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implementing unit tests for scheme colors; showing how to create a scheme from a primary color
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4 files changed

+115
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‎Directory.packages.props‎

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@@ -32,5 +32,6 @@
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<PackageVersion Include="System.Memory" Version="4.6.3" />
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<PackageVersion Include="System.ValueTuple" Version="4.6.1" />
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<PackageVersion Include="Polyfill" Version="8.8.1" />
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<PackageVersion Include="Shouldly" Version="4.3.0" />
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</ItemGroup>
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</Project>

‎src/MaterialDesign3.MaterialColorUtilities/DynamicColor/DynamicColor.cs‎

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@@ -140,6 +140,11 @@ public int GetArgb(DynamicScheme scheme)
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return (argb & 0x00ffffff) | (alpha << 24);
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}
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#if WPF
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public System.Windows.Media.Color GetColor(DynamicScheme scheme)
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=> ColorUtils.ColorFromArgb(GetArgb(scheme));
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#endif
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public Hct GetHct(DynamicScheme scheme)
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{
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if (hctCache.TryGetValue(scheme, out var cached))
@@ -320,4 +325,4 @@ private void ValidateExtendedColor(SpecVersion specVersion, DynamicColor extende
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}
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}
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}
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}
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}

‎tests/MaterialColorUtilities.Tests/DynamicSchemeTests.cs‎

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using System.Runtime.Serialization;
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using System.Windows.Media;
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namespace MaterialColorUtilities.Tests;
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@@ -65,4 +65,109 @@ public async Task RotationGreaterThan360_Wraps()
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// 43 + 480 = 523 -> 163 after sanitize/wrap
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await Assert.That(hue).IsEqualTo(163.0).Within(1.0);
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}
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#if WPF
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/// <summary>
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/// Shows how te crate a theme from a primary color.
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/// </summary>
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[Test]
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public async Task CreateThemeFromColor()
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{
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var mdc = new MaterialDynamicColors();
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var primaryColorHct = Hct.FromInt(ColorUtils.ArgbFromColor(Color.FromArgb(0xff, 0x6a, 0x9c, 0x59)));
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var scheme = new SchemeContent(
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primaryColorHct,
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isDark: true,
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contrastLevel : 0.5,
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SpecVersion.Spec2025,
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Platform.Phone);
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scheme.ShouldSatisfyAllConditions(
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// Main Palettes
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() => mdc.PrimaryPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x52, 0x83, 0x43)),
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() => mdc.SecondaryPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x68, 0x7D, 0x5E)),
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() => mdc.TertiaryPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x2B, 0x9F, 0x94)),
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() => mdc.NeutralPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x75, 0x78, 0x71)),
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() => mdc.NeutralVariantPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x72, 0x79, 0x6C)),
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() => mdc.ErrorPaletteKeyColor.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xDE, 0x37, 0x30)),
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// Surfaces [S]
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() => mdc.Background.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x11, 0x14, 0x0F)),
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() => mdc.OnBackground.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xE1, 0xE3, 0xDB)),
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() => mdc.Surface.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x11, 0x14, 0x0F)),
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() => mdc.SurfaceDim.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x11, 0x14, 0x0F)),
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() => mdc.SurfaceBright.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x42, 0x45, 0x3F)),
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() => mdc.SurfaceContainerLowest.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x06, 0x08, 0x05)),
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() => mdc.SurfaceContainerLow.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x1B, 0x1E, 0x19)),
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() => mdc.SurfaceContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x26, 0x29, 0x23)),
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() => mdc.SurfaceContainerHigh.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x30, 0x33, 0x2E)),
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() => mdc.SurfaceContainerHighest.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x3C, 0x3F, 0x39)),
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() => mdc.OnSurface.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF)),
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() => mdc.SurfaceVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x42, 0x49, 0x3E)),
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() => mdc.OnSurfaceVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xD8, 0xDF, 0xCF)),
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() => mdc.Outline.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xAD, 0xB4, 0xA6)),
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() => mdc.OutlineVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x8B, 0x93, 0x85)),
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() => mdc.InverseSurface.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xE1, 0xE3, 0xDB)),
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() => mdc.InverseOnSurface.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x28, 0x2B, 0x25)),
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() => mdc.Shadow.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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() => mdc.Scrim.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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() => mdc.SurfaceTint.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x9F, 0xD5, 0x8B)),
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// Primaries [P]
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() => mdc.Primary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xB5, 0xEB, 0x9F)),
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() => mdc.PrimaryDim?.GetColor(scheme).ShouldBe(Color.FromArgb(0x00, 0x00, 0x00, 0x00)),
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() => mdc.OnPrimary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x04, 0x2D, 0x00)),
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() => mdc.PrimaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x6B, 0x9D, 0x5A)),
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() => mdc.OnPrimaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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() => mdc.PrimaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xBB, 0xF1, 0xA5)),
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() => mdc.PrimaryFixedDim.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x9F, 0xD5, 0x8B)),
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() => mdc.OnPrimaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x01, 0x16, 0x00)),
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() => mdc.OnPrimaryFixedVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x10, 0x3F, 0x06)),
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() => mdc.InversePrimary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x24, 0x52, 0x18)),
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// Secondaries [Q]
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() => mdc.Secondary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xCC, 0xE3, 0xBF)),
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() => mdc.SecondaryDim?.GetColor(scheme).ShouldBe(Color.FromArgb(0x00, 0x00, 0x00, 0x00)),
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() => mdc.OnSecondary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x18, 0x2A, 0x12)),
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() => mdc.SecondaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x81, 0x97, 0x77)),
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() => mdc.OnSecondaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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// Secondary Fixed [QF]
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() => mdc.SecondaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xD2, 0xE9, 0xC5)),
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() => mdc.SecondaryFixedDim.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xB7, 0xCD, 0xAA)),
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() => mdc.OnSecondaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x05, 0x15, 0x02)),
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() => mdc.OnSecondaryFixedVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x28, 0x3B, 0x22)),
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// Tertiaries [T]
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() => mdc.Tertiary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x85, 0xEE, 0xE1)),
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() => mdc.TertiaryDim?.GetColor(scheme).ShouldBe(Color.FromArgb(0x00, 0x00, 0x00, 0x00)),
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() => mdc.OnTertiary.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x2B, 0x27)),
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() => mdc.TertiaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x2D, 0xA1, 0x96)),
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() => mdc.OnTertiaryContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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// Tertiary Fixed [TF]
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() => mdc.TertiaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x8B, 0xF5, 0xE8)),
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() => mdc.TertiaryFixedDim.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x6E, 0xD8, 0xCC)),
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() => mdc.OnTertiaryFixed.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x15, 0x12)),
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() => mdc.OnTertiaryFixedVariant.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x3E, 0x38)),
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// Errors [E]
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() => mdc.Error.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xFF, 0xD2, 0xCC)),
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() => mdc.ErrorDim?.GetColor(scheme).ShouldBe(Color.FromArgb(0x00, 0x00, 0x00, 0x00)),
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() => mdc.OnError.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x54, 0x00, 0x03)),
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() => mdc.ErrorContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xFF, 0x54, 0x49)),
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() => mdc.OnErrorContainer.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x00, 0x00, 0x00)),
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// Android-only
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() => mdc.ControlActivated.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x23, 0x51, 0x17)),
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() => mdc.ControlNormal.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0xC2, 0xC9, 0xBA)),
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() => mdc.ControlHighlight.GetColor(scheme).ShouldBe(Color.FromArgb(0x33, 0xFF, 0xFF, 0xFF)),
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() => mdc.TextPrimaryInverse.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x19, 0x1C, 0x17)),
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() => mdc.TextSecondaryAndTertiaryInverse.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x42, 0x49, 0x3E)),
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() => mdc.TextPrimaryInverseDisableOnly.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x19, 0x1C, 0x17)),
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() => mdc.TextSecondaryAndTertiaryInverseDisabled.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x19, 0x1C, 0x17)),
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() => mdc.TextHintInverse.GetColor(scheme).ShouldBe(Color.FromArgb(0xFF, 0x19, 0x1C, 0x17)));
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await Task.CompletedTask;
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}
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#endif
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}

‎tests/MaterialColorUtilities.Tests/MaterialColorUtilities.Tests.csproj‎

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<PackageReference Include="System.Net.Http" />
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<PackageReference Include="System.Text.RegularExpressions" />
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<PackageReference Include="TUnit" />
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<PackageReference Include="Shouldly" />
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</ItemGroup>
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<ItemGroup>
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<Using Include="TUnit.Assertions.AssertConditions.Throws" />
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<Using Include="TUnit.Core.Executors" />
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<Using Include="TUnit.Assertions" />
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<Using Include="Shouldly" />
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</ItemGroup>
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</Project>

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