src/chrome/browser/media_galleries/fileapi/media_file_validator_browsertest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/basictypes.h"
   6 #include "base/bind.h"
   7 #include "base/file_util.h"
   8 #include "base/files/file_path.h"
   9 #include "base/files/scoped_temp_dir.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "base/message_loop/message_loop_proxy.h"
  12 #include "base/path_service.h"
  13 #include "chrome/browser/media_galleries/fileapi/media_file_system_backend.h"
  14 #include "chrome/test/base/in_process_browser_test.h"
  15 #include "content/public/test/browser_test.h"
  16 #include "content/public/test/test_file_system_backend.h"
  17 #include "content/public/test/test_file_system_context.h"
  18 #include "content/public/test/test_utils.h"
  19 #include "testing/gtest/include/gtest/gtest.h"
  20 #include "webkit/browser/fileapi/copy_or_move_file_validator.h"
  21 #include "webkit/browser/fileapi/file_system_backend.h"
  22 #include "webkit/browser/fileapi/file_system_context.h"
  23 #include "webkit/browser/fileapi/file_system_operation_runner.h"
  24 #include "webkit/browser/fileapi/file_system_url.h"
  25 #include "webkit/browser/fileapi/isolated_context.h"
  26 #include "webkit/common/fileapi/file_system_types.h"
  27
  28 namespace {
  29
  30 const char kOrigin[] = "http://foo";
  31
  32 const char kValidImage[] = "RIFF0\0\0\0WEBPVP8 $\0\0\0\xB2\x02\0\x9D\x01\x2A"
  33                            "\x01\0\x01\0\x2F\x9D\xCE\xE7s\xA8((((\x01\x9CK(\0"
  34                            "\x05\xCE\xB3l\0\0\xFE\xD8\x80\0\0";
  35
  36 const char kInvalidMediaFile[] = "Not a media file";
  37
  38 const int64 kNoFileSize = -1;
  39
  40 void HandleCheckFileResult(int64 expected_size,
  41                            const base::Callback<void(bool success)>& callback,
  42                            base::PlatformFileError result,
  43                            const base::PlatformFileInfo& file_info) {
  44   if (result == base::PLATFORM_FILE_OK) {
  45     if (!file_info.is_directory && expected_size != kNoFileSize &&
  46         file_info.size == expected_size) {
  47       callback.Run(true);
  48       return;
  49     }
  50   } else {
  51     if (expected_size == kNoFileSize) {
  52       callback.Run(true);
  53       return;
  54     }
  55   }
  56   callback.Run(false);
  57 }
  58
  59 base::FilePath GetMediaTestDir() {
  60   base::FilePath test_file;
  61   if (!PathService::Get(base::DIR_SOURCE_ROOT, &test_file))
  62     return base::FilePath();
  63   return test_file.AppendASCII("media").AppendASCII("test").AppendASCII("data");
  64 }
  65
  66 }  // namespace
  67
  68 class MediaFileValidatorTest : public InProcessBrowserTest {
  69  public:
  70   MediaFileValidatorTest() : test_file_size_(0) {}
  71
  72   virtual ~MediaFileValidatorTest() {}
  73
  74   // Write |content| into |filename| in a test file system and try to move
  75   // it into a media file system.  The result is compared to |expected_result|.
  76   void MoveTest(const std::string& filename, const std::string& content,
  77                 bool expected_result) {
  78     content::BrowserThread::PostTask(
  79         content::BrowserThread::FILE,
  80         FROM_HERE,
  81         base::Bind(&MediaFileValidatorTest::SetupOnFileThread,
  82                    base::Unretained(this), filename, content, expected_result));
  83     loop_runner_ = new content::MessageLoopRunner;
  84     loop_runner_->Run();
  85   }
  86
  87   // Write |source| into |filename| in a test file system and try to move it
  88   // into a media file system.  The result is compared to |expected_result|.
  89   void MoveTestFromFile(const std::string& filename,
  90                         const base::FilePath& source, bool expected_result) {
  91     content::BrowserThread::PostTask(
  92         content::BrowserThread::FILE,
  93         FROM_HERE,
  94         base::Bind(&MediaFileValidatorTest::SetupFromFileOnFileThread,
  95                    base::Unretained(this), filename, source, expected_result));
  96     loop_runner_ = new content::MessageLoopRunner;
  97     loop_runner_->Run();
  98   }
  99
 100  private:
 101   // Create the test files, filesystem objects, etc.
 102   void SetupOnFileThread(const std::string& filename,
 103                          const std::string& content,
 104                          bool expected_result) {
 105     ASSERT_TRUE(base_dir_.CreateUniqueTempDir());
 106     base::FilePath base = base_dir_.path();
 107     base::FilePath src_path = base.AppendASCII("src_fs");
 108     ASSERT_TRUE(file_util::CreateDirectory(src_path));
 109
 110     ScopedVector<fileapi::FileSystemBackend> additional_providers;
 111     additional_providers.push_back(new fileapi::TestFileSystemBackend(
 112         base::MessageLoopProxy::current().get(), src_path));
 113     additional_providers.push_back(new MediaFileSystemBackend(
 114         base, base::MessageLoopProxy::current().get()));
 115     file_system_context_ =
 116         fileapi::CreateFileSystemContextWithAdditionalProvidersForTesting(
 117             NULL, additional_providers.Pass(), base);
 118
 119     move_src_ = file_system_context_->CreateCrackedFileSystemURL(
 120         GURL(kOrigin), fileapi::kFileSystemTypeTest,
 121         base::FilePath::FromUTF8Unsafe(filename));
 122
 123     test_file_size_ = content.size();
 124     base::FilePath test_file = src_path.AppendASCII(filename);
 125     ASSERT_EQ(test_file_size_,
 126               file_util::WriteFile(test_file, content.data(), test_file_size_));
 127
 128     base::FilePath dest_path = base.AppendASCII("dest_fs");
 129     ASSERT_TRUE(file_util::CreateDirectory(dest_path));
 130     std::string dest_fsid =
 131         fileapi::IsolatedContext::GetInstance()->RegisterFileSystemForPath(
 132             fileapi::kFileSystemTypeNativeMedia, dest_path, NULL);
 133
 134     size_t extension_index = filename.find_last_of(".");
 135     ASSERT_NE(std::string::npos, extension_index);
 136     std::string extension = filename.substr(extension_index);
 137     std::string dest_root_fs_url = fileapi::GetIsolatedFileSystemRootURIString(
 138         GURL(kOrigin), dest_fsid, "dest_fs/");
 139     move_dest_ = file_system_context_->CrackURL(GURL(
 140           dest_root_fs_url + "move_dest" + extension));
 141
 142     content::BrowserThread::PostTask(
 143         content::BrowserThread::IO,
 144         FROM_HERE,
 145         base::Bind(&MediaFileValidatorTest::CheckFiles,
 146                    base::Unretained(this), true,
 147                    base::Bind(&MediaFileValidatorTest::OnTestFilesReady,
 148                               base::Unretained(this), expected_result)));
 149   }
 150
 151   void SetupFromFileOnFileThread(const std::string& filename,
 152                                  const base::FilePath& source,
 153                                  bool expected_result) {
 154     std::string content;
 155     ASSERT_TRUE(base::ReadFileToString(source, &content));
 156     SetupOnFileThread(filename, content, expected_result);
 157   }
 158
 159   // Check that exactly one of |move_src_| and |move_dest_| exists.
 160   // |src_expected| indicates which one should exist.  When complete,
 161   // |callback| is called with success/failure.
 162   void CheckFiles(bool src_expected,
 163                   const base::Callback<void(bool success)>& callback) {
 164     CheckFile(move_src_, src_expected ? test_file_size_ : kNoFileSize,
 165               base::Bind(&MediaFileValidatorTest::OnCheckFilesFirstResult,
 166                          base::Unretained(this), !src_expected, callback));
 167   }
 168
 169   // Helper that checks a file has the |expected_size|, which may be
 170   // |kNoFileSize| if the file should not exist.  |callback| is called
 171   // with success/failure.
 172   void CheckFile(fileapi::FileSystemURL url,
 173                  int64 expected_size,
 174                  const base::Callback<void(bool success)>& callback) {
 175     operation_runner()->GetMetadata(url,
 176                                     base::Bind(&HandleCheckFileResult,
 177                                                expected_size, callback));
 178   }
 179
 180   // Helper that checks the result of |move_src_| lookup and then checks
 181   // |move_dest_| if all is as expected.
 182   void OnCheckFilesFirstResult(bool dest_expected,
 183                                const base::Callback<void(bool)>& callback,
 184                                bool src_result) {
 185     EXPECT_TRUE(src_result);
 186     if (!src_result) {
 187       callback.Run(false);
 188       return;
 189     }
 190     CheckFile(move_dest_, dest_expected ? test_file_size_ : kNoFileSize,
 191               callback);
 192   }
 193
 194   // Assert |test_files_ready| and then do the actual test of moving
 195   // |move_src_| to |move_dest_|.
 196   void OnTestFilesReady(bool expected_result, bool test_files_ready) {
 197     ASSERT_TRUE(test_files_ready);
 198     operation_runner()->Move(
 199         move_src_, move_dest_, fileapi::FileSystemOperation::OPTION_NONE,
 200         base::Bind(&MediaFileValidatorTest::OnMoveResult,
 201                    base::Unretained(this), expected_result));
 202   }
 203
 204   // Check that the move succeeded/failed based on expectation and then
 205   // check that the right file exists.
 206   void OnMoveResult(bool expected_result, base::PlatformFileError result) {
 207     if (expected_result)
 208       EXPECT_EQ(base::PLATFORM_FILE_OK, result);
 209     else
 210       EXPECT_EQ(base::PLATFORM_FILE_ERROR_SECURITY, result);
 211     CheckFiles(!expected_result,
 212                base::Bind(&MediaFileValidatorTest::OnTestFilesCheckResult,
 213                           base::Unretained(this)));
 214   }
 215
 216   // Check that the correct test file exists and then post the result back
 217   // to the UI thread.
 218   void OnTestFilesCheckResult(bool result) {
 219     EXPECT_TRUE(result);
 220     content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
 221                                      loop_runner_->QuitClosure());
 222   }
 223
 224   fileapi::FileSystemOperationRunner* operation_runner() {
 225     return file_system_context_->operation_runner();
 226   }
 227
 228   base::ScopedTempDir base_dir_;
 229
 230   scoped_refptr<fileapi::FileSystemContext> file_system_context_;
 231
 232   int test_file_size_;
 233
 234   fileapi::FileSystemURL move_src_;
 235   fileapi::FileSystemURL move_dest_;
 236
 237   scoped_refptr<content::MessageLoopRunner> loop_runner_;
 238
 239   DISALLOW_COPY_AND_ASSIGN(MediaFileValidatorTest);
 240 };
 241
 242 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, UnsupportedExtension) {
 243   MoveTest("a.txt", std::string(kValidImage, arraysize(kValidImage)), false);
 244 }
 245
 246 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, ValidImage) {
 247   MoveTest("a.webp", std::string(kValidImage, arraysize(kValidImage)), true);
 248 }
 249
 250 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, InvalidImage) {
 251   MoveTest("a.webp", std::string(kInvalidMediaFile,
 252            arraysize(kInvalidMediaFile)), false);
 253 }
 254
 255 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, InvalidAudio) {
 256   MoveTest("a.ogg", std::string(kInvalidMediaFile,
 257            arraysize(kInvalidMediaFile)), false);
 258 }
 259
 260 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, ValidAudio) {
 261   base::FilePath test_file = GetMediaTestDir();
 262   ASSERT_FALSE(test_file.empty());
 263   test_file = test_file.AppendASCII("sfx.ogg");
 264   MoveTestFromFile("sfx.ogg", test_file, true);
 265 }
 266
 267 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, InvalidVideo) {
 268   base::FilePath test_file = GetMediaTestDir();
 269   ASSERT_FALSE(test_file.empty());
 270   test_file = test_file.AppendASCII("no_streams.webm");
 271   MoveTestFromFile("no_streams.webm", test_file, false);
 272 }
 273
 274 IN_PROC_BROWSER_TEST_F(MediaFileValidatorTest, ValidVideo) {
 275   base::FilePath test_file = GetMediaTestDir();
 276   ASSERT_FALSE(test_file.empty());
 277   test_file = test_file.AppendASCII("bear-320x240-multitrack.webm");
 278   MoveTestFromFile("multitrack.webm", test_file, true);
 279 }