def test_case_8(self): response = main_cust.discount(False, False, False) self.assertEqual(response, 0)
def test_case_2(self): response = main_cust.discount(True, True, False) self.assertEqual(response, None)
def test_case_5(self): response = main_cust.discount(False, True, True) self.assertEqual(response, 30)