Add test for issue 2456

3 years ago · f558e6f574
4 changed files with 8 additions and 0 deletions
--- a/tests/ImageSharp.Tests/Formats/Tiff/TiffDecoderTests.cs
+++ b/tests/ImageSharp.Tests/Formats/Tiff/TiffDecoderTests.cs
@ -308,6 +308,7 @@ public class TiffDecoderTests : TiffDecoderBaseTester

    [Theory]
    [WithFile(Cmyk, PixelTypes.Rgba32)]
+    [WithFile(CmykLzwPredictor, PixelTypes.Rgba32)]
    public void TiffDecoder_CanDecode_Cmyk<TPixel>(TestImageProvider<TPixel> provider)
        where TPixel : unmanaged, IPixel<TPixel>
    {
--- a/tests/ImageSharp.Tests/TestImages.cs
+++ b/tests/ImageSharp.Tests/TestImages.cs
@ -958,6 +958,7 @@ public static class TestImages

        public const string Cmyk = "Tiff/Cmyk.tiff";
        public const string Cmyk64BitDeflate = "Tiff/cmyk_deflate_64bit.tiff";
+        public const string CmykLzwPredictor = "Tiff/Cmyk-lzw-predictor.tiff";

        public const string Issues1716Rgb161616BitLittleEndian = "Tiff/Issues/Issue1716.tiff";
        public const string Issues1891 = "Tiff/Issues/Issue1891.tiff";
--- a/tests/Images/External/ReferenceOutput/TiffDecoderTests/TiffDecoder_CanDecode_Cmyk_Rgba32_Cmyk-lzw-predictor.png
+++ b/tests/Images/External/ReferenceOutput/TiffDecoderTests/TiffDecoder_CanDecode_Cmyk_Rgba32_Cmyk-lzw-predictor.png
@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:db076491d7afc78cb5de99cb1e7a9c53f891157bf064994c60d453aec75b9c90
+size 512
--- a/tests/Images/Input/Tiff/Cmyk-lzw-predictor.tiff
+++ b/tests/Images/Input/Tiff/Cmyk-lzw-predictor.tiff
@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d322e42dd61c528e91ba9d16310248a4b9a77094a22761dcb9e6f132fc16fe1b
+size 1080