def test_is_power_of_2_non_powers_of_2(num): assert not util.is_power_of_2(num)
def test_is_power_of_2_powers_of_2(num): assert util.is_power_of_2(num)
def test_is_power_of_2_non_powers_of_2(num): assert not util.is_power_of_2(num)
def test_is_power_of_2_powers_of_2(num): assert util.is_power_of_2(num)