diff --git a/tests/ImageSharp.Tests/Formats/Png/PngEncoderTests.Chunks.cs b/tests/ImageSharp.Tests/Formats/Png/PngEncoderTests.Chunks.cs index 30a6847029..ede4ec1ccc 100644 --- a/tests/ImageSharp.Tests/Formats/Png/PngEncoderTests.Chunks.cs +++ b/tests/ImageSharp.Tests/Formats/Png/PngEncoderTests.Chunks.cs @@ -302,6 +302,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png { PngChunkType.Header, PngChunkType.Gamma, + PngChunkType.EmbeddedColorProfile, PngChunkType.Palette, PngChunkType.InternationalText, PngChunkType.Text, diff --git a/tests/ImageSharp.Tests/Formats/Png/PngMetadataTests.cs b/tests/ImageSharp.Tests/Formats/Png/PngMetadataTests.cs index fd39a828f9..d0ae61fd4c 100644 --- a/tests/ImageSharp.Tests/Formats/Png/PngMetadataTests.cs +++ b/tests/ImageSharp.Tests/Formats/Png/PngMetadataTests.cs @@ -17,7 +17,7 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png public class PngMetadataTests { public static readonly TheoryData RatioFiles = - new TheoryData + new() { { TestImages.Png.Splash, 11810, 11810, PixelResolutionUnit.PixelsPerMeter }, { TestImages.Png.Ratio1x4, 1, 4, PixelResolutionUnit.AspectRatio }, @@ -222,6 +222,33 @@ namespace SixLabors.ImageSharp.Tests.Formats.Png } } + [Theory] + [WithFile(TestImages.Png.PngWithMetadata, PixelTypes.Rgba32)] + public void Encode_PreservesColorProfile(TestImageProvider provider) + where TPixel : unmanaged, IPixel + { + using (Image input = provider.GetImage(new PngDecoder())) + { + ImageSharp.Metadata.Profiles.Icc.IccProfile expectedProfile = input.Metadata.IccProfile; + byte[] expectedProfileBytes = expectedProfile.ToByteArray(); + + using (var memStream = new MemoryStream()) + { + input.Save(memStream, new PngEncoder()); + + memStream.Position = 0; + using (var output = Image.Load(memStream)) + { + ImageSharp.Metadata.Profiles.Icc.IccProfile actualProfile = output.Metadata.IccProfile; + byte[] actualProfileBytes = actualProfile.ToByteArray(); + + Assert.NotNull(actualProfile); + Assert.Equal(expectedProfileBytes, actualProfileBytes); + } + } + } + } + [Theory] [MemberData(nameof(RatioFiles))] public void Identify_VerifyRatio(string imagePath, int xResolution, int yResolution, PixelResolutionUnit resolutionUnit)