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Tests/LibGfx: Consolidate jbig2 decode tests

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Removes some duplication, and makes it easier to add additional tests.
No behavior change.
This commit is contained in:
Nico Weber 2024-03-20 18:04:18 -04:00 committed by Andreas Kling
parent 4329983cde
commit 576bc0e55b
1 changed files with 14 additions and 24 deletions
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38
Tests/LibGfx/TestImageDecoder.cpp
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@ -336,38 +336,28 @@ TEST_CASE(test_jbig2_white_47x23)
EXPECT_EQ(pixel, Gfx::Color(Gfx::Color::White).value());
}
TEST_CASE(test_jbig2_generic_region_arithmetic_code)
TEST_CASE(test_jbig2_decode)
{
auto file = TRY_OR_FAIL(Core::MappedFile::map(TEST_INPUT("jbig2/bitmap.jbig2"sv)));
EXPECT(Gfx::JBIG2ImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = TRY_OR_FAIL(Gfx::JBIG2ImageDecoderPlugin::create(file->bytes()));
auto bmp_file = TRY_OR_FAIL(Core::MappedFile::map(TEST_INPUT("bmp/bitmap.bmp"sv)));
auto bmp_plugin_decoder = TRY_OR_FAIL(Gfx::BMPImageDecoderPlugin::create(bmp_file->bytes()));
auto frame = TRY_OR_FAIL(expect_single_frame_of_size(*plugin_decoder, { 399, 400 }));
auto bmp_frame = TRY_OR_FAIL(expect_single_frame_of_size(*bmp_plugin_decoder, { 399, 400 }));
for (int y = 0; y < frame.image->height(); ++y)
for (int x = 0; x < frame.image->width(); ++x)
EXPECT_EQ(frame.image->get_pixel(x, y), bmp_frame.image->get_pixel(x, y));
}
Array test_inputs = {
TEST_INPUT("jbig2/bitmap.jbig2"sv),
TEST_INPUT("jbig2/bitmap-tpgdon.jbig2"sv),
};
TEST_CASE(test_jbig2_generic_region_arithmetic_code_tpgdon)
{
auto file = TRY_OR_FAIL(Core::MappedFile::map(TEST_INPUT("jbig2/bitmap-tpgdon.jbig2"sv)));
EXPECT(Gfx::JBIG2ImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = TRY_OR_FAIL(Gfx::JBIG2ImageDecoderPlugin::create(file->bytes()));
for (auto test_input : test_inputs) {
auto file = TRY_OR_FAIL(Core::MappedFile::map(test_input));
EXPECT(Gfx::JBIG2ImageDecoderPlugin::sniff(file->bytes()));
auto plugin_decoder = TRY_OR_FAIL(Gfx::JBIG2ImageDecoderPlugin::create(file->bytes()));
auto bmp_file = TRY_OR_FAIL(Core::MappedFile::map(TEST_INPUT("bmp/bitmap.bmp"sv)));
auto bmp_plugin_decoder = TRY_OR_FAIL(Gfx::BMPImageDecoderPlugin::create(bmp_file->bytes()));
auto frame = TRY_OR_FAIL(expect_single_frame_of_size(*plugin_decoder, { 399, 400 }));
auto frame = TRY_OR_FAIL(expect_single_frame_of_size(*plugin_decoder, { 399, 400 }));
auto bmp_frame = TRY_OR_FAIL(expect_single_frame_of_size(*bmp_plugin_decoder, { 399, 400 }));
for (int y = 0; y < frame.image->height(); ++y)
for (int x = 0; x < frame.image->width(); ++x)
EXPECT_EQ(frame.image->get_pixel(x, y), bmp_frame.image->get_pixel(x, y));
for (int y = 0; y < frame.image->height(); ++y)
for (int x = 0; x < frame.image->width(); ++x)
EXPECT_EQ(frame.image->get_pixel(x, y), bmp_frame.image->get_pixel(x, y));
}
}
TEST_CASE(test_jbig2_arithmetic_decoder)