def test_product_voucher_checkout_discount_raises_not_applicable(
order_with_lines, product_with_images):
discounted_product = product_with_images
voucher = Voucher(
code="unique",
type=VoucherType.SPECIFIC_PRODUCT,
discount_value_type=DiscountValueType.FIXED,
discount_value=10,
)
voucher.save()
voucher.products.add(discounted_product)
order_with_lines.voucher = voucher
order_with_lines.save()
# Offer is valid only for products listed in voucher
with pytest.raises(NotApplicable):
get_voucher_discount_for_order(order_with_lines)
def test_category_voucher_checkout_discount_raises_not_applicable(
order_with_lines):
discounted_collection = Collection.objects.create(name="Discounted",
slug="discount")
voucher = Voucher(
code="unique",
type=VoucherType.SPECIFIC_PRODUCT,
discount_value_type=DiscountValueType.FIXED,
discount_value=10,
)
voucher.save()
voucher.collections.add(discounted_collection)
order_with_lines.voucher = voucher
order_with_lines.save()
# Discount should be valid only for items in the discounted collections
with pytest.raises(NotApplicable):
get_voucher_discount_for_order(order_with_lines)
def test_shipping_voucher_checkout_discount_not_applicable_returns_zero(
total, total_quantity, min_spent_amount, min_checkout_items_quantity,
voucher_type):
voucher = Voucher(
code="unique",
type=voucher_type,
discount_value_type=DiscountValueType.FIXED,
discount_value=10,
min_spent=(Money(min_spent_amount, "USD")
if min_spent_amount is not None else None),
min_checkout_items_quantity=min_checkout_items_quantity,
)
price = Money(total, "USD")
price = TaxedMoney(net=price, gross=price)
order = Mock(
get_subtotal=Mock(return_value=price),
get_total_quantity=Mock(return_value=total_quantity),
shipping_price=price,
voucher=voucher,
)
with pytest.raises(NotApplicable):
get_voucher_discount_for_order(order)
def test_value_voucher_order_discount(subtotal, discount_value, discount_type,
min_spent_amount, expected_value):
voucher = Voucher(
code="unique",
type=VoucherType.ENTIRE_ORDER,
discount_value_type=discount_type,
discount_value=discount_value,
min_spent=Money(min_spent_amount, "USD")
if min_spent_amount is not None else None,
)
subtotal = Money(subtotal, "USD")
subtotal = TaxedMoney(net=subtotal, gross=subtotal)
order = Mock(get_subtotal=Mock(return_value=subtotal), voucher=voucher)
discount = get_voucher_discount_for_order(order)
assert discount == Money(expected_value, "USD")
def test_shipping_voucher_order_discount(shipping_cost, discount_value,
discount_type, expected_value):
voucher = Voucher(
code="unique",
type=VoucherType.SHIPPING,
discount_value_type=discount_type,
discount_value=discount_value,
min_spent_amount=None,
)
subtotal = Money(100, "USD")
subtotal = TaxedMoney(net=subtotal, gross=subtotal)
shipping_total = Money(shipping_cost, "USD")
order = Mock(
get_subtotal=Mock(return_value=subtotal),
shipping_price=shipping_total,
voucher=voucher,
)
discount = get_voucher_discount_for_order(order)
assert discount == Money(expected_value, "USD")
def test_get_discount_for_order_specific_products_voucher(
order_with_lines,
discount_value,
discount_type,
apply_once_per_order,
discount_amount,
):
voucher = Voucher.objects.create(
code="unique",
type=VoucherType.SPECIFIC_PRODUCT,
discount_value_type=discount_type,
discount_value=discount_value,
apply_once_per_order=apply_once_per_order,
)
voucher.products.add(order_with_lines.lines.first().variant.product)
voucher.products.add(order_with_lines.lines.last().variant.product)
order_with_lines.voucher = voucher
order_with_lines.save()
discount = get_voucher_discount_for_order(order_with_lines)
assert discount == Money(discount_amount, "USD")
