def test_order_discount(sale, order, request_cart_with_item):
cart = request_cart_with_item
group = models.DeliveryGroup.objects.create(order=order)
fill_group_with_partition(
group, cart.lines.all(), discounts=cart.discounts)
line = group.lines.first()
assert line.get_price_per_item() == Price(currency="USD", net=5)
def test_stock_allocation(billing_address, product_in_stock):
variant = product_in_stock.variants.get()
cart = Cart()
cart.save()
cart.add(variant, quantity=2)
order = models.Order.objects.create(billing_address=billing_address)
delivery_group = models.DeliveryGroup.objects.create(order=order)
fill_group_with_partition(delivery_group, cart.lines.all())
order_line = delivery_group.items.get()
stock = order_line.stock
assert stock.quantity_allocated == 2
def test_dashboard_change_quantity_form(request_cart_with_item, order):
cart = request_cart_with_item
group = DeliveryGroup.objects.create(order=order)
fill_group_with_partition(group, cart.lines.all())
order_line = group.items.get()
# Check max quantity validation
form = ChangeQuantityForm({'quantity': 9999}, instance=order_line)
assert not form.is_valid()
assert form.errors['quantity'] == [
'Ensure this value is less than or equal to 50.'
]
# Check minimum quantity validation
form = ChangeQuantityForm({'quantity': 0}, instance=order_line)
assert not form.is_valid()
assert group.items.get().stock.quantity_allocated == 1
# Check available quantity validation
form = ChangeQuantityForm({'quantity': 20}, instance=order_line)
assert not form.is_valid()
assert group.items.get().stock.quantity_allocated == 1
assert form.errors['quantity'] == ['Only 5 remaining in stock.']
# Save same quantity
form = ChangeQuantityForm({'quantity': 1}, instance=order_line)
assert form.is_valid()
form.save()
order_line.stock.refresh_from_db()
assert group.items.get().stock.quantity_allocated == 1
# Increase quantity
form = ChangeQuantityForm({'quantity': 2}, instance=order_line)
assert form.is_valid()
form.save()
order_line.stock.refresh_from_db()
assert group.items.get().stock.quantity_allocated == 2
# Decrease quantity
form = ChangeQuantityForm({'quantity': 1}, instance=order_line)
assert form.is_valid()
form.save()
assert group.items.get().stock.quantity_allocated == 1