index 0d5b92155..6adafa695 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html
@@ -46,7 +46,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_createFile_existing_file
-//==== LABEL Create existing file
+//==== LABEL Check if File::createFile() throws exception when the file already exists
 //==== SPEC Tizen Web API:IO:Filesystem:File:createFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== PRIORITY P2
diff --git a/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html b/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html
index 143f3c9c5..b0196c967 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html
@@ -44,7 +44,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_createFile_with_invalid_name
-//==== LABEL Check if throw an exception when create file with invalid file name.
+//==== LABEL Check if File::createFile() throws an exception when create file with invalid file name
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:createFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html
index 537b0c3f0..6f04d6219 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_created_attribute
-//==== LABEL Check if attribute created of File exists, has type Date and is readonly
+//==== LABEL Check if File::created attribute exists, has type Date and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:created A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html
index 46d34276a..a4504f748 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory
-//==== LABEL Check if method deleteDirectory of File works properly.
+//==== LABEL Check if File::deleteDirectory() method can be called
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html
index 72a3e3a93..96dff2cab 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html
@@ -45,7 +45,7 @@ Authors:
 
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_createDir_documents
-//==== LABEL Check if create a new directory in documents and then delete the directory
+//==== LABEL Check if File::createDirectory() creates a new directory in Documents and File::deleteDirectory() removes it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html
index 8812067ae..35758165e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html
@@ -44,7 +44,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_createDir_downloads
-//==== LABEL Check if create a new directory in downloads and then delete the directory
+//==== LABEL Check if File::createDirectory() creates a new directory in Downloads and File::deleteDirectory() removes it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html
index 11957b57b..ddab92a2a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html
@@ -44,7 +44,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_createDir_images
-//==== LABEL Check if create a new directory in images and then delete the directory
+//==== LABEL Check if File::createDirectory() creates a new directory in Images and File::deleteDirectory() removes it
 //==== PRIORITY P1
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html
index ff010bdd6..559eae7a7 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html
@@ -44,7 +44,7 @@ Authors:
 
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_createDir_music
-//==== LABEL Check if create a new directory in music and then delete the directory
+//==== LABEL Check if File::createDirectory() creates a new directory in Music and File::deleteDirectory() removes it
 //==== PRIORITY P1
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html
index 9a493d618..31ccc2e1a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html
@@ -45,7 +45,7 @@ Authors:
 
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_createDir_videos
-//==== LABEL Check if create a new directory in videos and then delete the directory
+//==== LABEL Check if File::createDirectory() creates a new directory in Videos and File::deleteDirectory() removes it
 //==== PRIORITY P1
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html
index ebcea18ba..a47ddea21 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_exist
-//==== LABEL Check if method deleteDirectory exists in File
+//==== LABEL Check if File::deleteDirectory() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -55,7 +55,7 @@ var t = async_test(document.title),
 
 t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("deleteDirectory" in dir, "method deleteDirectory is exist");
+        assert_true("deleteDirectory" in dir, "method deleteDirectory exists");
         check_method_exists(dir, "deleteDirectory");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html
index 9a652fb74..c45448536 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in deleteDirectory method.
+//==== LABEL Check if File::deleteDirectory() throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html
index 44e8da319..65af4feef 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html
@@ -35,7 +35,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in deleteDirectory method onError callback.
+//==== LABEL Check if File::deleteDirectory() throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html
index 8d218ecff..51d14b317 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html
@@ -37,7 +37,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in deleteDirectory method.
+//==== LABEL Check if File::deleteDirectory() throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html
index 8206afb62..c2066335d 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in deleteDirectory method onSuccess callback.
+//==== LABEL Check if File::deleteDirectory() throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html
index 4fbc81c6f..8b9e46bf6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_with_empty_path
-//==== LABEL Check whether invoking 'deleteDirectory' method with improper virtual path to the directory argument throws exception properly
+//==== LABEL Check if File::deleteDirectory() calls errorCallback when given directoryPath is empty
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html
index 916e6dbf7..fc2096887 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html
@@ -46,7 +46,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteDirectory_with_file_handle
-//==== LABEL Check if throw an exception when delete a dir with file handle.
+//==== LABEL Check if File::deleteDirectory() calls errorCallback when called on File object representing file, not a directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html
index 08ad90dff..02cfbf437 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_with_null_callbacks
-//==== LABEL Check whether 'deleteDirectory' method properly removes a specified directory
+//==== LABEL Check if File::deleteDirectory() method can be called with null onsuccess and onerror
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html
index 7de65c136..5e3faef29 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_with_onerror
-//==== LABEL Check if method deleteDirectory wit onError optional argument works properly.
+//==== LABEL Check if File::deleteDirectory() method calls onerror properly (when removing non-existing directory)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html
index c85d2f60d..6dca9e55d 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html
@@ -37,7 +37,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteDirectory_with_onsuccess
-//==== LABEL Check if method deleteDirectory wit onSuccess optional argument works properly.
+//==== LABEL Check if File::deleteDirectory() method with onsuccess optional argument works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteDirectory M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html
index f421d18d5..5f7eb33a5 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile
-//==== LABEL Check if method deleteFile of File works properly.
+//==== LABEL Check if File::deleteFile() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html
index 5a9cd3abf..fb0c9e6ab 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_copyFile_downloads
-//==== LABEL Check if create a new file in downloads and copy the file to another location and then delete the file
+//==== LABEL Check if you can create a new file in Document, copy it into Downloads, then request removing it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html
index 35acf38ac..787b31969 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_copyFile_images
-//==== LABEL Check if create a new file in images and copy the file to another location and then delete the file
+//==== LABEL Check if you can create a new file in Images, copy it into Downloads, then request removing it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html
index c97677b87..c60d8f172 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_copyFile_music
-//==== LABEL Check if create a new file in music and copy the file to another location and then delete the file
+//==== LABEL Check if you can create a new file in Music, copy it into Downloads, then request removing it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html
index 5a5caab1a..8baca2851 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_copyFile_videos
-//==== LABEL Check if create a new file in videos and copy the file to another location and then delete the file
+//==== LABEL Check if you can create a new file in Video, copy it into Downloads, then request removing it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html
index fc49edfea..fa7b1b05f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_createFile
-//==== LABEL Check if create a new file and then delete the file
+//==== LABEL Check if you can create a new file in Documents, copy it into Downloads, then request removing it
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html
index 5cb89061c..4168d1a4d 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_exist
-//==== LABEL Check if method deleteFile exists in File
+//==== LABEL Check if File::deleteFile() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -54,7 +54,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("deleteFile" in dir, "method deleteFile is exist");
+        assert_true("deleteFile" in dir, "method deleteFile exists");
         check_method_exists(dir, "deleteFile");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html
index 868019776..b168132a2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_listDocumentsFiles
-//==== LABEL Check if delete the list of all files in documents
+//==== LABEL Check if you can create directories and file in Documents, list them, then request deleting the directory and the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html
index 4b7996a9e..997678a4a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_listDownloadsFiles
-//==== LABEL Check if delete the list of all files in downloads
+//==== LABEL Check if you can create directories and file in Downloads, list them, then request deleting the directory and the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html
index 53d8b5a4e..e64edfcf3 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_listImagsFiles
-//==== LABEL Check if delete the list of all files in images
+//==== LABEL Check if you can create directories and file in Images, list them, then request deleting the directory and the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html
index d6f68dac7..01cce1649 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_listMusicFiles
-//==== LABEL Check if delete the list of all files in music
+//==== LABEL Check if you can create directories and file in Music, list them, then request deleting the directory and the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html
index 4da7f8340..8d3d5a0a2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_deleteFile_listVideosfiles
-//==== LABEL Check if delete the list of all files in videos
+//==== LABEL Check if you can create directories and file in Videos, list them, then request deleting the directory and the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html
index d700c1d00..2949b54d9 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in deleteFile method.
+//==== LABEL Check if File::deleteFile() throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html
index 6e8af7cd9..b3604863f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in deleteFile method onError callback.
+//==== LABEL Check if File::deleteFile() throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html
index 6795eed50..e801f6097 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_onsuccess_TypeMismatch
-//==== LABEL Check argument onsuccess conversions exception in deleteFile method.
+//==== LABEL Check if File::deleteFile() throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html
index dc4cc2d2a..99b28a171 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in deleteFile method onSuccess callback.
+//==== LABEL Check if File::deleteFile() throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html
index 97277045b..4473670a8 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_dir_handle
-//==== LABEL Check if throw an exception when delete a file with dir handle.
+//==== LABEL Check if File::deleteFile() calls errorCallback when called on File object representing file, not a directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html
index 4d44d24e3..6c87db3a3 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_nonexist
-//==== LABEL Check if throw an exception when delete a file which not exist.
+//==== LABEL Check if File::deleteFile() calls errorCallback when given filePath does not exist
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html
index 87fe6f0ec..9170c1bc4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_onerror
-//==== LABEL Check if method deleteFile wit onError optional argument works properly.
+//==== LABEL Check if File::deleteFile() method calls errorCallback properly (when removing non-existing file)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html
index dc8eb8ef6..f6d8e679e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_onsuccess
-//==== LABEL Check if method deleteFile with onSuccess optional argument works properly.
+//==== LABEL Check if File::deleteFile() method calls given onsuccess callback
 //==== SPEC: Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html
index f3919254c..d73ecc61e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_vaild_callbacks
-//==== LABEL Check whether 'deleteFile' method properly removes a specified file
+//==== LABEL Check if File::deleteFile() can be called with onsuccess and onerror
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html
index 000a75157..e17b7ed4f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_deleteFile_with_valid_filePath
-//==== LABEL Check whether 'deleteFile' method works properly removing a specified file
+//==== LABEL Check if File::deleteFile() method can be called without onsuccess
 //==== SPEC Tizen Web API:IO:Filesystem:File:deleteFile M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_extend.html b/tct-filesystem-tizen-tests/filesystem/File_extend.html
index 0d5458a8c..1fe458342 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_extend.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_extend.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_extend
-//==== LABEL Test whether the File object can have new attribute added
+//==== LABEL Check if instance of File can be extended with new property
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:File:File U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html
index 183d4d981..5cfb65cb2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_fileSize_attribute
-//==== LABEL Check if attribute fileSize of File exists, has type Number and is readonly
+//==== LABEL Check if File::fileSize attribute exists, has type Number and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:fileSize A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html
index c1c4120b2..6eaca535e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_fullPath_attribute
-//==== LABEL Check if attribute fullPath of File exists, has type DOMString and is readonly
+//==== LABEL Check if File::fullPath attribute exists, has type DOMString and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:fullPath A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html
index 029e686a1..237961239 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_isDirectory_attribute
-//==== LABEL Check if attribute isDirectory of File exists, has type Boolean and is readonly
+//==== LABEL Check if File::isDirectory attribute exists, has type Boolean and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:isDirectory A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html
index 052ebdb87..1f5832c12 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_isFile_attribute
-//==== LABEL Check if attribute isFile of File exists, has type Boolean and is readonly
+//==== LABEL Check if File::isFile attribute exists, has type Boolean and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:isFile A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html
index 3abba485a..9aac03fd9 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_length_attribute
-//==== LABEL Check if attribute length of File exists, has type Number and is readonly
+//==== LABEL Check if File::length attribute exists, has type Number and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:length A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles.html
index 31b4f0878..0a3de93bf 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 
 //==== TEST: File_listFiles
-//==== LABEL Check if method listFiles of File works properly.
+//==== LABEL Check if File::listFiles() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html
index 62a37ef7b..03aa64471 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_createFiles
-//==== LABEL Check if create a new directory and then list all files in this directory
+//==== LABEL Check if you can create a new directory and then list files in this directory
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html
index c2a5ef998..d7b3cbe40 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html
@@ -43,7 +43,7 @@ Authors:
 <script>
 
 //==== TEST: File_listFiles_exist
-//==== LABEL Check if method listFiles exists in File
+//==== LABEL Check if File::listFiles() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title), resolveSuccess, resolveError;
 
 t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("listFiles" in dir, "method listFiles is exist");
+        assert_true("listFiles" in dir, "method listFiles exists");
         check_method_exists(dir, "listFiles");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html
index 2de6838bb..022398f41 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 
 //==== TEST: File_listFiles_filter_TypeMismatch
-//==== LABEL Check argument filter conversions exception.
+//==== LABEL Check if File::listFiles() method throws exception for wrong type of filter
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html
index 3b31d3eea..17d98ca78 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_filter_empty
-//==== LABEL Check with empty FileFilter argument of listFiles
+//==== LABEL Check if File::listFiles() can be called with empty object as filter argument
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html
index 26f33bf13..85f29644f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: File_listFiles_missarg
 //==== PRIORITY: P2
-//==== LABEL Check if listFiles of File with missing non-optional argument works
+//==== LABEL Check if File::listFiles() with missing mandatory argument throws exception
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html
index f566972df..111c73be2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in listFiles method.
+//==== LABEL Check if File::listFiles() throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html
index 8e7eecdcc..85fbcea2e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in listFiles method onError callback.
+//==== LABEL Check if File::listFiles() throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html
index 260d514bb..f3c62084b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in listFiles method.
+//==== LABEL Check if File::listFiles() throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html
index e52cf034d..aa25bd651 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in listFiles method onSuccess callback.
+//==== LABEL Check if File::listFiles() throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html
index 22f9672c5..ceb2f38f6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html
@@ -41,7 +41,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_with_file_handle
-//==== LABEL Check if throw an exception when listFiles with a file handle.
+//==== LABEL Check if File::listFiles() calls errorCallback when called on File object representing file, not a directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html
index d30d85b2d..cf1cd69e6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_with_filter
-//==== LABEL Check if list files in documents directory with filter.
+//==== LABEL Check if File::listFiles() works with filter argument
 //==== PRIORITY P1
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html
index d40482787..e64921a2b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_with_onerror
-//==== LABEL Check if method listFiles wit onError optional argument works properly.
+//==== LABEL Check if File::listFiles() calls errorCallback (listing files of a file)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html
index d0f11bcaa..85821bf3f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_listFiles_with_valid_successCallback
-//==== LABEL Check whether 'listFiles' method properly retrieves the list of files in directory
+//==== LABEL Check if File::listFiles() call onsuccess callback
 //==== SPEC Tizen Web API:IO:Filesystem:File:listFiles M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html
index bec57842d..982704a5b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_modified_attribute
-//==== LABEL Check if attribute modified of File exists, has type Date and is readonly
+//==== LABEL Check if File::modified attribute exists, has type Date and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:modified A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo.html
index 90c0d2c6f..157ba6270 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo
-//==== LABEL Check if method moveTo of File works properly.
+//==== LABEL Check if File::moveTo() can be called successfully
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html
index e73c291b4..e4b22b9f0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_moveTo_dir_samedir_samename_overwrite_false
-//==== LABEL Check if error callback invoked when move a directory to the same location with the same name (overwrite is false).
+//==== LABEL Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html
index c3f67c8ae..8e120504e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html
@@ -33,7 +33,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_moveTo_dir_samedir_samename_overwrite_true
-//==== LABEL Check if error callback invoked when move a directory to the same location with the same name (overwrite is true).
+//==== LABEL Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html
index e48bec023..a39b52ad4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_empty_destination_source_and_destination_paths
-//==== LABEL Check whether invoking 'moveTo' method with improper arguments calls error callback function properly
+//==== LABEL Check if File::moveTo() invokes error callback when originFilePath and destinationFilePath are empty
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html
index 793350574..e1939ff11 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_exist
-//==== LABEL Check if method moveTo exists in File
+//==== LABEL Check if File::moveTo() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -53,7 +53,7 @@ var t = async_test(document.title), resolveSuccess, resolveError;
 
 t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("moveTo" in dir, "method moveTo is exist");
+        assert_true("moveTo" in dir, "method moveTo exists");
         check_method_exists(dir, "moveTo");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html
index 9c6cdedea..5ff3f51c4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_moveTo_file_samedir_samename_overwrite_false
-//==== LABEL Check if error callback invoked when move a file to the same location with the same name (overwrite is false).
+//==== LABEL Check if File::moveTo() invokes error callback when moving a file to the same location with the same name (overwrite is false)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html
index e5a92d2be..22c26cd94 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html
@@ -40,7 +40,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_moveTo_file_samedir_samename_overwrite_true
-//==== LABEL Check if error callback invoked when move a file to the same location with the same name (overwrite is true)
+//==== LABEL Check if File::moveTo() error callback when moving a file to the same location with the same name (overwrite is true)
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html
index ee6dff8a9..e57d3454d 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in moveTo method.
+//==== LABEL Check if File::moveTo() throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html
index a31a80d7b..d9a29dd02 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in moveTo method onError callback.
+//==== LABEL Check if File::moveTo() throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html
index 4b894f242..71d9530a1 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in moveTo method.
+//==== LABEL Check if File::moveTo() throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html
index 8cbf4cbb6..7075a5cfe 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_onsuccess_invalid_cb
-//==== LABEL Check if an exception was thrown when a fake callback (onsuccess) was passed into moveTo method.
+//==== LABEL Check if File::moveTo() throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html
index cf0a921e8..61cca27db 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html
@@ -29,7 +29,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_additional_null_parameter
-//==== LABEL Check whether 'moveTo' method invoked with additional null parameter properly transfers a file
+//==== LABEL Check if File::moveTo() method can be invoked with extra null parameter
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html
index a1b7f07ca..129d636c1 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_file_handle
-//==== LABEL Check if errorCallback will be invoked when moveTo will be used with file handle.
+//==== LABEL Check if File::moveTo() calls errorCallback when called on File object representing file, not a directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html
index 6aaa4b3a5..4a9a15426 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_invalid_filePath
-//==== LABEL Check whether invoking 'moveTo' method with improper argument calls error callback function properly
+//==== LABEL Check if File::moveTo() calls errorCallback when source file does not exist
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -56,7 +56,7 @@ t.step(function () {
     resolveSuccess = t.step_func(function (dir) {
         for (i = 0; i < param.length; i++) {
             dir.moveTo(param[i], dir.fullPath + "/" + fsTestFileName, true,
-            moveToSuccess, moveToError);
+                moveToSuccess, moveToError);
         }
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html
index 785a5d9a4..511400b79 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_onerror
-//==== LABEL Check if method moveTo wit onError optional argument works properly.
+//==== LABEL Check if File::moveTo() calls errorCallback (source file does not exist)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html
index de4414949..99ea766e0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_onsuccess
-//==== LABEL Check if method moveTo wit onSuccess optional argument works properly.
+//==== LABEL Check if File::moveTo() calls successCallback
 //==== SPEC: Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html
index a6b41e2ac..272696000 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_with_path_invalid
-//==== LABEL Check if throw an exception when move a file to an invalid path.
+//==== LABEL Check if File::moveTo() calls errorCallback (NotFound) when destinationFilePath is in non-existing directory
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html
index a85bdd9d8..b6c7788be 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_writeFile_newName
-//==== LABEL Check if create a new empty file and write content of the file and then move the file to the same location with different file name
+//==== LABEL Check if you can create a new file, write content to it, and then move the file to the same directory with different file name
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html
index ae4ef7015..694362e20 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_writeFile_overwrite_false
-//==== LABEL Check if create a new empty file and write content of the file and then move the file to another location with same file name (overwrite false)
+//==== LABEL Check if File::moveTo() calls errorCallback when originFilePath and destinationFilePath is the same path (overwrite false)
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html
index 0a28fc713..11439ec82 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_moveTo_writeFile_subdir
-//==== LABEL Check if create a new empty file and write content of the file and then move the file to subdirectory with same file name
+//==== LABEL Check if you can create a new file, write content to it, and then move the file to a subdirectory keeping the name of the file
 //==== SPEC Tizen Web API:IO:Filesystem:File:moveTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html
index f35b906e3..da7cc310b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_name_attribute
-//==== LABEL Check if attribute name of File exists, has type DOMString and is readonly
+//==== LABEL Check if File::name attribute exists, has type DOMString and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:name A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/File_notexist.html b/tct-filesystem-tizen-tests/filesystem/File_notexist.html
index 918f7e2bd..24d42acec 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_notexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_notexist.html
@@ -29,7 +29,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_notexist
-//==== LABEL Check if is possible to call File in new expresion
+//==== LABEL Interface File should not be accessible
 //==== PRIORITY: P3
 //==== SPEC Tizen Web API:IO:Filesystem:File:File U
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream.html b/tct-filesystem-tizen-tests/filesystem/File_openStream.html
index d3f84a0ed..4fd655a28 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream
-//==== LABEL Check if method openStream of File works properly.
+//==== LABEL Check if File::openStream() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html
index df118a3fd..2ba13cc8e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_encoding_invalid
-//==== LABEL Check if throw an exception when open the file in invalid encoding.
+//==== LABEL Check if File::openStream() throws an exception for invalid encoding value
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html
index 5522cb74c..6d6d5b618 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html
@@ -42,7 +42,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_exist
-//==== LABEL Check if method openStream exists in File
+//==== LABEL Check if File::openStream() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -51,7 +51,7 @@ var t = async_test(document.title), resolveSuccess, resolveError;
 
 t.step(function (){
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("openStream" in dir, "method openStream is exist");
+        assert_true("openStream" in dir, "method openStream exists");
         check_method_exists(dir, "listFiles");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html
index e4ce25fe5..ad756dbf2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html
@@ -31,7 +31,7 @@ Authors:
 
 //==== TEST: File_openStream_missarg
 //==== PRIORITY: P2
-//==== LABEL Check if openStream of File with missing non-optional argument works
+//==== LABEL Check if File::openStream() method throws exception for missing mandatory argument
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html
index 814b05bf3..57ca05a01 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html
@@ -29,7 +29,7 @@ Authors:
 <script>
 
 //==== TEST: File_openStream_mode_TypeMismatch
-//==== LABEL Check argument mode conversions exception.
+//==== LABEL Check if File::openStream() throws exception for wrong type of mode argument
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html
index b6e6ec855..72a408b62 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_mode_a
-//==== LABEL Check if open the file with mode a.
+//==== LABEL Check if File::openStream() works for mode a
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html
index a35c13976..9b452496b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html
@@ -44,7 +44,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_mode_r
-//==== LABEL Check if open the file with mode r.
+//==== LABEL Check if File::openStream() works for mode r
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html
index 67febe097..77a3268f0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_mode_rw
-//==== LABEL Check if open the file with mode rw.
+//==== LABEL Check if File::openStream() works for mode rw
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html
index 00de3bf9a..731307776 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_mode_w
-//==== LABEL Check if open the file with mode w.
+//==== LABEL Check if File::openStream() works for mode w
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html
index e745f31ff..6a67bc086 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_openStream_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in openStream method.
+//==== LABEL Check if File::openStream() method throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html
index cb90cdcb3..d1ee5fd1e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html
@@ -29,7 +29,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_openStream_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in openStream method onError callback.
+//==== LABEL Check if File::openStream() method throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html
index a472ede51..0065e6178 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in openStream method.
+//==== LABEL Check if File::openStream() method throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html
index 7363cb40e..6d67dd907 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 
 //==== TEST: File_openStream_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in openStream method onSuccess callback.
+//==== LABEL Check if File::openStream() method throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html
index d48a5d97f..8e39c17aa 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html
@@ -32,7 +32,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_openStream_with_encoding
-//==== LABEL Check if method openStream wit encoding optional argument works properly.
+//==== LABEL Check if File::openStream() method can be called with valid encoding argument
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html
index 9c6051129..37f9688a8 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_openStream_with_nonexist_file
-//==== LABEL Check if throw an exception when open the file which not exist.
+//==== LABEL Check if File::openStream() method calls errorCallback when invoked for file which was already removed
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html
index 3cc1f2951..0a7665f5a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html
@@ -30,7 +30,7 @@ Authors:
 <script>
 
 //==== TEST: File_openStream_with_onerror
-//==== LABEL Check if method openStream wit onError optional argument works properly.
+//==== LABEL Check if File::openStream() method calls errorCallback properly (openStream used on directory)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:openStream M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MAST MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html
index 1c71afbce..62ad9a99a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html
@@ -31,7 +31,7 @@ Authors:
 <script>
 
 //==== TEST: File_parent_attribute
-//==== LABEL Check if attribute parent of File exists, has type File and is readonly
+//==== LABEL Check if File::parent attribute exists, has type File and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:parent A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html b/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html
index c4575bb10..b2eb802e6 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html
@@ -33,12 +33,11 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_parent_attribute_notnull_using_resolve
-//==== LABEL Check if attribute parent of File is not null when using resolve method
+//==== LABEL Check if File::parent attribute is set by resolve() for subdirectory of Documents
 //==== SPEC: Tizen Web API:IO:Filesystem:File:parent A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA
 
-//Check if attribute parent of File is not null when using resolve method
 var t = async_test(document.title),
     resolveSuccess, resolveError, resolveFileSuccess, fsTestFileName;
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html
index a79aebdba..47e4dbf0f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html
@@ -31,7 +31,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_path_attribute
-//==== LABEL Check if attribute path of File exists, has type DOMString and is readonly
+//==== LABEL Check if File::path attribute exists, has type DOMString and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:path A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE ARO AT
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText.html
index 9ce3d7317..644e63789 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText.html
@@ -33,7 +33,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_readAsText
-//==== LABEL Check if method readAsText of File works properly.
+//==== LABEL Check if File::readAsText() method works properly without errorCallback
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html
index 4df0cca1d..48f072fa5 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html
@@ -43,7 +43,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_readAsText_encoding_invalid
-//==== LABEL Check if throw an exception when readAsText in invalid encoding.
+//==== LABEL Check if File::readAsText() method throws exception for invalid encoding value
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html
index dff90ed91..018d528f4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html
@@ -42,7 +42,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_readAsText_exist
-//==== LABEL Check if method readAsText exists in File
+//==== LABEL Check if File::readAsText() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -51,7 +51,7 @@ var t = async_test(document.title), resolveSuccess, resolveError;
 
 t.step(function (){
     resolveSuccess = t.step_func(function (dir) {
-        assert_true("readAsText" in dir, "method readAsText is exist");
+        assert_true("readAsText" in dir, "method readAsText exists");
         check_method_exists(dir, "readAsText");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html
index d98ae30e9..91b6230f3 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_readAsText_listDocumentsFiles
-//==== LABEL Check if list all files in documents and then read the content of the file as a DOMString
+//==== LABEL Check if File::readAsText() method works for a file created in Documents
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
@@ -55,7 +55,7 @@ var testFile, resolveSuccess, resolveError, readAsTextSuccess,
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html
index a84690fab..8f16be7aa 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_readAsText_listDownloadsFiles
-//==== LABEL Check if list all files in downloads and then read the content of the file as a DOMString
+//==== LABEL Check if File::readAsText() method works for a file created in Downloads
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
@@ -55,7 +55,7 @@ var t = async_test(document.title),
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html
index 2f3c7d358..c0885eaa0 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_readAsText_listImagesFiles
-//==== LABEL Check if list all files in images and then read the content of the file as a DOMString
+//==== LABEL Check if File::readAsText() method works for a file created in Images
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
@@ -55,7 +55,7 @@ var text = "test write method", t = async_test(document.title),
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html
index b981b14fd..5f946f0e4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_readAsText_listMusicFiles
-//==== LABEL Check if list all files in music and then read the content of the file as a DOMString
+//==== LABEL Check if File::readAsText() method works for a file created in Music
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
@@ -55,7 +55,7 @@ var testFile, resolveSuccess, resolveError, listFilesSuccess,
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html
index a3a9285e2..fbf63953e 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_readAsText_listVideosFiles
-//==== LABEL Check if list all files in videos and then read the content of the file as a DOMString
+//==== LABEL Check if File::readAsText() method works for a file created in Videos
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
@@ -55,7 +55,7 @@ var text = "test write method", t = async_test(document.title),
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
 
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html
index dffb21681..a5b0ed0ab 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html
@@ -34,7 +34,7 @@ Authors:
 
 //==== TEST: File_readAsText_missarg
 //==== PRIORITY: P2
-//==== LABEL Check if readAsText of File with missing non-optional argument works
+//==== LABEL Check if File::readAsText() throws exception for missing mandatory parameter
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html
index f52b65ba3..4ee779d34 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_onerror_TypeMismatch
-//==== LABEL Check argument onError conversions exception in readAsText method.
+//==== LABEL Check if File::readAsText() method throws exception for wrong type of onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html
index 7b9b26b54..eda909ae4 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_onerror_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in readAsText method onError callback.
+//==== LABEL Check if File::readAsText() method throws exception for wrong onerror
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html
index 203c159e3..6fe60a084 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_onsuccess_TypeMismatch
-//==== LABEL Check argument onSuccess conversions exception in readAsText method.
+//==== LABEL Check if File::readAsText() method throws exception for wrong type of onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html
index de99a69a1..6f8fda4b2 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_onsuccess_invalid_cb
-//==== LABEL Test whether the constructor of the interface is defined or not in readAsText method onSuccess callback.
+//==== LABEL Check if File::readAsText() method throws exception for wrong onsuccess
 //==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html
index 1b9da4544..ed9d6cccf 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html
@@ -30,7 +30,8 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_with_encoding
-//==== LABEL Check if method readAsText wit encoding optional argument works properly.
+//==== LABEL Check if File::readAsText() method works with encoding argument
+//==== PRIORITY: P2
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html b/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html
index 7b3a7abb0..09fbeda5a 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readAsText_with_onerror
-//==== LABEL Check if method readAsText wit onError optional argument works properly.
+//==== LABEL Check if File::readAsText() properly calls errorCallback (called on a directory instead of file)
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MERRCB
diff --git a/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html b/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html
index 67cb7eb23..30eba68f3 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html
@@ -30,7 +30,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_readOnly_attribute
-//==== LABEL Check if attribute readOnly of File exists, has type Boolean and is readonly
+//==== LABEL Check if File::readOnly attribute exists, has type Boolean and is readonly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:readOnly A
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA AE AT ARO
diff --git a/tct-filesystem-tizen-tests/filesystem/File_resolve.html b/tct-filesystem-tizen-tests/filesystem/File_resolve.html
index 695d5bbd7..102b0c254 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_resolve.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_resolve.html
@@ -31,7 +31,7 @@ Authors:
 <div id="log"></div>
 <script>
 //==== TEST: File_resolve
-//==== LABEL Check if method resolve of File works properly.
+//==== LABEL Check if File::resolve() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html b/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html
index 651c8b4ff..c18de820f 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html
@@ -41,7 +41,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_resolve_exist
-//==== LABEL Check if method resolve exists in File
+//==== LABEL Check if File::resolve() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
@@ -51,7 +51,7 @@ var t = async_test(document.title),
     onSuccess, onError;
 t.step(function (){
     onSuccess = t.step_func(function (dir) {
-        assert_true("resolve" in dir, "method resolve is exist");
+        assert_true("resolve" in dir, "method resolve exists");
         check_method_exists(dir, "resolve");
         t.done();
     });
diff --git a/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html b/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html
index f889f4839..8dcb2c83b 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html
@@ -42,7 +42,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_resolve_with_invalid_para
-//==== LABEL Check if throw an exception when resolve a file with the incompatible input parameter.
+//==== LABEL Check if File::resolve() throws exception when file given by filePath does not exist
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html b/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html
index d173482a0..578186a77 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html
@@ -45,7 +45,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_resolve_with_nonexist
-//==== LABEL Check if throw an exception when resolve a file which not exist.
+//==== LABEL Check if File::resolve() throws exception when resolving a file which not exist
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_toURI.html b/tct-filesystem-tizen-tests/filesystem/File_toURI.html
index bdc0ee54f..9cb9e01c9 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_toURI.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_toURI.html
@@ -36,7 +36,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_toURI
-//==== LABEL Check if method toURI of File works properly.
+//==== LABEL Check if File::toURI() method works properly
 //==== SPEC: Tizen Web API:IO:Filesystem:File:toURI M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MNA MR
diff --git a/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html b/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html
index 183de1971..c32fd1b54 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html
@@ -33,7 +33,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_toURI_exist
-//==== LABEL Check if method toURI exists in File
+//==== LABEL Check if File::toURI() method exists
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:toURI M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html b/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html
index 575ee7c96..66339d602 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html
@@ -34,7 +34,7 @@ Authors:
 <script type="text/javascript">
 
 //==== TEST: File_toURI_extra_argument
-//==== LABEL Check if method toURI of File accepts extra argument
+//==== LABEL Check if File::toURI() method accepts extra argument
 //==== SPEC: Tizen Web API:IO:Filesystem:File:toURI M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MNAEX
diff --git a/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html b/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html
index 7190e1669..fe26ee688 100644
--- a/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html
+++ b/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html
@@ -44,7 +44,7 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: File_toURI_with_nonexist_file
-//==== LABEL Check if throw an exception when get a URI of nonexist file.
+//==== LABEL Check if File::toURI() method throws exception when get a URI of non-existing file
 //==== PRIORITY P2
 //==== SPEC Tizen Web API:IO:Filesystem:File:toURI M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
diff --git a/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html b/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html
index 8ebde480a..7d76f5a28 100644
--- a/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html
+++ b/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html
@@ -42,12 +42,11 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: filesystem_FileStreamSuccessCallback_onsuccess
-//==== LABEL Check if FileStreamSuccessCallback method: onsuccess is exist
+//==== LABEL Test whether FileStreamSuccessCallback::onsuccess is called with valid argument
 //==== SPEC Tizen Web API:IO:Filesystem:FileStreamSuccessCallback:onsuccess M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA CBOA
 
-//  check if FileStreamSuccessCallback method: onSuccess is exist
 var t = async_test(document.title),
     resolveSuccess, resolveError, openStreamSuccess, openStreamError, file,
     fsTestFileName = getFileName("successFile.txt");
diff --git a/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html b/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html
index 7513e2f77..40a6f5519 100644
--- a/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html
+++ b/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html
@@ -42,13 +42,12 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: filesystem_File_copyTo
-//==== LABEL Check if copy a file successfully
+//==== LABEL Check if File::copyTo() can be called
 //==== PRIORITY P0
 //==== SPEC Tizen Web API:IO:Filesystem:File:copyTo M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
 
-//  check if copy a file successfully
 var t = async_test(document.title),
     createFile, resolveSuccess, resolveError, copyToSuccess, copyToError,
     fsTestFileName = getFileName("copyFile.txt");
diff --git a/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html b/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html
index 2467a3c4f..b5aa5b5f4 100644
--- a/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html
+++ b/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html
@@ -42,12 +42,11 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: filesystem_File_readAsText
-//==== LABEL Check if reads the content of a file as a DOMString.
+//==== LABEL Check if File::readAsText() method reads the content of a file as a DOMString
 //==== SPEC Tizen Web API:IO:Filesystem:File:readAsText M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MOA
 
-//  check if reads the content of a file as a DOMString.
 var t = async_test(document.title), text = "test write method",
     testFile, resolveSuccess, resolveError, openStreamSuccess, openStreamError,
     readAsTextSuccess, readAsTextError,
@@ -55,7 +54,7 @@ var t = async_test(document.title), text = "test write method",
 
 t.step(function (){
     readAsTextSuccess = t.step_func(function (str) {
-        assert_equals(str, text, "text readed from file is wrong");
+        assert_equals(str, text, "text read from file is wrong");
         t.done();
     });
     readAsTextError = t.step_func(function (error) {
diff --git a/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html b/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html
index 8c4ba8f0c..2ec4a20a4 100644
--- a/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html
+++ b/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html
@@ -42,12 +42,11 @@ Authors:
 <div id="log"></div>
 <script type="text/javascript">
 //==== TEST: filesystem_File_resolve
-//==== LABEL Check if resolve a file and return a file handle
+//==== LABEL Check if File::resolve() method called for a file returns a file handle
 //==== SPEC Tizen Web API:IO:Filesystem:File:resolve M
 //==== SPEC_URL https://developer.tizen.org/help/topic/org.tizen.web.device.apireference/tizen/filesystem.html
 //==== TEST_CRITERIA MMINA
 
-//  check if resolves a file and returns a file handle.
 var t = async_test(document.title),
     resolveSuccess, resolveError, expected = "object", handle,
     fsTestFileName = getFileName("resolve.doc");
diff --git a/tct-filesystem-tizen-tests/tests.full.xml b/tct-filesystem-tizen-tests/tests.full.xml
index 63465f11e..132768645 100644
--- a/tct-filesystem-tizen-tests/tests.full.xml
+++ b/tct-filesystem-tizen-tests/tests.full.xml
@@ -3,7 +3,7 @@
 <test_definition>
   <suite name="tct-filesystem-tizen-tests" launcher="WRTLauncher" category="Tizen Web Device APIs">
     <set name="Filesystem">
-      <testcase purpose="Check if is possible to call FileArraySuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileArraySuccessCallback_notexist">
+      <testcase purpose="Interface FileArraySuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileArraySuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -15,7 +15,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileArraySuccessCallback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileArraySuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileArraySuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileArraySuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -27,7 +27,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStreamSuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStreamSuccessCallback_notexist">
+      <testcase purpose="Interface FileStreamSuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStreamSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -39,7 +39,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileStreamSuccessCallback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStreamSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStreamSuccessCallback::onsuccess is called with argument of proper type" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStreamSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -51,7 +51,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check attribute bytesAvailable in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_bytesAvailable_attribute">
+      <testcase purpose="Check if FileStream::bytesAvailable attribute exist, is of proper type" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_bytesAvailable_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html</test_script_entry>
         </description>
@@ -63,7 +63,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check proper invocation close()" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_close">
+      <testcase purpose="Check if FileStream::close() method works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_close">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close.html</test_script_entry>
         </description>
@@ -75,7 +75,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method close exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_close_exist">
+      <testcase purpose="Check if FileStream::close() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_close_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html</test_script_entry>
         </description>
@@ -87,7 +87,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method close of FileStream accepts extra argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_close_extra_argument">
+      <testcase purpose="Check if FileStream::close() method can be called with extra arguments" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_close_extra_argument">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html</test_script_entry>
         </description>
@@ -99,7 +99,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check attribute eof in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_eof_attribute">
+      <testcase purpose="Check if FileStream::eof attribute exists, is Boolean" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_eof_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html</test_script_entry>
         </description>
@@ -111,7 +111,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the FileStream object can have new attribute added" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_extend">
+      <testcase purpose="Test whether instance of FileStream can be extended with new attribute" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html</test_script_entry>
         </description>
@@ -123,7 +123,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStream in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_notexist">
+      <testcase purpose="Interface FileStream should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html</test_script_entry>
         </description>
@@ -135,7 +135,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check attribute position in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_position_attribute">
+      <testcase purpose="Check if FileStream::position attribute exists, is of proper type, can be changed" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_position_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html</test_script_entry>
         </description>
@@ -147,7 +147,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method read of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_read">
+      <testcase purpose="Check if FileStream::read() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_read">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read.html</test_script_entry>
         </description>
@@ -159,7 +159,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readBase64 of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_readBase64">
+      <testcase purpose="Check if FileStream::readBase64() method works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_readBase64">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html</test_script_entry>
         </description>
@@ -171,7 +171,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readBase64 exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_readBase64_exist">
+      <testcase purpose="Check if FileStream::readBase64() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_readBase64_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html</test_script_entry>
         </description>
@@ -183,7 +183,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when readBase64 from a file with invalid value." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBase64_with_invalid_value">
+      <testcase purpose="Check if FileStream::readBase64() method throws exception when argument byteCount=0" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBase64_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html</test_script_entry>
         </description>
@@ -195,7 +195,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when read the specified number of bytes from a file without r permission and encoding the result in base64." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBase64_without_r_permission">
+      <testcase purpose="Check if FileStream::readBase64() throws exception when reading from a file opened in 'w' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBase64_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html</test_script_entry>
         </description>
@@ -207,7 +207,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file as base64" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_readBase64_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file as base64" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_readBase64_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html</test_script_entry>
         </description>
@@ -219,7 +219,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readBytes of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_readBytes">
+      <testcase purpose="Check if FileStream::readBytes() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_readBytes">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html</test_script_entry>
         </description>
@@ -231,7 +231,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readBytes exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_readBytes_exist">
+      <testcase purpose="Check if FileStream::readBytes() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_readBytes_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html</test_script_entry>
         </description>
@@ -243,7 +243,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when readBytes from a file with invalid value." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBytes_with_invalid_value">
+      <testcase purpose="Check if FileStream::readBytes() method throws exception when argument byteCount=0" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBytes_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html</test_script_entry>
         </description>
@@ -255,7 +255,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when read the specified number of bytes from a file without r permission." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBytes_without_r_permission">
+      <testcase purpose="Check if FileStream::readBytes() throws exception when reading from a file opened in 'w' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_readBytes_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html</test_script_entry>
         </description>
@@ -267,7 +267,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file as a byte array" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_readBytes_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file as a byte array" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_readBytes_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html</test_script_entry>
         </description>
@@ -279,7 +279,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method read exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_read_exist">
+      <testcase purpose="Check if FileStream::read() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_read_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html</test_script_entry>
         </description>
@@ -291,7 +291,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when read a file with invalid value." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_read_with_invalid_value">
+      <testcase purpose="Check if FileStream::read() method throws exception when argument byteCount=0" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_read_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html</test_script_entry>
         </description>
@@ -303,7 +303,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when read a file without r permission." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_read_without_r_permission">
+      <testcase purpose="Check if FileStream::read() throws exception when reading from a file opened in 'w' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_read_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html</test_script_entry>
         </description>
@@ -315,7 +315,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_read_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStream_read_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html</test_script_entry>
         </description>
@@ -327,7 +327,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method write of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_write">
+      <testcase purpose="Check if FileStream::write() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_write">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write.html</test_script_entry>
         </description>
@@ -339,7 +339,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method writeBase64 of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBase64">
+      <testcase purpose="Check if FileStream::writeBase64() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBase64">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html</test_script_entry>
         </description>
@@ -351,7 +351,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method writeBase64 exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_writeBase64_exist">
+      <testcase purpose="Check if FileStream::writeBase64() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_writeBase64_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html</test_script_entry>
         </description>
@@ -363,7 +363,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when write the specified bytes to a file without w permission and encoding the result in base64." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBase64_without_w_permission">
+      <testcase purpose="Check if FileStream::writeBase64() throws exception when writing to a file opened in 'r' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBase64_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html</test_script_entry>
         </description>
@@ -375,7 +375,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method writeBytes of FileStream works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes">
+      <testcase purpose="Check if FileStream::writeBytes() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html</test_script_entry>
         </description>
@@ -387,7 +387,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in writeBytes method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBytes_byteData_TypeMismatch">
+      <testcase purpose="Check if FileStream::writeBytes() throws exception for wrong type of byteData" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBytes_byteData_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html</test_script_entry>
         </description>
@@ -399,7 +399,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method writeBytes exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_writeBytes_exist">
+      <testcase purpose="Check if FileStream::writeBytes() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_writeBytes_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html</test_script_entry>
         </description>
@@ -411,7 +411,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if writeBytes of FileStream with missing non-optional argument works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes_missarg">
+      <testcase purpose="Check if FileStream::writeBytes() method throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html</test_script_entry>
         </description>
@@ -423,7 +423,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'writeBytes' method properly writes the specified bytes to FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes_with_additional_null_parameter">
+      <testcase purpose="Check if FileStream::writeBytes() method properly writes the specified bytes to file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStream_writeBytes_with_additional_null_parameter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html</test_script_entry>
         </description>
@@ -435,7 +435,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when write the specified bytes to a file without w permission." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBytes_without_w_permission">
+      <testcase purpose="Check if FileStream::writeBytes() throws exception when writing to a file opened in 'r' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_writeBytes_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html</test_script_entry>
         </description>
@@ -447,7 +447,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method write exists in FileStream" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_write_exist">
+      <testcase purpose="Check if FileStream::write() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileStream_write_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html</test_script_entry>
         </description>
@@ -459,7 +459,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when write a file without w permission." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_write_without_w_permission">
+      <testcase purpose="Check if FileStream::write() throws exception when writing to a file opened in 'r' mode" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileStream_write_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html</test_script_entry>
         </description>
@@ -471,7 +471,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStringSuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStringSuccessCallback_notexist">
+      <testcase purpose="Interface FileStringSuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileStringSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -483,7 +483,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileStringSuccessCallback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStringSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStringSuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileStringSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -495,7 +495,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSuccessCallback_notexist">
+      <testcase purpose="Interface FileSuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -507,7 +507,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -519,7 +519,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if FileSystemManagerObject not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManagerObject_notexist">
+      <testcase purpose="Interface FileSystemManagerObject should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManagerObject_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html</test_script_entry>
         </description>
@@ -531,7 +531,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check addStorageStateChangeListener with non-optional arguments" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_addStorageStateChangeListener">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method can be called" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_addStorageStateChangeListener">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html</test_script_entry>
         </description>
@@ -543,7 +543,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method addStorageStateChangeListener of FileSystemManager exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_addStorageStateChangeListener_exist">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_addStorageStateChangeListener_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html</test_script_entry>
         </description>
@@ -555,7 +555,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in addStorageStateChangeListener method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_missarg">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html</test_script_entry>
         </description>
@@ -567,7 +567,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in addStorageStateChangeListener method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -579,7 +579,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError validation in addStorageStateChangeListener method onerror callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -591,7 +591,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in addStorageStateChangeListener method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -603,7 +603,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in addStorageStateChangeListener method onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -615,7 +615,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with optional arguments addStorageStateChangeListener" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_addStorageStateChangeListener_with_onerror">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() can be called with onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_addStorageStateChangeListener_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html</test_script_entry>
         </description>
@@ -627,7 +627,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'addStorageStateChangeListener' method without any argument throws exception properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_without_arguments">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_addStorageStateChangeListener_without_arguments">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html</test_script_entry>
         </description>
@@ -639,7 +639,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if instance of interface FileSystemManager can be extended with new property" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_extend">
+      <testcase purpose="Check if instance of FileSystemManager can be extended with new property" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html</test_script_entry>
         </description>
@@ -651,7 +651,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with non-optional arguments getStorage" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage">
+      <testcase purpose="Check if FileSystemManager::getStorage() calls onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html</test_script_entry>
         </description>
@@ -663,7 +663,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method getStorage of FileSystemManager exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage_exist">
+      <testcase purpose="Check if FileSystemManager::getStorage() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html</test_script_entry>
         </description>
@@ -675,7 +675,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in getStorage method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_missarg">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html</test_script_entry>
         </description>
@@ -687,7 +687,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in getStorage method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -699,7 +699,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError validation in getStorage method onerror callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -711,7 +711,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in getStorage method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -723,7 +723,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in getStorage method onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -735,7 +735,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when get information about a storage based on nonexist label." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_with_nonexist_label">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws an exception when storage with given label does not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_getStorage_with_nonexist_label">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html</test_script_entry>
         </description>
@@ -747,7 +747,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with optional arguments getStorage" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage_with_onerror">
+      <testcase purpose="Check if FileSystemManager::getStorage() can be called with onerror callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_getStorage_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html</test_script_entry>
         </description>
@@ -759,7 +759,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if FileSystemManager exists in tizen." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_in_tizen">
+      <testcase purpose="Check if tizen namespace contains filesystem" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_in_tizen">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html</test_script_entry>
         </description>
@@ -771,7 +771,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with non-optional argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages">
+      <testcase purpose="Check if FileSystemManager::listStorages() method works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html</test_script_entry>
         </description>
@@ -783,7 +783,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method listStorages of FileSystemManager exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_exist">
+      <testcase purpose="Check if FileSystemManager::listStorages() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html</test_script_entry>
         </description>
@@ -795,7 +795,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in listStorages method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_missarg">
+      <testcase purpose="Check if FileSystemManager::listStorages() throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html</test_script_entry>
         </description>
@@ -807,7 +807,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in listStorages method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -819,7 +819,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError validation in listStorages method onerror callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -831,7 +831,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in listStorages method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -843,7 +843,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in listStorages method onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -855,7 +855,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'listStorages' method properly retrieves the available storages on the device" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_storages_retrieve">
+      <testcase purpose="Check if FileSystemManager::listStorages() method properly retrieves the available storages on the device" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_storages_retrieve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html</test_script_entry>
         </description>
@@ -867,7 +867,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'listStorages' method with improper argument throws exception properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_with_invalid_error_callbacks">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror (literals)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_listStorages_with_invalid_error_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html</test_script_entry>
         </description>
@@ -879,7 +879,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with optional arguments listStorages" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_with_onerror">
+      <testcase purpose="Check if FileSystemManager::listStorages() can be called with onerror argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html</test_script_entry>
         </description>
@@ -891,7 +891,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'listStorages' method without any argument throws exception properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_without_arguments">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_without_arguments">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html</test_script_entry>
         </description>
@@ -903,7 +903,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'listStorages' method returns the available storages on the device" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_works_correctly">
+      <testcase purpose="Check if FileSystemManager::listStorages() method invokes onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_listStorages_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html</test_script_entry>
         </description>
@@ -915,7 +915,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if maxPathLength attribute exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_maxPathLength_attribute">
+      <testcase purpose="Check if FileSystemManager::maxPathLength attribute exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_maxPathLength_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html</test_script_entry>
         </description>
@@ -927,7 +927,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if interface FileSystemManager exists, it should not." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_notexist">
+      <testcase purpose="Interface FileSystemManager should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemManager_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html</test_script_entry>
         </description>
@@ -939,7 +939,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check removeStorageStateChangeListener with non-optional arguments" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method works with only mandatory arguments" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html</test_script_entry>
         </description>
@@ -951,7 +951,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method removeStorageStateChangeListener of FileSystemManager exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener_exist">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html</test_script_entry>
         </description>
@@ -963,7 +963,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when removeStorageStateChangeListener with an invalid input parameter." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_removeStorageStateChangeListener_with_para_invalid">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method throws NotFoundError when given invalid watchId" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_removeStorageStateChangeListener_with_para_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html</test_script_entry>
         </description>
@@ -975,7 +975,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'removeStorageStateChangeListener' method properly deregisters subscription to receive notifications about a storage state changes" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener_works_correctly">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method can be called with valid watchId" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_removeStorageStateChangeListener_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html</test_script_entry>
         </description>
@@ -987,7 +987,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with non-optional arguments resolve" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve">
+      <testcase purpose="Check if FileSystemManager::resolve() method can be called with only mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html</test_script_entry>
         </description>
@@ -999,7 +999,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve documents to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_documents">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_documents">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html</test_script_entry>
         </description>
@@ -1011,7 +1011,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve downloads to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_downloads">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Downloads virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html</test_script_entry>
         </description>
@@ -1023,7 +1023,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with error callback invoked" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_error_invoked">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument (absolute)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_error_invoked">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html</test_script_entry>
         </description>
@@ -1035,7 +1035,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method can be overriden" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_resolve_exist">
+      <testcase purpose="Check if FileSystemManager::resolve() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_resolve_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html</test_script_entry>
         </description>
@@ -1047,7 +1047,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve images to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_images">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Images virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html</test_script_entry>
         </description>
@@ -1059,7 +1059,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve an invalid location." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_invalid_location">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_invalid_location">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html</test_script_entry>
         </description>
@@ -1071,7 +1071,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in resolve method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_resolve_missarg">
+      <testcase purpose="Check if FileSystemManager::resolve() throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="FileSystemManager_resolve_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html</test_script_entry>
         </description>
@@ -1083,7 +1083,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument mode conversions exception" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong value of mode argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html</test_script_entry>
         </description>
@@ -1095,7 +1095,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode a." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'a'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html</test_script_entry>
         </description>
@@ -1107,7 +1107,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode r." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_r">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'r'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_r">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html</test_script_entry>
         </description>
@@ -1119,7 +1119,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode w." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'w'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html</test_script_entry>
         </description>
@@ -1131,7 +1131,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve music to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_music">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Music virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html</test_script_entry>
         </description>
@@ -1143,7 +1143,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in resolve method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -1155,7 +1155,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError validation in resolve method onerror callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -1167,7 +1167,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in resolve method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -1179,7 +1179,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in resolve method onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -1191,7 +1191,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve ringtones to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_ringtones">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Ringtones virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_ringtones">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html</test_script_entry>
         </description>
@@ -1203,7 +1203,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode a" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'a'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html</test_script_entry>
         </description>
@@ -1215,7 +1215,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the rightones directory is resolved with mode rw" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_rw">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'rw'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html</test_script_entry>
         </description>
@@ -1227,7 +1227,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode w" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'w'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_ringtones_invalid_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html</test_script_entry>
         </description>
@@ -1239,7 +1239,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve videos to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_videos">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Videos virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html</test_script_entry>
         </description>
@@ -1251,7 +1251,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode a" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'a'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html</test_script_entry>
         </description>
@@ -1263,7 +1263,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode rw" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_rw">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'rw'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html</test_script_entry>
         </description>
@@ -1275,7 +1275,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode w" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'w'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_wgt-package_invalid_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html</test_script_entry>
         </description>
@@ -1287,7 +1287,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve wgt-package to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_package">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-package' virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_package">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html</test_script_entry>
         </description>
@@ -1299,7 +1299,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve wgt-private to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_private">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-private' virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_private">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html</test_script_entry>
         </description>
@@ -1311,7 +1311,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve wgt-private-tmp to a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_private_tmp">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-private-tmp' virtual root" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_wgt_private_tmp">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html</test_script_entry>
         </description>
@@ -1323,7 +1323,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with optional arguments resolve(valid_location, valid_onsuccess, valid_onerror, valid_mode) [METH7]" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_with_mode">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Images virtual root with mode 'rw'" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_with_mode">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html</test_script_entry>
         </description>
@@ -1335,7 +1335,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with optional arguments resolve" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_with_onerror">
+      <testcase purpose="Check if FileSystemManager::resolve() method can be called with onerror argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="FileSystemManager_resolve_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html</test_script_entry>
         </description>
@@ -1347,7 +1347,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking tizen.filesystem.resolve() method the given location is successfully resolved" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_works_correctly">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents and onsuccess is invoked with proper argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemManager_resolve_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html</test_script_entry>
         </description>
@@ -1359,7 +1359,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorageArraySuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorageArraySuccessCallback_notexist">
+      <testcase purpose="Interface FileSystemStorageArraySuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorageArraySuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -1371,7 +1371,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileSystemStorageArraySuccessCallback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorageArraySuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSystemStorageArraySuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorageArraySuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -1383,7 +1383,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorageSuccessCallback in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorageSuccessCallback_notexist">
+      <testcase purpose="Interface FileSystemStorageSuccessCallback should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorageSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html</test_script_entry>
         </description>
@@ -1395,7 +1395,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileSystemStorageSuccessCallback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorageSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSystemStorageSuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorageSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -1407,7 +1407,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the FileSystemStorage object can have new attribute added" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorage_extend">
+      <testcase purpose="Check if instance of FileSystemStorage object can be extended with new attribute" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorage_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html</test_script_entry>
         </description>
@@ -1419,7 +1419,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute label of FileSystemStorage exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_label_attribute">
+      <testcase purpose="Check if FileSystemStorage::label attribute exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_label_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html</test_script_entry>
         </description>
@@ -1431,7 +1431,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorage in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorage_notexist">
+      <testcase purpose="Interface FileSystemStorage should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="FileSystemStorage_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html</test_script_entry>
         </description>
@@ -1443,7 +1443,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute state of FileSystemStorage exists, has type FileSystemStorageState and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_state_attribute">
+      <testcase purpose="Check if FileSystemStorage::state attribute exists, has type FileSystemStorageState and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_state_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html</test_script_entry>
         </description>
@@ -1455,7 +1455,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute type of FileSystemStorage exists, has type FileSystemStorageType and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_type_attribute">
+      <testcase purpose="Check if FileSystemStorage::type attribute exists, has type FileSystemStorageType and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="FileSystemStorage_type_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html</test_script_entry>
         </description>
@@ -1467,7 +1467,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method copyTo of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo">
+      <testcase purpose="Check if File::copyTo() method ends successfully (copy file from documents/ to images/)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo.html</test_script_entry>
         </description>
@@ -1479,7 +1479,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback was invoked when copy a directory to another location of the directory with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a directory to another location where directory of that name already exists (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html</test_script_entry>
         </description>
@@ -1491,7 +1491,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if copy a directory to another location of the directory with the same name (overwrite is true) was successfull." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_overwrite_true">
+      <testcase purpose="Check if you can copy a directory to another location where directory of that name already exists (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html</test_script_entry>
         </description>
@@ -1503,7 +1503,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a directory to the same location with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_samedir_samename_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
@@ -1515,7 +1515,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a directory to the same location with the same name (overwrite is true)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_samedir_samename_overwrite_true">
+      <testcase purpose="Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_dir_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
@@ -1527,7 +1527,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method copyTo exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_copyTo_exist">
+      <testcase purpose="Check if File::copyTo() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_copyTo_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html</test_script_entry>
         </description>
@@ -1539,7 +1539,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback was invoked when copy a file to another location of the file with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a file to another directory where a file of that name already exists (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html</test_script_entry>
         </description>
@@ -1551,7 +1551,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if copy a file to another location of the file with the same name (overwrite is true) was successfull." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_overwrite_true">
+      <testcase purpose="Check if you can copy a file to another directory where a file of that name already exists (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html</test_script_entry>
         </description>
@@ -1563,7 +1563,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a file to the same location with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_samedir_samename_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a file to the same location (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
@@ -1575,7 +1575,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a file to the same location with the same name (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_samedir_samename_overwrite_true">
+      <testcase purpose="Check if error callback is invoked when copy a file to the same location (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_file_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
@@ -1587,7 +1587,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in copyTo method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onerror_TypeMismatch">
+      <testcase purpose="Check if File::copyTo() throws exception when type of errorCallback is wrong" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -1599,7 +1599,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in copyTo method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onerror_invalid_cb">
+      <testcase purpose="Check if File::copyTo() throws exception for wrong errorCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -1611,7 +1611,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in copyTo method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::copyTo() throws exception when type of successCallback is wrong" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -1623,7 +1623,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in copyTo method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::copyTo() throws exception for wrong successCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -1635,7 +1635,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when copy a file to an invalid destination." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_destination_invalid">
+      <testcase purpose="Check if File::copyTo() throws exception when copy a file to an invalid destination" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_destination_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html</test_script_entry>
         </description>
@@ -1647,7 +1647,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when copyTo with file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_file_handle">
+      <testcase purpose="Check if File::copyTo() calls errorCallback when called for object representing file, not a directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html</test_script_entry>
         </description>
@@ -1659,7 +1659,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'copyTo' method with invalid filepath param calls error callback function properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_invalid_filepath">
+      <testcase purpose="Check if File::copyTo() method with invalid originFilePath param calls errorCallback properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_invalid_filepath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html</test_script_entry>
         </description>
@@ -1671,7 +1671,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'copyTo' method with invalid virtual file path params calls error callback function properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_invalid_virtual_file">
+      <testcase purpose="Check if File::copyTo() method with empty originFilePath and destinationFilePath reports error by calling errorCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_invalid_virtual_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html</test_script_entry>
         </description>
@@ -1683,7 +1683,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'copyTo' method properly copies file in case success and error callbacks are undefined" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_null_success_and_error_callbacks">
+      <testcase purpose="Check if File::copyTo() can be invoked with null successCallback and errorCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_null_success_and_error_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html</test_script_entry>
         </description>
@@ -1695,7 +1695,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method copyTo wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_onerror">
+      <testcase purpose="Check if File::copyTo() calls errorCallback (nonexisting originFilePath)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html</test_script_entry>
         </description>
@@ -1707,7 +1707,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method copyTo with onSuccess optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_onsuccess">
+      <testcase purpose="Check if File::copyTo() with onSuccess creates a file copy" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html</test_script_entry>
         </description>
@@ -1719,7 +1719,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when copyTo with invalid parameters." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_para_invalid">
+      <testcase purpose="Check if File::copyTo() method throws an exception when destinationFilePath is invalid" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_copyTo_with_para_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html</test_script_entry>
         </description>
@@ -1731,7 +1731,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to the same location with different file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_newName">
+      <testcase purpose="Check if you can create a new empty file, write content into it, then request a copy of it (different name, same directory)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_newName">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html</test_script_entry>
         </description>
@@ -1743,7 +1743,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to another location with same file name (overwrite false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_overwrite_false">
+      <testcase purpose="Check if when create a new empty file, write content into it, then request a copy of it over existing file invokes errorCallback (overwrite=false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html</test_script_entry>
         </description>
@@ -1755,7 +1755,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to subdirectory with same file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_subdir">
+      <testcase purpose="Check if you can create a new empty file, write content into it, then request a copy of it (different name, different directory)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_copyTo_writeFile_subdir">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html</test_script_entry>
         </description>
@@ -1767,7 +1767,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method createDirectory of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_createDirectory">
+      <testcase purpose="Check if File::createDirectory() method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_createDirectory">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html</test_script_entry>
         </description>
@@ -1779,7 +1779,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method createDirectory exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_createDirectory_exist">
+      <testcase purpose="Check if File::createDirectory() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_createDirectory_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html</test_script_entry>
         </description>
@@ -1791,7 +1791,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create directory of two levels." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createDirectory_level2">
+      <testcase purpose="Check if File::createDirectory() works for non-existing intermediate directory (creates 2 levels of directories)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createDirectory_level2">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html</test_script_entry>
         </description>
@@ -1803,7 +1803,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method createFile of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_createFile">
+      <testcase purpose="Check if File::createFile() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_createFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile.html</test_script_entry>
         </description>
@@ -1815,7 +1815,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method createFile exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_createFile_exist">
+      <testcase purpose="Check if File::createFile() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_createFile_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html</test_script_entry>
         </description>
@@ -1827,7 +1827,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Create existing file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createFile_existing_file">
+      <testcase purpose="Check if File::createFile() throws exception when the file already exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createFile_existing_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html</test_script_entry>
         </description>
@@ -1839,7 +1839,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when create file with invalid file name." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createFile_with_invalid_name">
+      <testcase purpose="Check if File::createFile() throws an exception when create file with invalid file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_createFile_with_invalid_name">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html</test_script_entry>
         </description>
@@ -1851,7 +1851,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute created of File exists, has type Date and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_created_attribute">
+      <testcase purpose="Check if File::created attribute exists, has type Date and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_created_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html</test_script_entry>
         </description>
@@ -1863,7 +1863,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory">
+      <testcase purpose="Check if File::deleteDirectory() method can be called" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html</test_script_entry>
         </description>
@@ -1875,7 +1875,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory in documents and then delete the directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_documents">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Documents and File::deleteDirectory() removes it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_documents">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html</test_script_entry>
         </description>
@@ -1887,7 +1887,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory in downloads and then delete the directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_downloads">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Downloads and File::deleteDirectory() removes it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html</test_script_entry>
         </description>
@@ -1899,7 +1899,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory in images and then delete the directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_images">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Images and File::deleteDirectory() removes it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html</test_script_entry>
         </description>
@@ -1911,7 +1911,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory in music and then delete the directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_music">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Music and File::deleteDirectory() removes it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html</test_script_entry>
         </description>
@@ -1923,7 +1923,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory in videos and then delete the directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_videos">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Videos and File::deleteDirectory() removes it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_createDir_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html</test_script_entry>
         </description>
@@ -1935,7 +1935,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_deleteDirectory_exist">
+      <testcase purpose="Check if File::deleteDirectory() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_deleteDirectory_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html</test_script_entry>
         </description>
@@ -1947,7 +1947,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in deleteDirectory method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onerror_TypeMismatch">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -1959,7 +1959,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteDirectory method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onerror_invalid_cb">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -1971,7 +1971,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in deleteDirectory method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -1983,7 +1983,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteDirectory method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -1995,7 +1995,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'deleteDirectory' method with improper virtual path to the directory argument throws exception properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_empty_path">
+      <testcase purpose="Check if File::deleteDirectory() calls errorCallback when given directoryPath is empty" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_empty_path">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html</test_script_entry>
         </description>
@@ -2007,7 +2007,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a dir with file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_with_file_handle">
+      <testcase purpose="Check if File::deleteDirectory() calls errorCallback when called on File object representing file, not a directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteDirectory_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html</test_script_entry>
         </description>
@@ -2019,7 +2019,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'deleteDirectory' method properly removes a specified directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_null_callbacks">
+      <testcase purpose="Check if File::deleteDirectory() method can be called with null onsuccess and onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_null_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html</test_script_entry>
         </description>
@@ -2031,7 +2031,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_onerror">
+      <testcase purpose="Check if File::deleteDirectory() method calls onerror properly (when removing non-existing directory)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html</test_script_entry>
         </description>
@@ -2043,7 +2043,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory wit onSuccess optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_onsuccess">
+      <testcase purpose="Check if File::deleteDirectory() method with onsuccess optional argument works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteDirectory_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html</test_script_entry>
         </description>
@@ -2055,7 +2055,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteFile of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile">
+      <testcase purpose="Check if File::deleteFile() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html</test_script_entry>
         </description>
@@ -2067,7 +2067,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new file in downloads and copy the file to another location and then delete the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_downloads">
+      <testcase purpose="Check if you can create a new file in Document, copy it into Downloads, then request removing it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html</test_script_entry>
         </description>
@@ -2079,7 +2079,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new file in images and copy the file to another location and then delete the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_images">
+      <testcase purpose="Check if you can create a new file in Images, copy it into Downloads, then request removing it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html</test_script_entry>
         </description>
@@ -2091,7 +2091,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new file in music and copy the file to another location and then delete the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_music">
+      <testcase purpose="Check if you can create a new file in Music, copy it into Downloads, then request removing it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html</test_script_entry>
         </description>
@@ -2103,7 +2103,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new file in videos and copy the file to another location and then delete the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_videos">
+      <testcase purpose="Check if you can create a new file in Video, copy it into Downloads, then request removing it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_copyFile_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html</test_script_entry>
         </description>
@@ -2115,7 +2115,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new file and then delete the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_createFile">
+      <testcase purpose="Check if you can create a new file in Documents, copy it into Downloads, then request removing it" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_createFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html</test_script_entry>
         </description>
@@ -2127,7 +2127,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteFile exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_deleteFile_exist">
+      <testcase purpose="Check if File::deleteFile() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_deleteFile_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html</test_script_entry>
         </description>
@@ -2139,7 +2139,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in documents" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listDocumentsFiles">
+      <testcase purpose="Check if you can create directories and file in Documents, list them, then request deleting the directory and the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listDocumentsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html</test_script_entry>
         </description>
@@ -2151,7 +2151,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in downloads" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listDownloadsFiles">
+      <testcase purpose="Check if you can create directories and file in Downloads, list them, then request deleting the directory and the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listDownloadsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html</test_script_entry>
         </description>
@@ -2163,7 +2163,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in images" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listImagsFiles">
+      <testcase purpose="Check if you can create directories and file in Images, list them, then request deleting the directory and the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listImagsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html</test_script_entry>
         </description>
@@ -2175,7 +2175,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in music" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listMusicFiles">
+      <testcase purpose="Check if you can create directories and file in Music, list them, then request deleting the directory and the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listMusicFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html</test_script_entry>
         </description>
@@ -2187,7 +2187,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in videos" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listVideosfiles">
+      <testcase purpose="Check if you can create directories and file in Videos, list them, then request deleting the directory and the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_listVideosfiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html</test_script_entry>
         </description>
@@ -2199,7 +2199,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in deleteFile method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onerror_TypeMismatch">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -2211,7 +2211,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteFile method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onerror_invalid_cb">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -2223,7 +2223,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onsuccess conversions exception in deleteFile method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -2235,7 +2235,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteFile method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -2247,7 +2247,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a file with dir handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_with_dir_handle">
+      <testcase purpose="Check if File::deleteFile() calls errorCallback when called on File object representing file, not a directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_with_dir_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html</test_script_entry>
         </description>
@@ -2259,7 +2259,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a file which not exist." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_with_nonexist">
+      <testcase purpose="Check if File::deleteFile() calls errorCallback when given filePath does not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_deleteFile_with_nonexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html</test_script_entry>
         </description>
@@ -2271,7 +2271,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteFile wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_onerror">
+      <testcase purpose="Check if File::deleteFile() method calls errorCallback properly (when removing non-existing file)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html</test_script_entry>
         </description>
@@ -2283,7 +2283,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method deleteFile with onSuccess optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_onsuccess">
+      <testcase purpose="Check if File::deleteFile() method calls given onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html</test_script_entry>
         </description>
@@ -2295,7 +2295,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'deleteFile' method properly removes a specified file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_vaild_callbacks">
+      <testcase purpose="Check if File::deleteFile() can be called with onsuccess and onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_vaild_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html</test_script_entry>
         </description>
@@ -2307,7 +2307,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'deleteFile' method works properly removing a specified file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_valid_filePath">
+      <testcase purpose="Check if File::deleteFile() method can be called without onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_deleteFile_with_valid_filePath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html</test_script_entry>
         </description>
@@ -2319,7 +2319,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the File object can have new attribute added" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="File_extend">
+      <testcase purpose="Check if instance of File can be extended with new property" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="File_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_extend.html</test_script_entry>
         </description>
@@ -2331,7 +2331,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute fileSize of File exists, has type Number and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_fileSize_attribute">
+      <testcase purpose="Check if File::fileSize attribute exists, has type Number and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_fileSize_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html</test_script_entry>
         </description>
@@ -2343,7 +2343,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute fullPath of File exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_fullPath_attribute">
+      <testcase purpose="Check if File::fullPath attribute exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_fullPath_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html</test_script_entry>
         </description>
@@ -2355,7 +2355,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute isDirectory of File exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_isDirectory_attribute">
+      <testcase purpose="Check if File::isDirectory attribute exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_isDirectory_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html</test_script_entry>
         </description>
@@ -2367,7 +2367,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute isFile of File exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_isFile_attribute">
+      <testcase purpose="Check if File::isFile attribute exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_isFile_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html</test_script_entry>
         </description>
@@ -2379,7 +2379,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute length of File exists, has type Number and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_length_attribute">
+      <testcase purpose="Check if File::length attribute exists, has type Number and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_length_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html</test_script_entry>
         </description>
@@ -2391,7 +2391,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method listFiles of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles">
+      <testcase purpose="Check if File::listFiles() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles.html</test_script_entry>
         </description>
@@ -2403,7 +2403,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new directory and then list all files in this directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_createFiles">
+      <testcase purpose="Check if you can create a new directory and then list files in this directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_createFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html</test_script_entry>
         </description>
@@ -2415,7 +2415,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method listFiles exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_listFiles_exist">
+      <testcase purpose="Check if File::listFiles() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_listFiles_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html</test_script_entry>
         </description>
@@ -2427,7 +2427,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument filter conversions exception." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_filter_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() method throws exception for wrong type of filter" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_filter_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html</test_script_entry>
         </description>
@@ -2439,7 +2439,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check with empty FileFilter argument of listFiles" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_filter_empty">
+      <testcase purpose="Check if File::listFiles() can be called with empty object as filter argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_filter_empty">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html</test_script_entry>
         </description>
@@ -2451,7 +2451,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if listFiles of File with missing non-optional argument works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_missarg">
+      <testcase purpose="Check if File::listFiles() with missing mandatory argument throws exception" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html</test_script_entry>
         </description>
@@ -2463,7 +2463,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in listFiles method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onerror_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -2475,7 +2475,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in listFiles method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onerror_invalid_cb">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -2487,7 +2487,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in listFiles method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -2499,7 +2499,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in listFiles method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -2511,7 +2511,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when listFiles with a file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_with_file_handle">
+      <testcase purpose="Check if File::listFiles() calls errorCallback when called on File object representing file, not a directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_listFiles_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html</test_script_entry>
         </description>
@@ -2523,7 +2523,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list files in documents directory with filter." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_filter">
+      <testcase purpose="Check if File::listFiles() works with filter argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_filter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html</test_script_entry>
         </description>
@@ -2535,7 +2535,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method listFiles wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_onerror">
+      <testcase purpose="Check if File::listFiles() calls errorCallback (listing files of a file)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html</test_script_entry>
         </description>
@@ -2547,7 +2547,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'listFiles' method properly retrieves the list of files in directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_valid_successCallback">
+      <testcase purpose="Check if File::listFiles() call onsuccess callback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_listFiles_with_valid_successCallback">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html</test_script_entry>
         </description>
@@ -2559,7 +2559,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute modified of File exists, has type Date and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_modified_attribute">
+      <testcase purpose="Check if File::modified attribute exists, has type Date and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_modified_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html</test_script_entry>
         </description>
@@ -2571,7 +2571,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method moveTo of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo">
+      <testcase purpose="Check if File::moveTo() can be called successfully" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo.html</test_script_entry>
         </description>
@@ -2583,7 +2583,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a directory to the same location with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_dir_samedir_samename_overwrite_false">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_dir_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
@@ -2595,7 +2595,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a directory to the same location with the same name (overwrite is true)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_dir_samedir_samename_overwrite_true">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_dir_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
@@ -2607,7 +2607,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'moveTo' method with improper arguments calls error callback function properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_empty_destination_source_and_destination_paths">
+      <testcase purpose="Check if File::moveTo() invokes error callback when originFilePath and destinationFilePath are empty" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_empty_destination_source_and_destination_paths">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html</test_script_entry>
         </description>
@@ -2619,7 +2619,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method moveTo exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_moveTo_exist">
+      <testcase purpose="Check if File::moveTo() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_moveTo_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html</test_script_entry>
         </description>
@@ -2631,7 +2631,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a file to the same location with the same name (overwrite is false)." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_file_samedir_samename_overwrite_false">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a file to the same location with the same name (overwrite is false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_file_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
@@ -2643,7 +2643,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a file to the same location with the same name (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_file_samedir_samename_overwrite_true">
+      <testcase purpose="Check if File::moveTo() error callback when moving a file to the same location with the same name (overwrite is true)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_file_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
@@ -2655,7 +2655,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in moveTo method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onerror_TypeMismatch">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -2667,7 +2667,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in moveTo method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onerror_invalid_cb">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -2679,7 +2679,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in moveTo method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -2691,7 +2691,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if an exception was thrown when a fake callback (onsuccess) was passed into moveTo method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -2703,7 +2703,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether 'moveTo' method invoked with additional null parameter properly transfers a file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_additional_null_parameter">
+      <testcase purpose="Check if File::moveTo() method can be invoked with extra null parameter" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_additional_null_parameter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html</test_script_entry>
         </description>
@@ -2715,7 +2715,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if errorCallback will be invoked when moveTo will be used with file handle." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_file_handle">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when called on File object representing file, not a directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html</test_script_entry>
         </description>
@@ -2727,7 +2727,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check whether invoking 'moveTo' method with improper argument calls error callback function properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_invalid_filePath">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when source file does not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_invalid_filePath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html</test_script_entry>
         </description>
@@ -2739,7 +2739,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method moveTo wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_onerror">
+      <testcase purpose="Check if File::moveTo() calls errorCallback (source file does not exist)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html</test_script_entry>
         </description>
@@ -2751,7 +2751,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method moveTo wit onSuccess optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_onsuccess">
+      <testcase purpose="Check if File::moveTo() calls successCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html</test_script_entry>
         </description>
@@ -2763,7 +2763,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when move a file to an invalid path." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_path_invalid">
+      <testcase purpose="Check if File::moveTo() calls errorCallback (NotFound) when destinationFilePath is in non-existing directory" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_moveTo_with_path_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html</test_script_entry>
         </description>
@@ -2775,7 +2775,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to the same location with different file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_newName">
+      <testcase purpose="Check if you can create a new file, write content to it, and then move the file to the same directory with different file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_newName">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html</test_script_entry>
         </description>
@@ -2787,7 +2787,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to another location with same file name (overwrite false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_overwrite_false">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when originFilePath and destinationFilePath is the same path (overwrite false)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html</test_script_entry>
         </description>
@@ -2799,7 +2799,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to subdirectory with same file name" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_subdir">
+      <testcase purpose="Check if you can create a new file, write content to it, and then move the file to a subdirectory keeping the name of the file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_moveTo_writeFile_subdir">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html</test_script_entry>
         </description>
@@ -2811,7 +2811,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute name of File exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_name_attribute">
+      <testcase purpose="Check if File::name attribute exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_name_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html</test_script_entry>
         </description>
@@ -2823,7 +2823,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if is possible to call File in new expresion" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="File_notexist">
+      <testcase purpose="Interface File should not be accessible" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P3" id="File_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_notexist.html</test_script_entry>
         </description>
@@ -2835,7 +2835,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method openStream of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream">
+      <testcase purpose="Check if File::openStream() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream.html</test_script_entry>
         </description>
@@ -2847,7 +2847,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when open the file in invalid encoding." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_encoding_invalid">
+      <testcase purpose="Check if File::openStream() throws an exception for invalid encoding value" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_encoding_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html</test_script_entry>
         </description>
@@ -2859,7 +2859,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method openStream exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_openStream_exist">
+      <testcase purpose="Check if File::openStream() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_openStream_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html</test_script_entry>
         </description>
@@ -2871,7 +2871,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if openStream of File with missing non-optional argument works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_missarg">
+      <testcase purpose="Check if File::openStream() method throws exception for missing mandatory argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html</test_script_entry>
         </description>
@@ -2883,7 +2883,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument mode conversions exception." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_TypeMismatch">
+      <testcase purpose="Check if File::openStream() throws exception for wrong type of mode argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html</test_script_entry>
         </description>
@@ -2895,7 +2895,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if open the file with mode a." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_a">
+      <testcase purpose="Check if File::openStream() works for mode a" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html</test_script_entry>
         </description>
@@ -2907,7 +2907,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if open the file with mode r." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_r">
+      <testcase purpose="Check if File::openStream() works for mode r" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_r">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html</test_script_entry>
         </description>
@@ -2919,7 +2919,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if open the file with mode rw." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_rw">
+      <testcase purpose="Check if File::openStream() works for mode rw" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html</test_script_entry>
         </description>
@@ -2931,7 +2931,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if open the file with mode w." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_w">
+      <testcase purpose="Check if File::openStream() works for mode w" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html</test_script_entry>
         </description>
@@ -2943,7 +2943,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in openStream method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onerror_TypeMismatch">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -2955,7 +2955,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in openStream method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onerror_invalid_cb">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -2967,7 +2967,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in openStream method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -2979,7 +2979,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in openStream method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -2991,7 +2991,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method openStream wit encoding optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream_with_encoding">
+      <testcase purpose="Check if File::openStream() method can be called with valid encoding argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream_with_encoding">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html</test_script_entry>
         </description>
@@ -3003,7 +3003,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when open the file which not exist." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_with_nonexist_file">
+      <testcase purpose="Check if File::openStream() method calls errorCallback when invoked for file which was already removed" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_openStream_with_nonexist_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html</test_script_entry>
         </description>
@@ -3015,7 +3015,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method openStream wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream_with_onerror">
+      <testcase purpose="Check if File::openStream() method calls errorCallback properly (openStream used on directory)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_openStream_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html</test_script_entry>
         </description>
@@ -3027,7 +3027,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute parent of File exists, has type File and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_parent_attribute">
+      <testcase purpose="Check if File::parent attribute exists, has type File and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_parent_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html</test_script_entry>
         </description>
@@ -3039,7 +3039,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute parent of File is not null when using resolve method" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_parent_attribute_notnull_using_resolve">
+      <testcase purpose="Check if File::parent attribute is set by resolve() for subdirectory of Documents" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_parent_attribute_notnull_using_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html</test_script_entry>
         </description>
@@ -3051,7 +3051,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute path of File exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_path_attribute">
+      <testcase purpose="Check if File::path attribute exists, has type DOMString and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_path_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html</test_script_entry>
         </description>
@@ -3063,7 +3063,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readAsText of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText">
+      <testcase purpose="Check if File::readAsText() method works properly without errorCallback" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText.html</test_script_entry>
         </description>
@@ -3075,7 +3075,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when readAsText in invalid encoding." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_encoding_invalid">
+      <testcase purpose="Check if File::readAsText() method throws exception for invalid encoding value" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_encoding_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html</test_script_entry>
         </description>
@@ -3087,7 +3087,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readAsText exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_readAsText_exist">
+      <testcase purpose="Check if File::readAsText() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_readAsText_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html</test_script_entry>
         </description>
@@ -3099,7 +3099,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list all files in documents and then read the content of the file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listDocumentsFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Documents" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listDocumentsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html</test_script_entry>
         </description>
@@ -3111,7 +3111,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list all files in downloads and then read the content of the file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listDownloadsFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Downloads" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listDownloadsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html</test_script_entry>
         </description>
@@ -3123,7 +3123,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list all files in images and then read the content of the file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listImagesFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Images" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listImagesFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html</test_script_entry>
         </description>
@@ -3135,7 +3135,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list all files in music and then read the content of the file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listMusicFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Music" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listMusicFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html</test_script_entry>
         </description>
@@ -3147,7 +3147,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if list all files in videos and then read the content of the file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listVideosFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Videos" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_listVideosFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html</test_script_entry>
         </description>
@@ -3159,7 +3159,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if readAsText of File with missing non-optional argument works" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_missarg">
+      <testcase purpose="Check if File::readAsText() throws exception for missing mandatory parameter" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html</test_script_entry>
         </description>
@@ -3171,7 +3171,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in readAsText method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onerror_TypeMismatch">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong type of onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html</test_script_entry>
         </description>
@@ -3183,7 +3183,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in readAsText method onError callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onerror_invalid_cb">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong onerror" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html</test_script_entry>
         </description>
@@ -3195,7 +3195,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in readAsText method." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong type of onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
@@ -3207,7 +3207,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in readAsText method onSuccess callback." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong onsuccess" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html</test_script_entry>
         </description>
@@ -3219,7 +3219,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readAsText wit encoding optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_with_encoding">
+      <testcase purpose="Check if File::readAsText() method works with encoding argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_readAsText_with_encoding">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html</test_script_entry>
         </description>
@@ -3231,7 +3231,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method readAsText wit onError optional argument works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_with_onerror">
+      <testcase purpose="Check if File::readAsText() properly calls errorCallback (called on a directory instead of file)" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readAsText_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html</test_script_entry>
         </description>
@@ -3243,7 +3243,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if attribute readOnly of File exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readOnly_attribute">
+      <testcase purpose="Check if File::readOnly attribute exists, has type Boolean and is readonly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_readOnly_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html</test_script_entry>
         </description>
@@ -3255,7 +3255,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method resolve of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_resolve">
+      <testcase purpose="Check if File::resolve() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve.html</test_script_entry>
         </description>
@@ -3267,7 +3267,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method resolve exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_resolve_exist">
+      <testcase purpose="Check if File::resolve() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_resolve_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html</test_script_entry>
         </description>
@@ -3279,7 +3279,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve a file with the incompatible input parameter." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_resolve_with_invalid_para">
+      <testcase purpose="Check if File::resolve() throws exception when file given by filePath does not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_resolve_with_invalid_para">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html</test_script_entry>
         </description>
@@ -3291,7 +3291,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve a file which not exist." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_resolve_with_nonexist">
+      <testcase purpose="Check if File::resolve() throws exception when resolving a file which not exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_resolve_with_nonexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html</test_script_entry>
         </description>
@@ -3303,7 +3303,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method toURI of File works properly." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_toURI">
+      <testcase purpose="Check if File::toURI() method works properly" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_toURI">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI.html</test_script_entry>
         </description>
@@ -3315,7 +3315,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method toURI exists in File" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_toURI_exist">
+      <testcase purpose="Check if File::toURI() method exists" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="File_toURI_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html</test_script_entry>
         </description>
@@ -3327,7 +3327,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if method toURI of File accepts extra argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_toURI_extra_argument">
+      <testcase purpose="Check if File::toURI() method accepts extra argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="File_toURI_extra_argument">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html</test_script_entry>
         </description>
@@ -3339,7 +3339,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if throw an exception when get a URI of nonexist file." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_toURI_with_nonexist_file">
+      <testcase purpose="Check if File::toURI() method throws exception when get a URI of non-existing file" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P2" id="File_toURI_with_nonexist_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html</test_script_entry>
         </description>
@@ -3351,7 +3351,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if FileStreamSuccessCallback method: onsuccess is exist" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_FileStreamSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStreamSuccessCallback::onsuccess is called with valid argument" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_FileStreamSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html</test_script_entry>
         </description>
@@ -3363,7 +3363,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if copy a file successfully" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="filesystem_File_copyTo">
+      <testcase purpose="Check if File::copyTo() can be called" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P0" id="filesystem_File_copyTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html</test_script_entry>
         </description>
@@ -3375,7 +3375,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if reads the content of a file as a DOMString." type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_File_readAsText">
+      <testcase purpose="Check if File::readAsText() method reads the content of a file as a DOMString" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_File_readAsText">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html</test_script_entry>
         </description>
@@ -3387,7 +3387,7 @@
           </spec>
         </specs>
       </testcase>
-      <testcase purpose="Check if resolve a file and return a file handle" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_File_resolve">
+      <testcase purpose="Check if File::resolve() method called for a file returns a file handle" type="compliance" status="approved" component="TizenAPI/IO/Filesystem" execution_type="auto" priority="P1" id="filesystem_File_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html</test_script_entry>
         </description>
diff --git a/tct-filesystem-tizen-tests/tests.xml b/tct-filesystem-tizen-tests/tests.xml
index 5571da32c..4b8c56096 100644
--- a/tct-filesystem-tizen-tests/tests.xml
+++ b/tct-filesystem-tizen-tests/tests.xml
@@ -3,1417 +3,1417 @@
 <test_definition>
   <suite name="tct-filesystem-tizen-tests" launcher="WRTLauncher" category="Tizen Web Device APIs">
     <set name="Filesystem">
-      <testcase purpose="Check if is possible to call FileArraySuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileArraySuccessCallback_notexist">
+      <testcase purpose="Interface FileArraySuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileArraySuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileArraySuccessCallback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileArraySuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileArraySuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileArraySuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileArraySuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStreamSuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStreamSuccessCallback_notexist">
+      <testcase purpose="Interface FileStreamSuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStreamSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileStreamSuccessCallback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStreamSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStreamSuccessCallback::onsuccess is called with argument of proper type" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStreamSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStreamSuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check attribute bytesAvailable in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_bytesAvailable_attribute">
+      <testcase purpose="Check if FileStream::bytesAvailable attribute exist, is of proper type" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_bytesAvailable_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_bytesAvailable_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check proper invocation close()" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close">
+      <testcase purpose="Check if FileStream::close() method works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method close exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close_exist">
+      <testcase purpose="Check if FileStream::close() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method close of FileStream accepts extra argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close_extra_argument">
+      <testcase purpose="Check if FileStream::close() method can be called with extra arguments" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_close_extra_argument">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_close_extra_argument.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check attribute eof in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_eof_attribute">
+      <testcase purpose="Check if FileStream::eof attribute exists, is Boolean" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_eof_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_eof_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the FileStream object can have new attribute added" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_extend">
+      <testcase purpose="Test whether instance of FileStream can be extended with new attribute" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_extend.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStream in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_notexist">
+      <testcase purpose="Interface FileStream should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check attribute position in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_position_attribute">
+      <testcase purpose="Check if FileStream::position attribute exists, is of proper type, can be changed" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_position_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_position_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method read of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read">
+      <testcase purpose="Check if FileStream::read() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readBase64 of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64">
+      <testcase purpose="Check if FileStream::readBase64() method works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readBase64 exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_exist">
+      <testcase purpose="Check if FileStream::readBase64() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when readBase64 from a file with invalid value." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_with_invalid_value">
+      <testcase purpose="Check if FileStream::readBase64() method throws exception when argument byteCount=0" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_with_invalid_value.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when read the specified number of bytes from a file without r permission and encoding the result in base64." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_without_r_permission">
+      <testcase purpose="Check if FileStream::readBase64() throws exception when reading from a file opened in 'w' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_without_r_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file as base64" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file as base64" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBase64_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBase64_writeFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readBytes of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes">
+      <testcase purpose="Check if FileStream::readBytes() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readBytes exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_exist">
+      <testcase purpose="Check if FileStream::readBytes() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when readBytes from a file with invalid value." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_with_invalid_value">
+      <testcase purpose="Check if FileStream::readBytes() method throws exception when argument byteCount=0" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_with_invalid_value.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when read the specified number of bytes from a file without r permission." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_without_r_permission">
+      <testcase purpose="Check if FileStream::readBytes() throws exception when reading from a file opened in 'w' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_without_r_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file as a byte array" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file as a byte array" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_readBytes_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_readBytes_writeFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method read exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_exist">
+      <testcase purpose="Check if FileStream::read() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when read a file with invalid value." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_with_invalid_value">
+      <testcase purpose="Check if FileStream::read() method throws exception when argument byteCount=0" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_with_invalid_value">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_with_invalid_value.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when read a file without r permission." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_without_r_permission">
+      <testcase purpose="Check if FileStream::read() throws exception when reading from a file opened in 'w' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_without_r_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_without_r_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then read the content of the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_writeFile">
+      <testcase purpose="Check if you can create a new file, write content to it, and then read the content of the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_read_writeFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_read_writeFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method write of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write">
+      <testcase purpose="Check if FileStream::write() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method writeBase64 of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64">
+      <testcase purpose="Check if FileStream::writeBase64() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method writeBase64 exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64_exist">
+      <testcase purpose="Check if FileStream::writeBase64() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when write the specified bytes to a file without w permission and encoding the result in base64." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64_without_w_permission">
+      <testcase purpose="Check if FileStream::writeBase64() throws exception when writing to a file opened in 'r' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBase64_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBase64_without_w_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method writeBytes of FileStream works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes">
+      <testcase purpose="Check if FileStream::writeBytes() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in writeBytes method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_byteData_TypeMismatch">
+      <testcase purpose="Check if FileStream::writeBytes() throws exception for wrong type of byteData" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_byteData_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_byteData_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method writeBytes exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_exist">
+      <testcase purpose="Check if FileStream::writeBytes() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if writeBytes of FileStream with missing non-optional argument works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_missarg">
+      <testcase purpose="Check if FileStream::writeBytes() method throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'writeBytes' method properly writes the specified bytes to FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_with_additional_null_parameter">
+      <testcase purpose="Check if FileStream::writeBytes() method properly writes the specified bytes to file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_with_additional_null_parameter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_with_additional_null_parameter.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when write the specified bytes to a file without w permission." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_without_w_permission">
+      <testcase purpose="Check if FileStream::writeBytes() throws exception when writing to a file opened in 'r' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_writeBytes_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_writeBytes_without_w_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method write exists in FileStream" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write_exist">
+      <testcase purpose="Check if FileStream::write() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when write a file without w permission." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write_without_w_permission">
+      <testcase purpose="Check if FileStream::write() throws exception when writing to a file opened in 'r' mode" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStream_write_without_w_permission">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStream_write_without_w_permission.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileStringSuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStringSuccessCallback_notexist">
+      <testcase purpose="Interface FileStringSuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStringSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileStringSuccessCallback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStringSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStringSuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileStringSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileStringSuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSuccessCallback_notexist">
+      <testcase purpose="Interface FileSuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if FileSystemManagerObject not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManagerObject_notexist">
+      <testcase purpose="Interface FileSystemManagerObject should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManagerObject_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManagerObject_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check addStorageStateChangeListener with non-optional arguments" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method can be called" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method addStorageStateChangeListener of FileSystemManager exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_exist">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in addStorageStateChangeListener method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_missarg">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() method throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in addStorageStateChangeListener method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError validation in addStorageStateChangeListener method onerror callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in addStorageStateChangeListener method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in addStorageStateChangeListener method onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with optional arguments addStorageStateChangeListener" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_with_onerror">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() can be called with onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'addStorageStateChangeListener' method without any argument throws exception properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_without_arguments">
+      <testcase purpose="Check if FileSystemManager::addStorageStateChangeListener() throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_addStorageStateChangeListener_without_arguments">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_addStorageStateChangeListener_without_arguments.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if instance of interface FileSystemManager can be extended with new property" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_extend">
+      <testcase purpose="Check if instance of FileSystemManager can be extended with new property" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_extend.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with non-optional arguments getStorage" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage">
+      <testcase purpose="Check if FileSystemManager::getStorage() calls onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method getStorage of FileSystemManager exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_exist">
+      <testcase purpose="Check if FileSystemManager::getStorage() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in getStorage method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_missarg">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in getStorage method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError validation in getStorage method onerror callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in getStorage method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in getStorage method onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when get information about a storage based on nonexist label." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_with_nonexist_label">
+      <testcase purpose="Check if FileSystemManager::getStorage() throws an exception when storage with given label does not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_with_nonexist_label">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_nonexist_label.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with optional arguments getStorage" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_with_onerror">
+      <testcase purpose="Check if FileSystemManager::getStorage() can be called with onerror callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_getStorage_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_getStorage_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if FileSystemManager exists in tizen." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_in_tizen">
+      <testcase purpose="Check if tizen namespace contains filesystem" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_in_tizen">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_in_tizen.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with non-optional argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages">
+      <testcase purpose="Check if FileSystemManager::listStorages() method works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method listStorages of FileSystemManager exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_exist">
+      <testcase purpose="Check if FileSystemManager::listStorages() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in listStorages method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_missarg">
+      <testcase purpose="Check if FileSystemManager::listStorages() throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in listStorages method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError validation in listStorages method onerror callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in listStorages method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in listStorages method onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'listStorages' method properly retrieves the available storages on the device" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_storages_retrieve">
+      <testcase purpose="Check if FileSystemManager::listStorages() method properly retrieves the available storages on the device" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_storages_retrieve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_storages_retrieve.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'listStorages' method with improper argument throws exception properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_with_invalid_error_callbacks">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for wrong type of onerror (literals)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_with_invalid_error_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_invalid_error_callbacks.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with optional arguments listStorages" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_with_onerror">
+      <testcase purpose="Check if FileSystemManager::listStorages() can be called with onerror argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'listStorages' method without any argument throws exception properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_without_arguments">
+      <testcase purpose="Check if FileSystemManager::listStorages() method throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_without_arguments">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_without_arguments.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'listStorages' method returns the available storages on the device" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_works_correctly">
+      <testcase purpose="Check if FileSystemManager::listStorages() method invokes onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_listStorages_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_listStorages_works_correctly.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if maxPathLength attribute exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_maxPathLength_attribute">
+      <testcase purpose="Check if FileSystemManager::maxPathLength attribute exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_maxPathLength_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_maxPathLength_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if interface FileSystemManager exists, it should not." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_notexist">
+      <testcase purpose="Interface FileSystemManager should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check removeStorageStateChangeListener with non-optional arguments" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method works with only mandatory arguments" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method removeStorageStateChangeListener of FileSystemManager exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_exist">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when removeStorageStateChangeListener with an invalid input parameter." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_with_para_invalid">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method throws NotFoundError when given invalid watchId" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_with_para_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_with_para_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'removeStorageStateChangeListener' method properly deregisters subscription to receive notifications about a storage state changes" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_works_correctly">
+      <testcase purpose="Check if FileSystemManager::removeStorageStateChangeListener() method can be called with valid watchId" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_removeStorageStateChangeListener_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_removeStorageStateChangeListener_works_correctly.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with non-optional arguments resolve" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve">
+      <testcase purpose="Check if FileSystemManager::resolve() method can be called with only mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve documents to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_documents">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_documents">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_documents.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve downloads to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_downloads">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Downloads virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_downloads.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with error callback invoked" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_error_invoked">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument (absolute)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_error_invoked">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_error_invoked.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method can be overriden" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_exist">
+      <testcase purpose="Check if FileSystemManager::resolve() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve images to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_images">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Images virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_images.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve an invalid location." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_invalid_location">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports NotFoundError by onerror for wrong value of location argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_invalid_location">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_invalid_location.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with missing non-optional argument in resolve method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_missarg">
+      <testcase purpose="Check if FileSystemManager::resolve() throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument mode conversions exception" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong value of mode argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode a." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'a'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_a.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode r." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_r">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'r'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_r">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_r.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve a location with mode w." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents virtual root and mode 'w'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_mode_w.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve music to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_music">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Music virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_music.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onerror conversions exception in resolve method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onerror_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError validation in resolve method onerror callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onerror_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in resolve method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onsuccess_TypeMismatch">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess validation in resolve method onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onsuccess_invalid_cb">
+      <testcase purpose="Check if FileSystemManager::resolve() method throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve ringtones to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Ringtones virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode a" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'a'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_a.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the rightones directory is resolved with mode rw" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_rw">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'rw'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_rw.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the ringtones directory is resolved with mode w" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving Ringtones directory with mode 'w'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_ringtones_invalid_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_ringtones_invalid_mode_w.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve videos to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_videos">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Videos virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_videos.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode a" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_a">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'a'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_a.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode rw" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_rw">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'rw'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_rw.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if InvalidValuesError will be reported when the wgt-package directory is resolved with mode w" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_w">
+      <testcase purpose="Check if FileSystemManager::resolve() method reports InvalidValuesError when resolving 'wgt-package' directory with mode 'w'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt-package_invalid_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt-package_invalid_mode_w.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve wgt-package to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_package">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-package' virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_package">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_package.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve wgt-private to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_private">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-private' virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_private">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve wgt-private-tmp to a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_private_tmp">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for 'wgt-private-tmp' virtual root" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_wgt_private_tmp">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_wgt_private_tmp.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with optional arguments resolve(valid_location, valid_onsuccess, valid_onerror, valid_mode) [METH7]" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_with_mode">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Images virtual root with mode 'rw'" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_with_mode">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_mode.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with optional arguments resolve" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_with_onerror">
+      <testcase purpose="Check if FileSystemManager::resolve() method can be called with onerror argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking tizen.filesystem.resolve() method the given location is successfully resolved" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_works_correctly">
+      <testcase purpose="Check if FileSystemManager::resolve() method works for Documents and onsuccess is invoked with proper argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemManager_resolve_works_correctly">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemManager_resolve_works_correctly.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorageArraySuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageArraySuccessCallback_notexist">
+      <testcase purpose="Interface FileSystemStorageArraySuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageArraySuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileSystemStorageArraySuccessCallback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageArraySuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSystemStorageArraySuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageArraySuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageArraySuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorageSuccessCallback in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageSuccessCallback_notexist">
+      <testcase purpose="Interface FileSystemStorageSuccessCallback should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageSuccessCallback_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the type of each argument is equal to the specified in FileSystemStorageSuccessCallback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileSystemStorageSuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorageSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorageSuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the FileSystemStorage object can have new attribute added" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_extend">
+      <testcase purpose="Check if instance of FileSystemStorage object can be extended with new attribute" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_extend.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute label of FileSystemStorage exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_label_attribute">
+      <testcase purpose="Check if FileSystemStorage::label attribute exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_label_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_label_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call FileSystemStorage in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_notexist">
+      <testcase purpose="Interface FileSystemStorage should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute state of FileSystemStorage exists, has type FileSystemStorageState and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_state_attribute">
+      <testcase purpose="Check if FileSystemStorage::state attribute exists, has type FileSystemStorageState and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_state_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_state_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute type of FileSystemStorage exists, has type FileSystemStorageType and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_type_attribute">
+      <testcase purpose="Check if FileSystemStorage::type attribute exists, has type FileSystemStorageType and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="FileSystemStorage_type_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/FileSystemStorage_type_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method copyTo of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo">
+      <testcase purpose="Check if File::copyTo() method ends successfully (copy file from documents/ to images/)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback was invoked when copy a directory to another location of the directory with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a directory to another location where directory of that name already exists (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if copy a directory to another location of the directory with the same name (overwrite is true) was successfull." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_overwrite_true">
+      <testcase purpose="Check if you can copy a directory to another location where directory of that name already exists (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a directory to the same location with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_samedir_samename_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a directory to the same location with the same name (overwrite is true)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_samedir_samename_overwrite_true">
+      <testcase purpose="Check if error callback is invoked when copy directory dir1/subdir1 into dir1/ (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_dir_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_dir_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method copyTo exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_exist">
+      <testcase purpose="Check if File::copyTo() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback was invoked when copy a file to another location of the file with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a file to another directory where a file of that name already exists (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if copy a file to another location of the file with the same name (overwrite is true) was successfull." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_overwrite_true">
+      <testcase purpose="Check if you can copy a file to another directory where a file of that name already exists (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a file to the same location with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_samedir_samename_overwrite_false">
+      <testcase purpose="Check if error callback is invoked when copy a file to the same location (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when copy a file to the same location with the same name (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_samedir_samename_overwrite_true">
+      <testcase purpose="Check if error callback is invoked when copy a file to the same location (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_file_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_file_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in copyTo method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onerror_TypeMismatch">
+      <testcase purpose="Check if File::copyTo() throws exception when type of errorCallback is wrong" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in copyTo method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onerror_invalid_cb">
+      <testcase purpose="Check if File::copyTo() throws exception for wrong errorCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in copyTo method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::copyTo() throws exception when type of successCallback is wrong" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in copyTo method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::copyTo() throws exception for wrong successCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when copy a file to an invalid destination." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_destination_invalid">
+      <testcase purpose="Check if File::copyTo() throws exception when copy a file to an invalid destination" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_destination_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_destination_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when copyTo with file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_file_handle">
+      <testcase purpose="Check if File::copyTo() calls errorCallback when called for object representing file, not a directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_file_handle.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'copyTo' method with invalid filepath param calls error callback function properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_invalid_filepath">
+      <testcase purpose="Check if File::copyTo() method with invalid originFilePath param calls errorCallback properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_invalid_filepath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_filepath.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'copyTo' method with invalid virtual file path params calls error callback function properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_invalid_virtual_file">
+      <testcase purpose="Check if File::copyTo() method with empty originFilePath and destinationFilePath reports error by calling errorCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_invalid_virtual_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_invalid_virtual_file.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'copyTo' method properly copies file in case success and error callbacks are undefined" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_null_success_and_error_callbacks">
+      <testcase purpose="Check if File::copyTo() can be invoked with null successCallback and errorCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_null_success_and_error_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_null_success_and_error_callbacks.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method copyTo wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_onerror">
+      <testcase purpose="Check if File::copyTo() calls errorCallback (nonexisting originFilePath)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method copyTo with onSuccess optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_onsuccess">
+      <testcase purpose="Check if File::copyTo() with onSuccess creates a file copy" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when copyTo with invalid parameters." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_para_invalid">
+      <testcase purpose="Check if File::copyTo() method throws an exception when destinationFilePath is invalid" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_with_para_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_with_para_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to the same location with different file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_newName">
+      <testcase purpose="Check if you can create a new empty file, write content into it, then request a copy of it (different name, same directory)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_newName">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_newName.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to another location with same file name (overwrite false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_overwrite_false">
+      <testcase purpose="Check if when create a new empty file, write content into it, then request a copy of it over existing file invokes errorCallback (overwrite=false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then copy the file to subdirectory with same file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_subdir">
+      <testcase purpose="Check if you can create a new empty file, write content into it, then request a copy of it (different name, different directory)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_copyTo_writeFile_subdir">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_copyTo_writeFile_subdir.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method createDirectory of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory">
+      <testcase purpose="Check if File::createDirectory() method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method createDirectory exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory_exist">
+      <testcase purpose="Check if File::createDirectory() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create directory of two levels." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory_level2">
+      <testcase purpose="Check if File::createDirectory() works for non-existing intermediate directory (creates 2 levels of directories)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createDirectory_level2">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createDirectory_level2.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method createFile of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile">
+      <testcase purpose="Check if File::createFile() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method createFile exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_exist">
+      <testcase purpose="Check if File::createFile() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Create existing file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_existing_file">
+      <testcase purpose="Check if File::createFile() throws exception when the file already exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_existing_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_existing_file.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when create file with invalid file name." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_with_invalid_name">
+      <testcase purpose="Check if File::createFile() throws an exception when create file with invalid file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_createFile_with_invalid_name">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_createFile_with_invalid_name.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute created of File exists, has type Date and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_created_attribute">
+      <testcase purpose="Check if File::created attribute exists, has type Date and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_created_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_created_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory">
+      <testcase purpose="Check if File::deleteDirectory() method can be called" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory in documents and then delete the directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_documents">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Documents and File::deleteDirectory() removes it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_documents">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_documents.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory in downloads and then delete the directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_downloads">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Downloads and File::deleteDirectory() removes it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_downloads.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory in images and then delete the directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_images">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Images and File::deleteDirectory() removes it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_images.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory in music and then delete the directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_music">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Music and File::deleteDirectory() removes it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_music.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory in videos and then delete the directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_videos">
+      <testcase purpose="Check if File::createDirectory() creates a new directory in Videos and File::deleteDirectory() removes it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_createDir_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_createDir_videos.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_exist">
+      <testcase purpose="Check if File::deleteDirectory() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in deleteDirectory method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onerror_TypeMismatch">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteDirectory method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onerror_invalid_cb">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in deleteDirectory method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteDirectory method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::deleteDirectory() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'deleteDirectory' method with improper virtual path to the directory argument throws exception properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_empty_path">
+      <testcase purpose="Check if File::deleteDirectory() calls errorCallback when given directoryPath is empty" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_empty_path">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_empty_path.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a dir with file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_file_handle">
+      <testcase purpose="Check if File::deleteDirectory() calls errorCallback when called on File object representing file, not a directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_file_handle.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'deleteDirectory' method properly removes a specified directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_null_callbacks">
+      <testcase purpose="Check if File::deleteDirectory() method can be called with null onsuccess and onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_null_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_null_callbacks.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_onerror">
+      <testcase purpose="Check if File::deleteDirectory() method calls onerror properly (when removing non-existing directory)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteDirectory wit onSuccess optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_onsuccess">
+      <testcase purpose="Check if File::deleteDirectory() method with onsuccess optional argument works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteDirectory_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteDirectory_with_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteFile of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile">
+      <testcase purpose="Check if File::deleteFile() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new file in downloads and copy the file to another location and then delete the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_downloads">
+      <testcase purpose="Check if you can create a new file in Document, copy it into Downloads, then request removing it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_downloads">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_downloads.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new file in images and copy the file to another location and then delete the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_images">
+      <testcase purpose="Check if you can create a new file in Images, copy it into Downloads, then request removing it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_images">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_images.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new file in music and copy the file to another location and then delete the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_music">
+      <testcase purpose="Check if you can create a new file in Music, copy it into Downloads, then request removing it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_music">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_music.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new file in videos and copy the file to another location and then delete the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_videos">
+      <testcase purpose="Check if you can create a new file in Video, copy it into Downloads, then request removing it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_copyFile_videos">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_copyFile_videos.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new file and then delete the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_createFile">
+      <testcase purpose="Check if you can create a new file in Documents, copy it into Downloads, then request removing it" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_createFile">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_createFile.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteFile exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_exist">
+      <testcase purpose="Check if File::deleteFile() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in documents" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listDocumentsFiles">
+      <testcase purpose="Check if you can create directories and file in Documents, list them, then request deleting the directory and the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listDocumentsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDocumentsFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in downloads" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listDownloadsFiles">
+      <testcase purpose="Check if you can create directories and file in Downloads, list them, then request deleting the directory and the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listDownloadsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listDownloadsFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in images" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listImagsFiles">
+      <testcase purpose="Check if you can create directories and file in Images, list them, then request deleting the directory and the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listImagsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listImagsFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in music" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listMusicFiles">
+      <testcase purpose="Check if you can create directories and file in Music, list them, then request deleting the directory and the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listMusicFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listMusicFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if delete the list of all files in videos" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listVideosfiles">
+      <testcase purpose="Check if you can create directories and file in Videos, list them, then request deleting the directory and the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_listVideosfiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_listVideosfiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in deleteFile method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onerror_TypeMismatch">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteFile method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onerror_invalid_cb">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onsuccess conversions exception in deleteFile method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in deleteFile method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::deleteFile() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a file with dir handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_dir_handle">
+      <testcase purpose="Check if File::deleteFile() calls errorCallback when called on File object representing file, not a directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_dir_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_dir_handle.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when delete a file which not exist." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_nonexist">
+      <testcase purpose="Check if File::deleteFile() calls errorCallback when given filePath does not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_nonexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_nonexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteFile wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_onerror">
+      <testcase purpose="Check if File::deleteFile() method calls errorCallback properly (when removing non-existing file)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method deleteFile with onSuccess optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_onsuccess">
+      <testcase purpose="Check if File::deleteFile() method calls given onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'deleteFile' method properly removes a specified file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_vaild_callbacks">
+      <testcase purpose="Check if File::deleteFile() can be called with onsuccess and onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_vaild_callbacks">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_vaild_callbacks.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'deleteFile' method works properly removing a specified file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_valid_filePath">
+      <testcase purpose="Check if File::deleteFile() method can be called without onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_deleteFile_with_valid_filePath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_deleteFile_with_valid_filePath.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the File object can have new attribute added" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_extend">
+      <testcase purpose="Check if instance of File can be extended with new property" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_extend">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_extend.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute fileSize of File exists, has type Number and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_fileSize_attribute">
+      <testcase purpose="Check if File::fileSize attribute exists, has type Number and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_fileSize_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_fileSize_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute fullPath of File exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_fullPath_attribute">
+      <testcase purpose="Check if File::fullPath attribute exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_fullPath_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_fullPath_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute isDirectory of File exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_isDirectory_attribute">
+      <testcase purpose="Check if File::isDirectory attribute exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_isDirectory_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_isDirectory_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute isFile of File exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_isFile_attribute">
+      <testcase purpose="Check if File::isFile attribute exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_isFile_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_isFile_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute length of File exists, has type Number and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_length_attribute">
+      <testcase purpose="Check if File::length attribute exists, has type Number and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_length_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_length_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method listFiles of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles">
+      <testcase purpose="Check if File::listFiles() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new directory and then list all files in this directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_createFiles">
+      <testcase purpose="Check if you can create a new directory and then list files in this directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_createFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_createFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method listFiles exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_exist">
+      <testcase purpose="Check if File::listFiles() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument filter conversions exception." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_filter_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() method throws exception for wrong type of filter" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_filter_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check with empty FileFilter argument of listFiles" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_filter_empty">
+      <testcase purpose="Check if File::listFiles() can be called with empty object as filter argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_filter_empty">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_filter_empty.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if listFiles of File with missing non-optional argument works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_missarg">
+      <testcase purpose="Check if File::listFiles() with missing mandatory argument throws exception" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in listFiles method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onerror_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in listFiles method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onerror_invalid_cb">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in listFiles method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in listFiles method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::listFiles() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when listFiles with a file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_file_handle">
+      <testcase purpose="Check if File::listFiles() calls errorCallback when called on File object representing file, not a directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_file_handle.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list files in documents directory with filter." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_filter">
+      <testcase purpose="Check if File::listFiles() works with filter argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_filter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_filter.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method listFiles wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_onerror">
+      <testcase purpose="Check if File::listFiles() calls errorCallback (listing files of a file)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'listFiles' method properly retrieves the list of files in directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_valid_successCallback">
+      <testcase purpose="Check if File::listFiles() call onsuccess callback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_listFiles_with_valid_successCallback">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_listFiles_with_valid_successCallback.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute modified of File exists, has type Date and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_modified_attribute">
+      <testcase purpose="Check if File::modified attribute exists, has type Date and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_modified_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_modified_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method moveTo of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo">
+      <testcase purpose="Check if File::moveTo() can be called successfully" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a directory to the same location with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_dir_samedir_samename_overwrite_false">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_dir_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a directory to the same location with the same name (overwrite is true)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_dir_samedir_samename_overwrite_true">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a directory to the same location with the same name (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_dir_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_dir_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'moveTo' method with improper arguments calls error callback function properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_empty_destination_source_and_destination_paths">
+      <testcase purpose="Check if File::moveTo() invokes error callback when originFilePath and destinationFilePath are empty" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_empty_destination_source_and_destination_paths">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_empty_destination_source_and_destination_paths.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method moveTo exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_exist">
+      <testcase purpose="Check if File::moveTo() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a file to the same location with the same name (overwrite is false)." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_file_samedir_samename_overwrite_false">
+      <testcase purpose="Check if File::moveTo() invokes error callback when moving a file to the same location with the same name (overwrite is false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_file_samedir_samename_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if error callback invoked when move a file to the same location with the same name (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_file_samedir_samename_overwrite_true">
+      <testcase purpose="Check if File::moveTo() error callback when moving a file to the same location with the same name (overwrite is true)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_file_samedir_samename_overwrite_true">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_file_samedir_samename_overwrite_true.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in moveTo method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onerror_TypeMismatch">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in moveTo method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onerror_invalid_cb">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in moveTo method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if an exception was thrown when a fake callback (onsuccess) was passed into moveTo method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::moveTo() throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether 'moveTo' method invoked with additional null parameter properly transfers a file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_additional_null_parameter">
+      <testcase purpose="Check if File::moveTo() method can be invoked with extra null parameter" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_additional_null_parameter">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_additional_null_parameter.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if errorCallback will be invoked when moveTo will be used with file handle." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_file_handle">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when called on File object representing file, not a directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_file_handle">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_file_handle.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check whether invoking 'moveTo' method with improper argument calls error callback function properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_invalid_filePath">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when source file does not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_invalid_filePath">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_invalid_filePath.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method moveTo wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_onerror">
+      <testcase purpose="Check if File::moveTo() calls errorCallback (source file does not exist)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method moveTo wit onSuccess optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_onsuccess">
+      <testcase purpose="Check if File::moveTo() calls successCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when move a file to an invalid path." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_path_invalid">
+      <testcase purpose="Check if File::moveTo() calls errorCallback (NotFound) when destinationFilePath is in non-existing directory" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_with_path_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_with_path_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to the same location with different file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_newName">
+      <testcase purpose="Check if you can create a new file, write content to it, and then move the file to the same directory with different file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_newName">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_newName.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to another location with same file name (overwrite false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_overwrite_false">
+      <testcase purpose="Check if File::moveTo() calls errorCallback when originFilePath and destinationFilePath is the same path (overwrite false)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_overwrite_false">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_overwrite_false.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if create a new empty file and write content of the file and then move the file to subdirectory with same file name" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_subdir">
+      <testcase purpose="Check if you can create a new file, write content to it, and then move the file to a subdirectory keeping the name of the file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_moveTo_writeFile_subdir">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_moveTo_writeFile_subdir.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute name of File exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_name_attribute">
+      <testcase purpose="Check if File::name attribute exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_name_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_name_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if is possible to call File in new expresion" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_notexist">
+      <testcase purpose="Interface File should not be accessible" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_notexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_notexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method openStream of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream">
+      <testcase purpose="Check if File::openStream() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when open the file in invalid encoding." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_encoding_invalid">
+      <testcase purpose="Check if File::openStream() throws an exception for invalid encoding value" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_encoding_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_encoding_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method openStream exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_exist">
+      <testcase purpose="Check if File::openStream() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if openStream of File with missing non-optional argument works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_missarg">
+      <testcase purpose="Check if File::openStream() method throws exception for missing mandatory argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument mode conversions exception." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_TypeMismatch">
+      <testcase purpose="Check if File::openStream() throws exception for wrong type of mode argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if open the file with mode a." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_a">
+      <testcase purpose="Check if File::openStream() works for mode a" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_a">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_a.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if open the file with mode r." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_r">
+      <testcase purpose="Check if File::openStream() works for mode r" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_r">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_r.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if open the file with mode rw." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_rw">
+      <testcase purpose="Check if File::openStream() works for mode rw" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_rw">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_rw.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if open the file with mode w." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_w">
+      <testcase purpose="Check if File::openStream() works for mode w" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_mode_w">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_mode_w.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in openStream method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onerror_TypeMismatch">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in openStream method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onerror_invalid_cb">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in openStream method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in openStream method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::openStream() method throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method openStream wit encoding optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_encoding">
+      <testcase purpose="Check if File::openStream() method can be called with valid encoding argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_encoding">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_encoding.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when open the file which not exist." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_nonexist_file">
+      <testcase purpose="Check if File::openStream() method calls errorCallback when invoked for file which was already removed" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_nonexist_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_nonexist_file.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method openStream wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_onerror">
+      <testcase purpose="Check if File::openStream() method calls errorCallback properly (openStream used on directory)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_openStream_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_openStream_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute parent of File exists, has type File and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_parent_attribute">
+      <testcase purpose="Check if File::parent attribute exists, has type File and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_parent_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_parent_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute parent of File is not null when using resolve method" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_parent_attribute_notnull_using_resolve">
+      <testcase purpose="Check if File::parent attribute is set by resolve() for subdirectory of Documents" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_parent_attribute_notnull_using_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_parent_attribute_notnull_using_resolve.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute path of File exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_path_attribute">
+      <testcase purpose="Check if File::path attribute exists, has type DOMString and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_path_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_path_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readAsText of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText">
+      <testcase purpose="Check if File::readAsText() method works properly without errorCallback" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when readAsText in invalid encoding." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_encoding_invalid">
+      <testcase purpose="Check if File::readAsText() method throws exception for invalid encoding value" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_encoding_invalid">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_encoding_invalid.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readAsText exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_exist">
+      <testcase purpose="Check if File::readAsText() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list all files in documents and then read the content of the file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listDocumentsFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Documents" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listDocumentsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDocumentsFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list all files in downloads and then read the content of the file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listDownloadsFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Downloads" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listDownloadsFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listDownloadsFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list all files in images and then read the content of the file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listImagesFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Images" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listImagesFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listImagesFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list all files in music and then read the content of the file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listMusicFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Music" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listMusicFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listMusicFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if list all files in videos and then read the content of the file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listVideosFiles">
+      <testcase purpose="Check if File::readAsText() method works for a file created in Videos" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_listVideosFiles">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_listVideosFiles.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if readAsText of File with missing non-optional argument works" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_missarg">
+      <testcase purpose="Check if File::readAsText() throws exception for missing mandatory parameter" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_missarg">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_missarg.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onError conversions exception in readAsText method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onerror_TypeMismatch">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong type of onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onerror_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in readAsText method onError callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onerror_invalid_cb">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong onerror" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onerror_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onerror_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check argument onSuccess conversions exception in readAsText method." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onsuccess_TypeMismatch">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong type of onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onsuccess_TypeMismatch">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_TypeMismatch.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Test whether the constructor of the interface is defined or not in readAsText method onSuccess callback." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onsuccess_invalid_cb">
+      <testcase purpose="Check if File::readAsText() method throws exception for wrong onsuccess" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_onsuccess_invalid_cb">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_onsuccess_invalid_cb.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readAsText wit encoding optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_with_encoding">
+      <testcase purpose="Check if File::readAsText() method works with encoding argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_with_encoding">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_encoding.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method readAsText wit onError optional argument works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_with_onerror">
+      <testcase purpose="Check if File::readAsText() properly calls errorCallback (called on a directory instead of file)" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readAsText_with_onerror">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readAsText_with_onerror.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if attribute readOnly of File exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readOnly_attribute">
+      <testcase purpose="Check if File::readOnly attribute exists, has type Boolean and is readonly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_readOnly_attribute">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_readOnly_attribute.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method resolve of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve">
+      <testcase purpose="Check if File::resolve() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method resolve exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_exist">
+      <testcase purpose="Check if File::resolve() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve a file with the incompatible input parameter." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_with_invalid_para">
+      <testcase purpose="Check if File::resolve() throws exception when file given by filePath does not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_with_invalid_para">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_with_invalid_para.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when resolve a file which not exist." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_with_nonexist">
+      <testcase purpose="Check if File::resolve() throws exception when resolving a file which not exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_resolve_with_nonexist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_resolve_with_nonexist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method toURI of File works properly." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI">
+      <testcase purpose="Check if File::toURI() method works properly" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method toURI exists in File" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_exist">
+      <testcase purpose="Check if File::toURI() method exists" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_exist">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_exist.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if method toURI of File accepts extra argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_extra_argument">
+      <testcase purpose="Check if File::toURI() method accepts extra argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_extra_argument">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_extra_argument.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if throw an exception when get a URI of nonexist file." component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_with_nonexist_file">
+      <testcase purpose="Check if File::toURI() method throws exception when get a URI of non-existing file" component="TizenAPI/IO/Filesystem" execution_type="auto" id="File_toURI_with_nonexist_file">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/File_toURI_with_nonexist_file.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if FileStreamSuccessCallback method: onsuccess is exist" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_FileStreamSuccessCallback_onsuccess">
+      <testcase purpose="Test whether FileStreamSuccessCallback::onsuccess is called with valid argument" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_FileStreamSuccessCallback_onsuccess">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_FileStreamSuccessCallback_onsuccess.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if copy a file successfully" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_copyTo">
+      <testcase purpose="Check if File::copyTo() can be called" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_copyTo">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_copyTo.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if reads the content of a file as a DOMString." component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_readAsText">
+      <testcase purpose="Check if File::readAsText() method reads the content of a file as a DOMString" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_readAsText">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_readAsText.html</test_script_entry>
         </description>
       </testcase>
-      <testcase purpose="Check if resolve a file and return a file handle" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_resolve">
+      <testcase purpose="Check if File::resolve() method called for a file returns a file handle" component="TizenAPI/IO/Filesystem" execution_type="auto" id="filesystem_File_resolve">
         <description>
           <test_script_entry>/opt/tct-filesystem-tizen-tests/filesystem/filesystem_File_resolve.html</test_script_entry>
         </description>