public void Test_ColourMatrix_Determinant()
{
new ColourMatrix(1, 2, 3, 4, 5, 6, 7, 8, 9).Determinant.Should().Be(0);
new ColourMatrix(1, 2, 6, 3, 9, 4, 7, 8, 5).Determinant.Should().Be(-195);
new ColourMatrix(1, 2, 3, 2, 3, 4, 4, 2, 1).Determinant.Should().Be(-1);
var m = new ColourMatrix(1, 2, 3, 2, 3, 4, 4, 2, 1);
m.Determinant.Should().Be(-1);
m.Determinant.Should().Be(-1, "should be cached when requested a second time");
}
public void Test_ColourMatrix_Construction()
{
var m = new ColourMatrix(1, 2, 3, 4, 5, 6, 7, 8, 9);
m.M11.Should().Be(1);
m.M12.Should().Be(2);
m.M13.Should().Be(3);
m.M21.Should().Be(4);
m.M22.Should().Be(5);
m.M23.Should().Be(6);
m.M31.Should().Be(7);
m.M32.Should().Be(8);
m.M33.Should().Be(9);
}
public static ColourMatrixAssertions Should(this ColourMatrix value) => new ColourMatrixAssertions(value);
