final ColorRGBA clr3D = new ColorRGBA(0, 0, 0, Float.NaN); assertTrue(ColorRGBA.isValid(clr1)); assertFalse(ColorRGBA.isValid(clr2A)); assertFalse(ColorRGBA.isValid(clr2B)); assertFalse(ColorRGBA.isValid(clr2C)); assertFalse(ColorRGBA.isValid(clr2D)); assertFalse(ColorRGBA.isValid(clr3A)); assertFalse(ColorRGBA.isValid(clr3B)); assertFalse(ColorRGBA.isValid(clr3C)); assertFalse(ColorRGBA.isValid(clr3D)); assertTrue(ColorRGBA.isValid(clr3C)); assertFalse(ColorRGBA.isValid(null));