def test_validate_points_negative_integers():
"""Test negative integers."""
am = AM()
data = [-100, -50, -1]
for dp in data:
with pytest.raises(ValueError):
AM()._validate_point(dp)
def test_discounts(load_data):
"""Test discounting scheme."""
am = AM()
for discount, points in load_data.items():
discount /= 100
for point in points:
assert discount == am.get_discount(point)
def test_validate_points_nonintegers():
"""Test non-integer values."""
am = AM()
gibberish = [[], (0, ), {-1, 0, 1}, AM()]
data = [-1.0, -0.9, 0.0, 0.1, 50.0, 99.9, 100.0, 100.1] + gibberish
for dp in data:
with pytest.raises(TypeError):
AM._validate_point(dp)
def test_has_get_discount():
"""Test hasattr(AM(), 'get_discount')."""
assert hasattr(AM(), "get_discount")
def test_has_validate_point():
"""Test hasattr(AM(), '_validate_point')."""
assert hasattr(AM(), "_validate_point")
def test_machine_str():
"""Test str(machine)."""
assert str(AM()) == repr(AM())
def test_machine_repr():
"""Test repr(machine)."""
assert repr(AM()) == "AM()"
def test_machine_creation2():
"""Test machine creation - no arguments needed."""
with pytest.raises(TypeError):
AM(10)
def test_machine_creation1():
"""Test creation of an automatic machine."""
assert AM()