def test_apply_voucher_on_basket_and_check_discount_with_valid_voucher(self):
"""
Tests apply_voucher_on_basket_and_check_discount when called with valid voucher
applies voucher and returns the correct values.
"""
basket = BasketFactory(owner=self.request.user, site=self.request.site)
voucher, product = prepare_voucher()
basket.add_product(product, 1)
applied, msg = apply_voucher_on_basket_and_check_discount(voucher, self.request, basket)
self.assertEqual(applied, True)
self.assertIsNotNone(basket.applied_offers())
self.assertEqual(msg, "Coupon code '{code}' added to basket.".format(code=voucher.code))
def test_apply_voucher_on_basket_and_check_discount_with_invalid_product(self):
"""
Tests apply_voucher_on_basket_and_check_discount when called with invalid product
does not apply voucher and returns the correct values.
"""
basket = BasketFactory(owner=self.request.user, site=self.request.site)
product = ProductFactory(stockrecords__partner__short_code='test1', stockrecords__price_excl_tax=0)
voucher, __ = prepare_voucher(_range=RangeFactory(products=[product]))
basket.add_product(product, 1)
applied, msg = apply_voucher_on_basket_and_check_discount(voucher, self.request, basket)
self.assertEqual(applied, False)
self.assertEqual(basket.applied_offers(), {})
self.assertEqual(msg, 'Basket does not qualify for coupon code {code}.'.format(code=voucher.code))
def test_prepare_basket_applies_existing_basket_valid_voucher(self):
"""
Tests that prepare_basket applies an existing basket voucher that is valid
for multiple products when used to purchase any of those products.
"""
product = ProductFactory(stockrecords__partner__short_code='test1', stockrecords__price_excl_tax=100)
new_range = RangeFactory(products=[product])
voucher, __ = prepare_voucher(_range=new_range, benefit_value=10)
basket = BasketFactory(owner=self.request.user, site=self.request.site)
basket.vouchers.add(voucher)
self.assertEqual(basket.vouchers.count(), 1)
basket = prepare_basket(self.request, [product])
self.assertIsNotNone(basket)
self.assertEqual(basket.vouchers.count(), 1)
self.assertEqual(basket.lines.first().product, product)
self.assertIsNotNone(basket.applied_offers())
self.assertEqual(basket.total_discount, 10.00)
