Пример #1
0
def test_cart():
    c = Cart()
    p = Product("widget", 123)
    c.add_product(p, 100)
    item2 = Product("gadget", 45)
    c.add_product(item2, 1)
    assert c.get_total() == 12345  # 100x123=12300 + 1x45=45
    assert len(c.line_items) == 2
    assert c.line_items[0].get_extended_price() == 12300
    assert c.line_items[1].get_extended_price() == 45
    content = str(c)
    assert content.find("widget") != -1
    assert content.find("gadget") != -1
    assert content.find("123") != -1
    assert content.find("12300") != -1
    assert content.find("1") != -1
    assert content.find("45") != -1
    assert content.find("total") != -1
    assert content.find("12345") != -1
    display_cart(c)

    c.remove(2)
    c.update_quantity(1, 200)  # line number and quantity
    content = str(c)
    assert content.find("24600") != -1  # 123x200=24600

    display_cart(c)
Пример #2
0
 def write(cls, fl_cart):
     """Data downloading"""
     with open(fl_cart, 'r') as file_in:
         cart = file_in.readlines()
     new_cart = Cart()
     for prod in cart[1:]:
         prod = Product(prod.strip().split(';'))
         new_cart.add_product(prod)
     return new_cart
Пример #3
0
class Customer:
    __orders = []
    __bank = None
    __amount = 0
    __cart = None

    def __init__(self, name):
        self.__name = name
        self.__cart = Cart(name)

    def get_name(self):
        return self.__name

    def add_product(self, product):
        self.__cart.add_product(product)

    def get_orders(self):
        return self.__orders

    def add_order(self, order):
        self.__orders.append(order)

    def remove_order(self, order):
        self.__orders.remove(order)

    def get_bank(self):
        self.__bank

    def set_bank(self, bank):
        self.__bank = bank

    def get_amount(self):
        return self.__amount

    def set_amount(self, amount):
        self.__amount = amount

    def add_cart(self, cart):
        self.__cart = cart

    def get_cart(self):
        return self.__cart
Пример #4
0
class TestCart(unittest.TestCase):

    def setUp(self):
        self.session = {}
        self.product_one = NonCallableMock(product_id=1, price=1.99)
        self.product_two = NonCallableMock(product_id=2, price=2.49)
        self.cart = Cart(self.session)

    def test_can_add_product(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(
            self.cart.get_cart_item(self.product_one).quantity, 10)

    def test_cannot_add_product_twice(self):
        self.cart.add_product(self.product_one, 13)
        self.assertRaises(
            CartError, lambda: self.cart.add_product(self.product_one, 10))

    def test_remove_product(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.remove_product(self.product_one)
        self.assertEqual(self.cart.num_items, 0)
        self.assertRaises(
            CartError, lambda: self.cart.get_cart_item(self.product_one))

    def test_cannot_remove_product_not_in_cart(self):
        self.assertRaises(
            CartError, lambda: self.cart.remove_product(self.product_one))

    def test_can_calculate_quantity_of_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(self.cart.num_items, 10)
        self.cart.add_product(self.product_two, 15)
        self.assertEqual(self.cart.num_items, 25)

    def test_quantity_of_empty_cart_is_zero(self):
        self.assertEqual(self.cart.num_items, 0)

    def test_can_calculate_subtotal_of_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(self.cart.sub_total, 19.9)
        self.cart.add_product(self.product_two, 15)
        self.assertEqual(self.cart.sub_total, 57.25)

    def test_subtotal_of_empty_cart_is_zero(self):
        self.assertEqual(self.cart.sub_total, 0)

    def test_can_update_quanity(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.update_quantity(self.product_one, 15)
        self.assertEqual(
            self.cart.get_cart_item(self.product_one).quantity, 15)

    def test_cannot_update_quantity_if_not_in_cart(self):
        self.assertRaises(CartError, lambda:
                          self.cart.update_quantity(self.product_one, 10))

    def test_can_save_cart(self):
        self.cart.add_product(self.product_one)
        self.cart.save(self.session)
        self.new_cart = Cart(self.session)
        self.assertEqual(self.cart.cart_items, self.new_cart.cart_items)

    def test_can_reset_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.reset()
        self.assertEqual(self.cart.cart_items, [])
Пример #5
0
        elif choice == '3':
            prod_info = []
            print('Штрих-код продукта:', end=' ')
            s = input()
            prod_info.append(s)
            print('Наименование:', end=' ')
            s = input()
            prod_info.append(s)
            print('Количество:', end=' ')
            s = input()
            prod_info.append(s)
            print('Цена:', end=' ')
            s = input()
            prod_info.append(s)
            cart.add_product(Product(prod_info))
            print('Товар добавлен в корзину.')
            break

        elif choice == '4':
            print('Штрих-код продукта:', end=' ')
            s = input()
            if cart.del_product(s):
                print('Товар не найден.')
            else:
                print('Товар удален.')
            break
        print('Выбор некорректен.')
    print('-' * 100)

    print(POST_MENU)
Пример #6
0
class CartTestCase(unittest.TestCase):
    def setUp(self):
        self.session = {}
        self.product_one = NonCallableMock(product_id=1, price=1.99)
        self.product_two = NonCallableMock(product_id=2, price=2.49)
        self.cart = Cart(self.session)

    def test_can_add_product(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(
            self.cart.get_cart_item(self.product_one).quantity, 10)

    def test_cannot_add_product_twice(self):
        self.cart.add_product(self.product_one, 13)
        self.assertRaises(CartError,
                          lambda: self.cart.add_product(self.product_one, 10))

    def test_remove_product(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.remove_product(self.product_one)
        self.assertEqual(self.cart.num_items, 0)
        self.assertRaises(CartError,
                          lambda: self.cart.get_cart_item(self.product_one))

    def test_cannot_remove_product_not_in_cart(self):
        self.assertRaises(CartError,
                          lambda: self.cart.remove_product(self.product_one))

    def test_can_calculate_quantity_of_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(self.cart.num_items, 10)
        self.cart.add_product(self.product_two, 15)
        self.assertEqual(self.cart.num_items, 25)

    def test_quantity_of_empty_cart_is_zero(self):
        self.assertEqual(self.cart.num_items, 0)

    def test_can_calculate_subtotal_of_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.assertEqual(self.cart.sub_total, 19.9)
        self.cart.add_product(self.product_two, 15)
        self.assertEqual(self.cart.sub_total, 57.25)

    def test_subtotal_of_empty_cart_is_zero(self):
        self.assertEqual(self.cart.sub_total, 0)

    def test_can_update_quanity(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.update_quantity(self.product_one, 15)
        self.assertEqual(
            self.cart.get_cart_item(self.product_one).quantity, 15)

    def test_cannot_update_quantity_if_not_in_cart(self):
        self.assertRaises(
            CartError, lambda: self.cart.update_quantity(self.product_one, 10))

    def test_can_save_cart(self):
        self.cart.add_product(self.product_one)
        self.cart.save(self.session)
        self.new_cart = Cart(self.session)
        self.assertEqual(self.cart.cart_items, self.new_cart.cart_items)

    def test_can_reset_cart(self):
        self.cart.add_product(self.product_one, 10)
        self.cart.reset()
        self.assertEqual(self.cart.cart_items, [])