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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 | 32 |
33 #include "core/platform/image-decoders/gif/GIFImageDecoder.h" | 33 #include "platform/image-decoders/gif/GIFImageDecoder.h" |
34 | 34 |
35 #include "platform/SharedBuffer.h" | 35 #include "platform/SharedBuffer.h" |
36 #include "public/platform/Platform.h" | 36 #include "public/platform/Platform.h" |
37 #include "public/platform/WebData.h" | 37 #include "public/platform/WebData.h" |
38 #include "public/platform/WebSize.h" | 38 #include "public/platform/WebSize.h" |
39 #include "public/platform/WebUnitTestSupport.h" | 39 #include "public/platform/WebUnitTestSupport.h" |
40 #include "wtf/OwnPtr.h" | 40 #include "wtf/OwnPtr.h" |
41 #include "wtf/PassOwnPtr.h" | 41 #include "wtf/PassOwnPtr.h" |
42 #include "wtf/StringHasher.h" | 42 #include "wtf/StringHasher.h" |
43 #include "wtf/Vector.h" | 43 #include "wtf/Vector.h" |
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452 // Resume decoding of the first frame. | 452 // Resume decoding of the first frame. |
453 ImageFrame* firstFrame = decoder->frameBufferAtIndex(0); | 453 ImageFrame* firstFrame = decoder->frameBufferAtIndex(0); |
454 EXPECT_EQ(ImageFrame::FrameComplete, firstFrame->status()); | 454 EXPECT_EQ(ImageFrame::FrameComplete, firstFrame->status()); |
455 EXPECT_EQ(baselineHashes[0], hashSkBitmap(firstFrame->getSkBitmap())); | 455 EXPECT_EQ(baselineHashes[0], hashSkBitmap(firstFrame->getSkBitmap())); |
456 } | 456 } |
457 | 457 |
458 // The first LZW codes in the image are invalid values that try to create a loop | 458 // The first LZW codes in the image are invalid values that try to create a loop |
459 // in the dictionary. Decoding should fail, but not infinitely loop or corrupt m
emory. | 459 // in the dictionary. Decoding should fail, but not infinitely loop or corrupt m
emory. |
460 TEST(GIFImageDecoderTest, badInitialCode) | 460 TEST(GIFImageDecoderTest, badInitialCode) |
461 { | 461 { |
462 RefPtr<SharedBuffer> testData = readFile("/Source/core/platform/image-decode
rs/testing/bad-initial-code.gif"); | 462 RefPtr<SharedBuffer> testData = readFile("/Source/platform/image-decoders/te
sting/bad-initial-code.gif"); |
463 ASSERT_TRUE(testData.get()); | 463 ASSERT_TRUE(testData.get()); |
464 | 464 |
465 OwnPtr<GIFImageDecoder> testDecoder(createDecoder()); | 465 OwnPtr<GIFImageDecoder> testDecoder(createDecoder()); |
466 testDecoder->setData(testData.get(), true); | 466 testDecoder->setData(testData.get(), true); |
467 EXPECT_EQ(1u, testDecoder->frameCount()); | 467 EXPECT_EQ(1u, testDecoder->frameCount()); |
468 ASSERT_TRUE(testDecoder->frameBufferAtIndex(0)); | 468 ASSERT_TRUE(testDecoder->frameBufferAtIndex(0)); |
469 EXPECT_TRUE(testDecoder->failed()); | 469 EXPECT_TRUE(testDecoder->failed()); |
470 } | 470 } |
471 | 471 |
472 // The image has an invalid LZW code that exceeds dictionary size. Decoding shou
ld fail. | 472 // The image has an invalid LZW code that exceeds dictionary size. Decoding shou
ld fail. |
473 TEST(GIFImageDecoderTest, badCode) | 473 TEST(GIFImageDecoderTest, badCode) |
474 { | 474 { |
475 RefPtr<SharedBuffer> testData = readFile("/Source/core/platform/image-decode
rs/testing/bad-code.gif"); | 475 RefPtr<SharedBuffer> testData = readFile("/Source/platform/image-decoders/te
sting/bad-code.gif"); |
476 ASSERT_TRUE(testData.get()); | 476 ASSERT_TRUE(testData.get()); |
477 | 477 |
478 OwnPtr<GIFImageDecoder> testDecoder(createDecoder()); | 478 OwnPtr<GIFImageDecoder> testDecoder(createDecoder()); |
479 testDecoder->setData(testData.get(), true); | 479 testDecoder->setData(testData.get(), true); |
480 EXPECT_EQ(1u, testDecoder->frameCount()); | 480 EXPECT_EQ(1u, testDecoder->frameCount()); |
481 ASSERT_TRUE(testDecoder->frameBufferAtIndex(0)); | 481 ASSERT_TRUE(testDecoder->frameBufferAtIndex(0)); |
482 EXPECT_TRUE(testDecoder->failed()); | 482 EXPECT_TRUE(testDecoder->failed()); |
483 } | 483 } |
484 | 484 |
485 TEST(GIFImageDecoderTest, invalidDisposalMethod) | 485 TEST(GIFImageDecoderTest, invalidDisposalMethod) |
486 { | 486 { |
487 OwnPtr<GIFImageDecoder> decoder = createDecoder(); | 487 OwnPtr<GIFImageDecoder> decoder = createDecoder(); |
488 | 488 |
489 // The image has 2 frames, with disposal method 4 and 5, respectively. | 489 // The image has 2 frames, with disposal method 4 and 5, respectively. |
490 RefPtr<SharedBuffer> data = readFile("/Source/web/tests/data/invalid-disposa
l-method.gif"); | 490 RefPtr<SharedBuffer> data = readFile("/Source/web/tests/data/invalid-disposa
l-method.gif"); |
491 ASSERT_TRUE(data.get()); | 491 ASSERT_TRUE(data.get()); |
492 decoder->setData(data.get(), true); | 492 decoder->setData(data.get(), true); |
493 | 493 |
494 EXPECT_EQ(2u, decoder->frameCount()); | 494 EXPECT_EQ(2u, decoder->frameCount()); |
495 // Disposal method 4 is converted to ImageFrame::DisposeOverwritePrevious. | 495 // Disposal method 4 is converted to ImageFrame::DisposeOverwritePrevious. |
496 EXPECT_EQ(ImageFrame::DisposeOverwritePrevious, decoder->frameBufferAtIndex(
0)->disposalMethod()); | 496 EXPECT_EQ(ImageFrame::DisposeOverwritePrevious, decoder->frameBufferAtIndex(
0)->disposalMethod()); |
497 // Disposal method 5 is ignored. | 497 // Disposal method 5 is ignored. |
498 EXPECT_EQ(ImageFrame::DisposeNotSpecified, decoder->frameBufferAtIndex(1)->d
isposalMethod()); | 498 EXPECT_EQ(ImageFrame::DisposeNotSpecified, decoder->frameBufferAtIndex(1)->d
isposalMethod()); |
499 } | 499 } |
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