def test_can_set_color_component_by_name():
c = Color("red")
c.green = 255
assert c.components == (255, 255, 0)
c = Color("red")
c.green = 1.0
assert c.components == (255, 255, 0)
def test_color_name_is_reset_on_any_change():
c = Color("red")
assert c.name == "red"
c.green = 255
assert not c.name
c = Color("red")
c[1] = 1.0
assert not c.name
c = Color("red")
c.components = (0, 1, 0)
assert not c.name