def test_raises_out_of_stock_exception_if_cannot_add():
product = Product("pref", "WHEAT-1-GALLON", 11, 11, 'CHAKRI ATTA', 2)
cart = Cart(sku="WHEAT-1-GALLON", products=[product])
cart.add(CartItem("item1", "WHEAT-1-GALLON", 11))
with pytest.raises(OutOfStock, match="WHEAT-1-GALLON"):
cart.add(CartItem("item2", "WHEAT-1-GALLON", 1))
def test_increments_version_number():
item = CartItem("iref", "RICE-1-GALLON", 4)
cart = Cart(sku="RICE-1-GALLON",
products=[
Product("p1", "RICE-1-GALLON", 10, 11, 'SONAMASURI RICE',
2)
])
cart.version_number = 7
cart.add(item)
assert cart.version_number == 8
def test_returns_added_product_ref():
more_quantity_product = Product("pref", "RICE-1-GALLON", 11, 5,
'SONA MASURI', 2)
less_quantity_product = Product("pref", "RICE-1-GALLON", 3, 3, 'NIRAPARA',
2)
item = CartItem("iref", "RICE-1-GALLON", 4)
cart = Cart(sku="RICE-1-GALLON",
products=[more_quantity_product, less_quantity_product])
adds = cart.add(item)
assert adds == more_quantity_product.reference
def test_prefers_more_maxAllowedPurchaseQty_products():
more_maxAllowed_product = Product("pref", "RICE-1-GALLON", 11, 5,
'SONA MASURI', 2)
less_maxAllowed_product = Product("pref", "RICE-1-GALLON", 3, 1,
'NIRAPARA', 2)
cart = Cart(sku="RICE-1-GALLON",
products=[more_maxAllowed_product, less_maxAllowed_product])
item = CartItem("iref", "RICE-1-GALLON", 4)
cart.add(item)
assert more_maxAllowed_product.available_quantity == 7
assert less_maxAllowed_product.available_quantity == 3
def add(itemid: str, sku: str, qty: int,uow: unit_of_work.AbstractUnitOfWork) -> str:
item = CartItem(itemid, sku, qty)
with uow:
print(sku)
cart = uow.carts.get(sku=item.sku)
print('IN GET')
print(cart)
if cart is None:
raise InvalidSku(f"Invalid sku {item.sku}")
productref = cart.add(item)
uow.commit()
return productref
def test_adding_to_a_product_reduces_the_available_quantity():
product = Product("oref", "WHEAT-1-GALLON", 10, 5, 'CHAKRI ATTA' , 16)
item = CartItem("iref", "WHEAT-1-GALLON", 2)
product.add(item)
assert product.available_quantity == 8
def test_cannot_add_if_skus_do_not_match():
product = Product("product-001", "WHEAT-1-GALLON", 10, 5, 'CHAKRI ATTA' , 16)
different_sku_item = CartItem("item-123", "RICE-1-GALLON", 2)
assert product.can_add(different_sku_item) is False
def make_product_and_item(sku, product_qty, product_max_allowed_qty, product_brand, product_price, item_qty):
return (
Product("product-001", sku, product_qty, product_max_allowed_qty, product_brand, product_price ),
CartItem("item-123", sku, item_qty),
)