diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/extras/dec/color_description_test.cc')
-rw-r--r-- | third_party/jpeg-xl/lib/extras/dec/color_description_test.cc | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/extras/dec/color_description_test.cc b/third_party/jpeg-xl/lib/extras/dec/color_description_test.cc new file mode 100644 index 0000000000..e6e34f0edf --- /dev/null +++ b/third_party/jpeg-xl/lib/extras/dec/color_description_test.cc @@ -0,0 +1,37 @@ +// Copyright (c) the JPEG XL Project Authors. All rights reserved. +// +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "lib/extras/dec/color_description.h" + +#include "lib/jxl/color_encoding_internal.h" +#include "lib/jxl/test_utils.h" +#include "lib/jxl/testing.h" + +namespace jxl { + +// Verify ParseDescription(Description) yields the same ColorEncoding +TEST(ColorDescriptionTest, RoundTripAll) { + for (const auto& cdesc : test::AllEncodings()) { + const ColorEncoding c_original = test::ColorEncodingFromDescriptor(cdesc); + const std::string description = Description(c_original); + printf("%s\n", description.c_str()); + + JxlColorEncoding c_external = {}; + EXPECT_TRUE(ParseDescription(description, &c_external)); + ColorEncoding c_internal; + EXPECT_TRUE(c_internal.FromExternal(c_external)); + EXPECT_TRUE(c_original.SameColorEncoding(c_internal)) + << "Where c_original=" << c_original + << " and c_internal=" << c_internal; + } +} + +TEST(ColorDescriptionTest, NanGamma) { + const std::string description = "Gra_2_Per_gnan"; + JxlColorEncoding c; + EXPECT_FALSE(ParseDescription(description, &c)); +} + +} // namespace jxl |