public void CalibratedGray()
{
var whitepoint = new nfloat [] { 1, 2, 3 };
var blackpoint = new nfloat [] { 3, 2, 1 };
var gamma = (nfloat)1;
Assert.Throws <ArgumentNullException> (() => CGColorSpace.CreateCalibratedGray(null, blackpoint, gamma), "null whitepoint");
Assert.Throws <ArgumentException> (() => CGColorSpace.CreateCalibratedGray(new nfloat [0], blackpoint, gamma), "invalid whitepoint0");
Assert.Throws <ArgumentException> (() => CGColorSpace.CreateCalibratedGray(new nfloat [4], blackpoint, gamma), "invalid whitepoint4");
Assert.Throws <ArgumentException> (() => CGColorSpace.CreateCalibratedGray(whitepoint, new nfloat [0], gamma), "invalid blackpoint0");
Assert.Throws <ArgumentException> (() => CGColorSpace.CreateCalibratedGray(whitepoint, new nfloat [4], gamma), "invalid blackpoint4");
using (var space = CGColorSpace.CreateCalibratedGray(whitepoint, blackpoint, gamma)) {
Assert.IsNotNull(space, "all non-null");
}
using (var space = CGColorSpace.CreateCalibratedGray(whitepoint, null, gamma)) {
Assert.IsNotNull(space, "null blackpoint");
}
}
