public void ColorF_ToColorD() { var color1 = new ColorF(0.123f, 0.234f, 0.345f, 0.456f); var color2 = color1.ToColorD(); Assert.That(color2, Is.TypeOf(typeof(ColorD))); Assert.That(IsApproximately(color2.Red, 0.123, 0.001)); Assert.That(IsApproximately(color2.Green, 0.234, 0.001)); Assert.That(IsApproximately(color2.Blue, 0.345, 0.001)); Assert.That(IsApproximately(color2.Alpha, 0.456, 0.001)); }