def test_floor_div():
some_green = RGB(3, 99, 3)
assert some_green // 3 == RGB(1, 33, 1)
assert RGB(33, 188, 33) // some_green == RGB(11, 1, 11)
def test_monochrome_check():
darkest_gray = RGB(1, 1, 1)
darkest_gray.is_monochrome()
def test_delta_brightness():
print('\n')
print('brightness')
darkest_red = RGB(1, 0, 0)
print(darkest_red.brighter(39))
assert cyan.darker().brighter().brightness(normalise=False) == 254
def test_and_or():
print('\n')
print('& and |')
red = RGB(255, 0, 0)
some_red = red & 3
def test_access_channel():
assert RGB(25, 0, 0)[0] == 25