src/third_party/WebKit/Source/web/tests/WebImageTest.cpp

   1 /*
   2  * Copyright (C) 2012 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "public/platform/WebImage.h"
  33
  34 #include "platform/SharedBuffer.h"
  35 #include "public/platform/Platform.h"
  36 #include "public/platform/WebData.h"
  37 #include "public/platform/WebSize.h"
  38 #include "public/platform/WebUnitTestSupport.h"
  39 #include <gtest/gtest.h>
  40
  41 using namespace WebCore;
  42 using namespace blink;
  43
  44 namespace {
  45
  46 static PassRefPtr<SharedBuffer> readFile(const char* fileName)
  47 {
  48     String filePath = Platform::current()->unitTestSupport()->webKitRootDir();
  49     filePath.append("/Source/web/tests/data/");
  50     filePath.append(fileName);
  51
  52     return Platform::current()->unitTestSupport()->readFromFile(filePath);
  53 }
  54
  55 TEST(WebImageTest, PNGImage)
  56 {
  57     RefPtr<SharedBuffer> data = readFile("white-1x1.png");
  58     ASSERT_TRUE(data.get());
  59
  60     WebImage image = WebImage::fromData(WebData(data), WebSize());
  61     EXPECT_TRUE(image.size() == WebSize(1, 1));
  62     SkAutoLockPixels autoLock(image.getSkBitmap());
  63     EXPECT_EQ(SkColorSetARGB(255, 255, 255, 255), image.getSkBitmap().getColor(0, 0));
  64 }
  65
  66 TEST(WebImageTest, ICOImage)
  67 {
  68     RefPtr<SharedBuffer> data = readFile("black-and-white.ico");
  69     ASSERT_TRUE(data.get());
  70
  71     WebVector<WebImage> images = WebImage::framesFromData(WebData(data));
  72     ASSERT_EQ(2u, images.size());
  73     EXPECT_TRUE(images[0].size() == WebSize(2, 2));
  74     EXPECT_TRUE(images[1].size() == WebSize(1, 1));
  75     SkAutoLockPixels autoLock1(images[0].getSkBitmap());
  76     EXPECT_EQ(SkColorSetARGB(255, 255, 255, 255), images[0].getSkBitmap().getColor(0, 0));
  77     SkAutoLockPixels autoLock2(images[1].getSkBitmap());
  78     EXPECT_EQ(SkColorSetARGB(255, 0, 0, 0), images[1].getSkBitmap().getColor(0, 0));
  79 }
  80
  81 TEST(WebImageTest, ICOValidHeaderMissingBitmap)
  82 {
  83     RefPtr<SharedBuffer> data = readFile("valid_header_missing_bitmap.ico");
  84     ASSERT_TRUE(data.get());
  85
  86     WebVector<WebImage> images = WebImage::framesFromData(WebData(data));
  87     ASSERT_TRUE(images.isEmpty());
  88 }
  89
  90 TEST(WebImageTest, BadImage)
  91 {
  92     const char badImage[] = "hello world";
  93     WebVector<WebImage> images = WebImage::framesFromData(WebData(badImage));
  94     ASSERT_EQ(0u, images.size());
  95
  96     WebImage image = WebImage::fromData(WebData(badImage), WebSize());
  97     EXPECT_TRUE(image.getSkBitmap().empty());
  98     EXPECT_TRUE(image.getSkBitmap().isNull());
  99 }
 100
 101 } // namespace