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Tests: Add a test for grayscale JPEGs with an App14 segment

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See af14ed6b2e for more details.

This test has been created by artificially adding an App14 segment to an
existing grayscale image.
This commit is contained in:
Lucas CHOLLET 2023-07-05 11:19:43 -04:00 committed by Sam Atkins
parent 01910bca39
commit aff38ae80f
Notes: sideshowbarker 2024-07-16 23:05:02 +09:00 
Author: https://github.com/LucasChollet
Commit: https://github.com/SerenityOS/serenity/commit/aff38ae80f
Pull-request: https://github.com/SerenityOS/serenity/pull/19818
Reviewed-by: https://github.com/nico
2 changed files with 10 additions and 0 deletions
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10
Tests/LibGfx/TestImageDecoder.cpp
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@ -187,6 +187,16 @@ TEST_CASE(test_jpeg_empty_icc)
expect_single_frame_of_size(*plugin_decoder, { 80, 80 });
}
TEST_CASE(test_jpeg_grayscale_with_app14)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("jpg/grayscale_app14.jpg"sv)));
EXPECT(Gfx::JPEGImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = MUST(Gfx::JPEGImageDecoderPlugin::create(file->bytes()));
MUST(plugin_decoder->initialize());
expect_single_frame_of_size(*plugin_decoder, { 80, 80 });
}
TEST_CASE(test_pbm)
{
auto file = MUST(Core::MappedFile::map(TEST_INPUT("pnm/buggie-raw.pbm"sv)));

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Tests/LibGfx/test-inputs/jpg/grayscale_app14.jpg Normal file
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