def test_values_bump():
func = ValuesFunction([0, 5, 10])
with pytest.raises(ValueError):
func.bump(10)
def test_values_bump():
func = ValuesFunction([0, 5, 10])
assert func.bump(0) == 5
def test_values_init_w_incorrect_first_value():
with pytest.raises(ValueError):
func = ValuesFunction([0, 1, 2], first_value=3)
def test_values_init_w_empty_values():
with pytest.raises(ValueError):
func = ValuesFunction([])
def test_values_init_w_correct_optional_and_first_value():
func = ValuesFunction([0, 1, 2], optional_value=0, first_value=1)
assert func.optional_value == 0
assert func.first_value == 1
def test_values_init():
func = ValuesFunction([0, 1, 2])
assert func.optional_value == 0
assert func.first_value == 0