def test_method_not_empty(self):
test_cart_instance = Cart()
test_rental = {"Type": "Hour", "Time": 2}
test_cart_instance.Rentals = [
test_rental,
]
return self.assertFalse(
test_cart_instance.empty(),
"Cart shouldn't be empty if we just added test_rental.")
def test_price_list(self):
test_cart_instance = Cart()
price_list = {"Hour": 5, "Day": 15, "Month": 60}
test_rental = {"Type": "Day", "Time": 2}
test_cart_instance.Rentals = [test_rental] * 2
output_prices = []
final_price = test_cart_instance.calculate_price(
price_list, output_prices)
for price in output_prices:
self.assertEqual(30, price)
self.assertEqual(60, final_price)
return
def test_output_prices(self):
test_cart_instance = Cart()
price_list = {"Hour": 5, "Day": 15, "Month": 60}
test_rental = {"Type": "Day", "Time": 2}
test_cart_instance.Rentals = [test_rental] * 3
output_prices = []
final_price = test_cart_instance.calculate_price(
price_list, output_prices)
raw_price = sum([
x["Time"] * price_list[x["Type"]]
for x in test_cart_instance.Rentals
])
return self.assertEqual(raw_price, sum(output_prices))
def test_family_discount(self):
test_cart_instance = Cart()
price_list = {"Hour": 5, "Day": 15, "Month": 60}
test_rental = {"Type": "Day", "Time": 2}
test_cart_instance.Rentals = [test_rental] * 3
output_prices = []
final_price = test_cart_instance.calculate_price(
price_list, output_prices)
raw_price = sum([
x["Time"] * price_list[x["Type"]]
for x in test_cart_instance.Rentals
])
self.assertLess(final_price, raw_price)
return self.assertTrue(final_price == raw_price - raw_price * .3)
def test_method_empty(self):
test_cart_instance = Cart()
test_cart_instance.Rentals = {}
return self.assertTrue(test_cart_instance.empty(),
"Cart should be empty when it's just created.")