def test_is_power_of_two_random_float(self):
for i in range(RANDOM_TEST_ITERATION):
random_float = random.random() * random.randint(
-99999999, 99999999)
assert bit.is_power_of_two(random_float) == self._is_power_of_two_naive(random_float), \
'failed to identify power of 2 for {}'.format(random_float)
def test_is_power_of_two_random_true(self):
for i in range(RANDOM_TEST_ITERATION):
random_int = random.randint(0, 999999999)
assert bit.is_power_of_two(2 ** random_int), \
'failed to identify power of 2 with power = {}'.format(random_int)
def test_is_power_of_two_zero(self):
assert not bit.is_power_of_two(0)
def test_is_power_of_two_one(self):
assert bit.is_power_of_two(1)
def test_is_power_of_two_negative(self):
assert not bit.is_power_of_two(-1)