def test_price_basket_buy_three_get_one_free_applicable():
b = Basket()
b.add(item_name="peas", count=3)
c = {"peas": 2.0}
o = [buy_x_get_y_free("peas", x=3, y=1)]
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 6.0
assert discount == 2.0
assert total == 4.0
def test_price_basket_with_two_identical_items():
b = Basket()
b.add(item_name="peas", count=2)
c = {"peas": 2.01}
o = {}
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 4.02
assert discount == 0
assert total == 4.02
def test_price_basket_with_a_single_discunted_item():
b = Basket()
b.add(item_name="peas", count=1)
c = {"peas": 2.02}
o = [discounted_item("peas", 0.5)]
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 2.02
assert discount == 1.01
assert total == 1.01
def test_price_basket_with_single_item():
b = Basket()
b.add(item_name="peas")
c = {"peas": 2.01}
o = {}
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 2.01
assert discount == 0
assert total == 2.01
def test_price_basket_cheapest_of_n_feee_with_two_qalifying_groups():
b = Basket()
b.add(item_name="peas", count=3)
b.add(item_name="shampoo", count=3)
c = {"peas": 2.0, "shampoo": 1.50}
o = [cheapest_x_of_n_items_free(items={"peas", "shampoo"}, n=3, x=1)]
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 10.50
assert discount == 3.50
def add_basket(request):
basket = Basket(request)
if request.POST.get('action') == 'post':
product_id = int(request.POST.get('productid'))
product_qty = int(request.POST.get('productqty'))
product = get_object_or_404(Product, id=product_id)
basket.add(product=product, qty=product_qty)
basketqty = basket.__len__()
response = JsonResponse({'qty': basketqty})
return response
def test_price_basket_cheapest_of_n_feee_0():
b = Basket()
b.add(item_name="peas", count=2)
b.add(item_name="shampoo", count=1)
c = {"peas": 2.0, "shampoo": 1.50}
o = [cheapest_x_of_n_items_free(items={"peas", "shampoo"}, n=3, x=1)]
sub_total, discount, total = price_basket(basket=b, catalogue=c, offers=o)
assert sub_total == 5.50
assert discount == 1.50
assert total == 4.0
def form_valid(self, form):
result = super().form_valid(form)
user = self.request.user
profile = Profile.objects.get(user=user)
my_basket = Basket(
self.request) # this is the offline basket (before logging in)
if Order.objects.filter(client=profile, active_basket=True).exists():
active_order = Order.objects.get(client=profile,
active_basket=True)
else:
if len(my_basket) > 0:
active_order = Order.objects.create(
client=profile,
active_basket=True,
)
else:
return result
order_items = active_order.items.all()
my_basket_copy = {}
for key in my_basket.basket:
my_basket_copy[key] = my_basket.basket[key].copy()
for item in order_items: # update the session basket from the database
my_basket.add(item.product, item.quantity)
for product_id in my_basket_copy: # update the database with the copy of the offline basket
my_product = Product.objects.get(id=int(product_id))
if OrderItem.objects.filter(product=my_product,
order=active_order).exists():
item = OrderItem.objects.get(product=my_product,
order=active_order)
item.quantity += my_basket_copy[product_id]['qty']
item.save()
else:
OrderItem.objects.create(
order=active_order,
product=my_product,
price=my_product.price,
quantity=my_basket_copy[product_id]['qty'])
return result