def test_xyz_to_lab(self): assert_items_almost_equal( (0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz(66.9518, 0.4308, 0.7397)) assert_items_almost_equal( (0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz(66.9518, 0.4117, 0.6728, grapefruit.WHITE_REFERENCE["std_D50"]))
def test_xyz_to_lab(self): assert_items_almost_equal((0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz(66.9518, 0.4308, 0.7397)) assert_items_almost_equal((0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz(66.9518, 0.4117, 0.6728, grapefruit.WHITE_REFERENCE["std_D50"]))
def test_xyz_to_lab_tuple(self): assert_items_almost_equal((0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz((66.9518, 0.4308, 0.7397)))
def test_xyz_to_lab_tuple(self): assert_items_almost_equal((0.4890, 0.3657, 0.0449), grapefruit.lab_to_xyz( (66.9518, 0.4308, 0.7397)))