mirror of https://github.com/SixLabors/ImageSharp
James Jackson-South
2 years ago
15 changed files with 84 additions and 14 deletions
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// Copyright (c) Six Labors.
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// Licensed under the Six Labors Split License.
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using SixLabors.ImageSharp.ColorProfiles; |
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namespace SixLabors.ImageSharp.Tests.ColorProfiles; |
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/// <summary>
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/// Tests <see cref="CieXyz"/>-<see cref="CieLch"/> conversions.
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/// </summary>
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public class CieXyzAndCieLchConversionTests |
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{ |
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private static readonly ApproximateColorProfileComparer Comparer = new(.0002f); |
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[Theory] |
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[InlineData(0, 0, 0, 0, 0, 0)] |
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[InlineData(0.360555, 0.936901, 0.1001514, 97.50697, 161.235321, 143.157)] |
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public void Convert_CieXyz_to_CieLch(float x, float y, float yl, float l, float c, float h) |
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{ |
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// Arrange
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CieXyz input = new(x, y, yl); |
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CieLch expected = new(l, c, h); |
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ColorProfileConverter converter = new(); |
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Span<CieXyz> inputSpan = new CieXyz[5]; |
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inputSpan.Fill(input); |
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Span<CieLch> actualSpan = new CieLch[5]; |
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// Act
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CieLch actual = converter.Convert<CieXyz, CieLch>(input); |
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converter.Convert<CieXyz, CieLch>(inputSpan, actualSpan); |
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// Assert
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Assert.Equal(expected, actual, Comparer); |
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for (int i = 0; i < actualSpan.Length; i++) |
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{ |
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Assert.Equal(expected, actualSpan[i], Comparer); |
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} |
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} |
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[Theory] |
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[InlineData(0, 0, 0, 0, 0, 0)] |
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[InlineData(97.50697, 161.235321, 143.157, 0.3605551, 0.936901, 0.1001514)] |
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public void Convert_CieLch_to_CieXyz(float l, float c, float h, float x, float y, float yl) |
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{ |
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// Arrange
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CieLch input = new(l, c, h); |
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CieXyz expected = new(x, y, yl); |
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ColorProfileConverter converter = new(); |
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Span<CieLch> inputSpan = new CieLch[5]; |
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inputSpan.Fill(input); |
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Span<CieXyz> actualSpan = new CieXyz[5]; |
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// Act
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CieXyz actual = converter.Convert<CieLch, CieXyz>(input); |
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converter.Convert<CieLch, CieXyz>(inputSpan, actualSpan); |
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// Assert
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Assert.Equal(expected, actual, Comparer); |
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for (int i = 0; i < actualSpan.Length; i++) |
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{ |
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Assert.Equal(expected, actualSpan[i], Comparer); |
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} |
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} |
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} |
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