Index: third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoderTest.cpp |
diff --git a/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoderTest.cpp b/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoderTest.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..cad67788caadd830ae03c2cbcbcdc95c391c5c6e |
--- /dev/null |
+++ b/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoderTest.cpp |
@@ -0,0 +1,131 @@ |
+/* |
+ * Copyright (C) 2016 Google Inc. All rights reserved. |
+ * |
+ * Redistribution and use in source and binary forms, with or without |
+ * modification, are permitted provided that the following conditions are |
+ * met: |
+ * |
+ * * Redistributions of source code must retain the above copyright |
+ * notice, this list of conditions and the following disclaimer. |
+ * * Redistributions in binary form must reproduce the above |
+ * copyright notice, this list of conditions and the following disclaimer |
+ * in the documentation and/or other materials provided with the |
+ * distribution. |
+ * * Neither the name of Google Inc. nor the names of its |
+ * contributors may be used to endorse or promote products derived from |
+ * this software without specific prior written permission. |
+ * |
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ */ |
+ |
+#include "platform/image-decoders/png/PNGImageDecoder.h" |
+ |
+#include "platform/RuntimeEnabledFeatures.h" |
+#include "platform/SharedBuffer.h" |
+#include "platform/image-decoders/ImageDecoderTestHelpers.h" |
+#include "public/platform/WebData.h" |
+#include "public/platform/WebSize.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+#include "wtf/PtrUtil.h" |
+#include "wtf/Vector.h" |
+#include "wtf/dtoa/utils.h" |
+#include <memory> |
+ |
+namespace blink { |
+ |
+namespace { |
+ |
+std::unique_ptr<ImageDecoder> createDecoder(ImageDecoder::AlphaOption alphaOption) |
+{ |
+ return wrapUnique(new PNGImageDecoder(alphaOption, |
+ ImageDecoder::GammaAndColorProfileApplied, |
+ ImageDecoder::noDecodedImageByteLimit)); |
+} |
+ |
+std::unique_ptr<ImageDecoder> createDecoder() |
+{ |
+ return createDecoder(ImageDecoder::AlphaNotPremultiplied); |
+} |
+ |
+std::unique_ptr<ImageDecoder> createDecoderWithPngData(const char* pngFile) |
+{ |
+ auto decoder = createDecoder(); |
+ auto data = readFile(pngFile); |
+ decoder->setData(data.get(), true); |
+ EXPECT_EQ(false, data.get()->isEmpty()); |
joostouwerling
2016/10/01 19:59:05
Line 65 is a little weird, changed it to data()->i
|
+ return decoder; |
+} |
+ |
+void testFrameCount(const char* pngFile, size_t expectedFrameCount) |
+{ |
+ auto decoder = createDecoderWithPngData(pngFile); |
+ EXPECT_EQ(expectedFrameCount, decoder->frameCount()); |
+} |
+ |
+void testSize(const char* pngFile, IntSize expectedSize) |
+{ |
+ auto decoder = createDecoderWithPngData(pngFile); |
+ EXPECT_EQ(true, decoder->isSizeAvailable()); |
+ EXPECT_EQ(expectedSize, decoder->size()); |
+} |
+ |
+void testRepetitionCount(const char* pngFile, int expectedRepetitions) |
+{ |
+ auto decoder = createDecoderWithPngData(pngFile); |
+ // Decode frame count should see the number of repetitions as well. |
+ decoder->frameCount(); |
+ EXPECT_EQ(false, decoder->failed()); |
+ EXPECT_EQ(expectedRepetitions, decoder->repetitionCount()); |
+} |
+ |
+ |
+} // Anonymous namespace |
+ |
+// Animated PNG Tests |
+ |
+TEST(AnimatedPNGTests, FrameCountTest) |
+{ |
+ testFrameCount("/LayoutTests/fast/images/resources/png-animated-idat-part-of-animation.png", 20); |
+ testFrameCount("/LayoutTests/fast/images/resources/png-animated-idat-not-part-of-animation.png", 1); |
+} |
+ |
+// TODO(joostouwerling): make animated PNG's with a non-infinite rep count. |
+TEST(AnimatedPNGTests, repetitionCountTest) |
+{ |
+ testRepetitionCount("/LayoutTests/fast/images/resources/png-animated-idat-part-of-animation.png", cAnimationLoopInfinite); |
+ testRepetitionCount("/LayoutTests/fast/images/resources/png-animated-idat-not-part-of-animation.png", cAnimationLoopInfinite); |
+} |
+ |
+TEST(AnimatedPNGTests, sizeTest) |
+{ |
+ testSize("/LayoutTests/fast/images/resources/png-animated-idat-part-of-animation.png", IntSize(100, 100)); |
+ testSize("/LayoutTests/fast/images/resources/png-animated-idat-not-part-of-animation.png", IntSize(227, 35)); |
+} |
+ |
+// Static PNG tests |
+ |
+TEST(StaticPNGTests, FrameCountTest) |
+{ |
+ testFrameCount("/LayoutTests/fast/images/resources/png-simple.png", 1); |
+} |
+ |
+TEST(StaticPNGTests, repetitionCountTest) |
+{ |
+ testRepetitionCount("/LayoutTests/fast/images/resources/png-simple.png", cAnimationNone); |
+} |
+ |
+TEST(StaticPNGTests, sizeTest) |
+{ |
+ testSize("/LayoutTests/fast/images/resources/png-simple.png", IntSize(272, 92)); |
+} |
+}; // namespace blink |