public void Hsl()
{
RgbColor rgb1 = RgbColor.Parse("hsl(0, 100%, 50%)");
RgbColor rgb2 = RgbColor.Parse("hsl(0, 100%, 100%)");
Assert.AreEqual(3.99, rgb1.GetContrast(rgb2));
}
public void NamedColor()
{
RgbColor rgb1 = RgbColor.Parse("papayawhip");
RgbColor rgb2 = RgbColor.Parse("white");
Assert.AreEqual(1.13, rgb1.GetContrast(rgb2));
}
public void Hsla()
{
RgbColor rgb1 = RgbColor.Parse("hsla(250, 100%, 50%, 0.2)");
RgbColor rgb2 = RgbColor.Parse("hsla(0, 100%, 100%, 1)");
Assert.AreEqual(8.27, rgb1.GetContrast(rgb2));
}
public void Rgb()
{
RgbColor rgb1 = RgbColor.Parse("rgb(204,205,100)");
RgbColor rgb2 = RgbColor.Parse("rgb(0,0,0)");
Assert.AreEqual(12.48, rgb1.GetContrast(rgb2));
}
public void Rgba()
{
RgbColor rgb1 = RgbColor.Parse("rgba(101,100,205,0.7)");
RgbColor rgb2 = RgbColor.Parse("rgba(0,0,0,1)");
Assert.AreEqual(4.26, rgb1.GetContrast(rgb2));
}
public void Hex()
{
RgbColor rgb1 = RgbColor.Parse("#444");
RgbColor rgb2 = RgbColor.Parse("#fff");
Assert.AreEqual(9.72, rgb1.GetContrast(rgb2));
}
public void Parse()
{
foreach (HtmlColorSample sample in HtmlColorSamples.All)
{
Assert.AreEqual(sample.Rgb.Css, RgbColor.Parse(sample.Hex).ToCss(), sample.Name);
}
}
public void Hex8Bit()
{
RgbColor rgb1 = RgbColor.Parse("#6564CDB3");
RgbColor rgb2 = RgbColor.Parse("#ffffff");
Assert.AreEqual(4.93, rgb1.GetContrast(rgb2));
}
public void Hex4Bit()
{
RgbColor rgb1 = RgbColor.Parse("#0f08");
RgbColor rgb2 = RgbColor.Parse("#000");
Assert.AreEqual(15.3, rgb1.GetContrast(rgb2));
}
public void Parse()
{
RgbColor rgb1 = RgbColor.Parse("#fff");
RgbColor rgb2 = RgbColor.Parse("#ffffff");
RgbColor rgb3 = RgbColor.Parse("#ffffffff");
RgbColor rgb4 = RgbColor.Parse("#ffffff80");
RgbColor rgb5 = RgbColor.Parse("#ffffff00");
Assert.AreEqual(255, rgb1.Red, "Color 1: Red");
Assert.AreEqual(255, rgb1.Green, "Color 1: Green");
Assert.AreEqual(255, rgb1.Blue, "Color 1: Blue");
Assert.AreEqual("1.00", rgb1.Alpha.ToString("N2"), "Color 1: Alpha");
Assert.AreEqual(255, rgb2.Red, "Color 2: Red");
Assert.AreEqual(255, rgb2.Green, "Color 2: Green");
Assert.AreEqual(255, rgb2.Blue, "Color 2: Blue");
Assert.AreEqual("1.00", rgb2.Alpha.ToString("N2"), "Color 2: Alpha");
Assert.AreEqual(255, rgb3.Red, "Color 3: Red");
Assert.AreEqual(255, rgb3.Green, "Color 3: Green");
Assert.AreEqual(255, rgb3.Blue, "Color 3: Blue");
Assert.AreEqual("1.00", rgb3.Alpha.ToString("N2"), "Color 3: Alpha");
Assert.AreEqual(255, rgb4.Red, "Color 4: Red");
Assert.AreEqual(255, rgb4.Green, "Color 4: Green");
Assert.AreEqual(255, rgb4.Blue, "Color 4: Blue");
Assert.AreEqual("0.50", rgb4.Alpha.ToString("N2"), "Color 4: Alpha");
Assert.AreEqual(255, rgb5.Red, "Color 5: Red");
Assert.AreEqual(255, rgb5.Green, "Color 5: Green");
Assert.AreEqual(255, rgb5.Blue, "Color 5: Blue");
Assert.AreEqual("0.00", rgb5.Alpha.ToString("N2"), "Color 5: Alpha");
}
public void Mix4Bit()
{
RgbColor rgb = RgbColor.Parse("#FF00007F");
RgbColor rgb2 = RgbColor.Parse("#0f08");
RgbColor mix = rgb.Mix(rgb2, 0.5);
Assert.AreEqual("rgba(123,131,0,0.515)", mix.ToString());
}
public void MixRgba()
{
RgbColor rgb = RgbColor.Parse("rgba(255, 0, 0, 0.5)");
RgbColor rgb2 = RgbColor.Parse("#00f");
RgbColor mix = rgb.Mix(rgb2, 0.5);
Assert.AreEqual("rgba(63,0,191,0.75)", mix.ToString());
}
public void Mix2ColorsWith25()
{
RgbColor rgb = RgbColor.Parse("#f00");
RgbColor rgb2 = RgbColor.Parse("#00f");
RgbColor mix = rgb.Mix(rgb2, 0.25);
Assert.AreEqual("#3f00bf", mix.ToString());
}
public void FromHsl()
{
RgbColor rgb = RgbColor.Parse("hsl(210,10%,4%)");
Assert.AreEqual(9, rgb.Red);
Assert.AreEqual(10, rgb.Green);
Assert.AreEqual(11, rgb.Blue);
}
public void ColorName()
{
RgbColor rgb = RgbColor.Parse("white");
Assert.AreEqual(255, rgb.Red);
Assert.AreEqual(255, rgb.Green);
Assert.AreEqual(255, rgb.Blue);
}
public void FromReducedHex()
{
RgbColor rgb = RgbColor.Parse("#45a");
Assert.AreEqual(68, rgb.Red);
Assert.AreEqual(85, rgb.Green);
Assert.AreEqual(170, rgb.Blue);
}
public void FromHex()
{
RgbColor rgb = RgbColor.Parse("#Ff43AE");
Assert.AreEqual(255, rgb.Red);
Assert.AreEqual(67, rgb.Green);
Assert.AreEqual(174, rgb.Blue);
}
public void FromRgb()
{
RgbColor rgb = RgbColor.Parse("rgb(174, 67, 255)");
Assert.AreEqual(174, rgb.Red);
Assert.AreEqual(67, rgb.Green);
Assert.AreEqual(255, rgb.Blue);
}
public void FromRgba()
{
RgbColor rgb = RgbColor.Parse("rgba(174, 67, 255, 0.6)");
Assert.AreEqual(174, rgb.Red);
Assert.AreEqual(67, rgb.Green);
Assert.AreEqual(255, rgb.Blue);
Assert.AreEqual(0.6d, rgb.Alpha);
}
public void FromHex4Bit()
{
RgbColor rgb = RgbColor.Parse("#0f08");
Assert.AreEqual(0, rgb.Red);
Assert.AreEqual(255, rgb.Green);
Assert.AreEqual(0, rgb.Blue);
Assert.AreEqual(0.53d, rgb.Alpha);
}
public void FromHsla()
{
RgbColor rgb = RgbColor.Parse("hsla( 210 , 10% , 40% , 0.75 )");
Assert.AreEqual(92, rgb.Red);
Assert.AreEqual(102, rgb.Green);
Assert.AreEqual(112, rgb.Blue);
Assert.AreEqual(0.75d, rgb.Alpha);
}
public void Hsla()
{
RgbColor rgb1 = RgbColor.Parse("hsla(250, 100%, 50%, 0.2)");
RgbColor rgb2 = RgbColor.Parse("hsla(0, 100%, 100%, 1)");
ContrastScore expected = new ContrastScore {
AA = true, AALarge = true, AAA = true, AAALarge = true
};
ContrastScore actual = rgb1.MeetsContrastGuidelines(rgb2);
Assert.AreEqual(expected.AA, actual.AA);
Assert.AreEqual(expected.AALarge, actual.AALarge);
Assert.AreEqual(expected.AAA, actual.AAA);
Assert.AreEqual(expected.AAALarge, actual.AAALarge);
}
public void Rgb()
{
RgbColor rgb1 = RgbColor.Parse("rgb(204,205,100)");
RgbColor rgb2 = RgbColor.Parse("rgb(0,0,0)");
ContrastScore expected = new ContrastScore {
AA = true, AALarge = true, AAA = true, AAALarge = true
};
ContrastScore actual = rgb1.MeetsContrastGuidelines(rgb2);
Assert.AreEqual(expected.AA, actual.AA);
Assert.AreEqual(expected.AALarge, actual.AALarge);
Assert.AreEqual(expected.AAA, actual.AAA);
Assert.AreEqual(expected.AAALarge, actual.AAALarge);
}
public void Hex()
{
RgbColor rgb1 = RgbColor.Parse("#444");
RgbColor rgb2 = RgbColor.Parse("#fff");
ContrastScore expected = new ContrastScore {
AA = true, AALarge = true, AAA = true, AAALarge = true
};
ContrastScore actual = rgb1.MeetsContrastGuidelines(rgb2);
Assert.AreEqual(expected.AA, actual.AA);
Assert.AreEqual(expected.AALarge, actual.AALarge);
Assert.AreEqual(expected.AAA, actual.AAA);
Assert.AreEqual(expected.AAALarge, actual.AAALarge);
}
public void Rgba()
{
RgbColor rgb1 = RgbColor.Parse("rgba(101,100,205,0.7)");
RgbColor rgb2 = RgbColor.Parse("rgba(0,0,0,1)");
ContrastScore expected = new ContrastScore {
AA = false, AALarge = true, AAA = false, AAALarge = false
};
ContrastScore actual = rgb1.MeetsContrastGuidelines(rgb2);
Assert.AreEqual(expected.AA, actual.AA);
Assert.AreEqual(expected.AALarge, actual.AALarge);
Assert.AreEqual(expected.AAA, actual.AAA);
Assert.AreEqual(expected.AAALarge, actual.AAALarge);
}
public void NamedColor()
{
RgbColor rgb1 = RgbColor.Parse("papayawhip");
RgbColor rgb2 = RgbColor.Parse("black");
ContrastScore expected = new ContrastScore {
AA = true, AALarge = true, AAA = true, AAALarge = true
};
ContrastScore actual = rgb1.MeetsContrastGuidelines(rgb2);
Assert.AreEqual(expected.AA, actual.AA);
Assert.AreEqual(expected.AALarge, actual.AALarge);
Assert.AreEqual(expected.AAA, actual.AAA);
Assert.AreEqual(expected.AAALarge, actual.AAALarge);
}
public void Hex()
{
RgbColor rgb = RgbColor.Parse("#00f").Shade(0.25);
Assert.AreEqual("#0000bf", rgb.ToString());
}
public void OpacifyFff()
{
RgbColor rgb = RgbColor.Parse("#fff").Opacify(0.1);
Assert.AreEqual("#fff", rgb.ToString());
}
public void Hex8Bit()
{
RgbColor rgb = RgbColor.Parse("#000fffcc").Shade(0.25);
Assert.AreEqual("rgba(0,10,170,0.95)", rgb.ToString());
}
public void Hex4Bit()
{
RgbColor rgb = RgbColor.Parse("#0f08").Shade(0.25);
Assert.AreEqual("rgba(0,132,0,0.8825000000000001)", rgb.ToString());
}
