def test_small_scales_throw_error():
with pytest.raises(ValueError):
scaler.scale_down([], 255)
def test_a_wrap_around_case():
assert scaler.scale_down("ffff", 65535 - 335) == 335
def test_a_random_hash():
m = sha256()
m.update("adfa21341231sdasfc".encode("utf-8"))
assert 256 < scaler.scale_down(m.hexdigest(), 65535) < 65535
def test_scale_a_high_value():
assert scaler.scale_down("ff", 256) == 255
def test_empty_digit_array_throws_error():
with pytest.raises(TypeError):
scaler.scale_down(None, 256)
def get_index(self, item):
function = hashlib.new(self.hashName, item.encode('UTF-8'))
hexhash = function.hexdigest()
return scaler.scale_down(hexhash, self.size)
