def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
self.product = factories.create_product()
self.record = factories.create_stockrecord(
self.product, price_excl_tax=D('10.00'))
self.purchase_info = factories.create_purchase_info(self.record)
self.basket.add(self.product, 10)
def setUp(self):
self.product = create_product(num_in_stock=10)
self.user_basket = Basket()
self.user_basket.strategy = strategy.Default()
add_product(self.user_basket, product=self.product)
self.cookie_basket = Basket()
self.cookie_basket.strategy = strategy.Default()
add_product(self.cookie_basket, quantity=2, product=self.product)
self.user_basket.merge(self.cookie_basket, add_quantities=False)
def test_line_tax_for_zero_tax_strategies(self):
basket = Basket()
basket.strategy = strategy.Default()
product = factories.create_product()
# Tax for the default strategy will be 0
factories.create_stockrecord(
product, price_excl_tax=D('75.00'), num_in_stock=10)
basket.add(product, 1)
self.assertEqual(basket.lines.first().line_tax, D('0'))
def test_totals_for_free_products(self):
basket = Basket()
basket.strategy = strategy.Default()
# Add a zero-priced product to the basket
product = factories.create_product()
factories.create_stockrecord(
product, price_excl_tax=D('0.00'), num_in_stock=10)
basket.add(product, 1)
self.assertEqual(basket.lines.count(), 1)
self.assertEqual(basket.total_excl_tax, 0)
self.assertEqual(basket.total_incl_tax, 0)
class TestASubmittedBasket(TestCase):
def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
self.basket.submit()
def test_has_correct_status(self):
self.assertTrue(self.basket.is_submitted)
def test_can_be_edited(self):
self.assertFalse(self.basket.can_be_edited)
def setUp(self):
self.product = factories.create_product()
self.record = factories.create_stockrecord(
self.product, price_excl_tax=D('10.00'))
self.purchase_info = factories.create_purchase_info(self.record)
self.main_basket = Basket()
self.main_basket.strategy = strategy.Default()
self.main_basket.add(self.product, quantity=2)
self.merge_basket = Basket()
self.merge_basket.strategy = strategy.Default()
self.merge_basket.add(self.product, quantity=1)
self.main_basket.merge(self.merge_basket)
def test_line_tax_for_unknown_tax_strategies(self):
class UnknownTaxStrategy(strategy.Default):
""" A test strategy where the tax is not known """
def pricing_policy(self, product, stockrecord):
return prices.FixedPrice('GBP', stockrecord.price_excl_tax, tax=None)
basket = Basket()
basket.strategy = UnknownTaxStrategy()
product = factories.create_product()
factories.create_stockrecord(product, num_in_stock=10)
basket.add(product, 1)
self.assertEqual(basket.lines.first().line_tax, None)
class TestANewBasket(TestCase):
def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
def test_has_zero_lines(self):
self.assertEqual(0, self.basket.num_lines)
def test_has_zero_items(self):
self.assertEqual(0, self.basket.num_items)
def test_doesnt_contain_vouchers(self):
self.assertFalse(self.basket.contains_a_voucher)
def test_can_be_edited(self):
self.assertTrue(self.basket.can_be_edited)
def test_is_empty(self):
self.assertTrue(self.basket.is_empty)
def test_is_not_submitted(self):
self.assertFalse(self.basket.is_submitted)
def test_has_no_applied_offers(self):
self.assertEqual({}, self.basket.applied_offers())
class TestBasketMerging(TestCase):
def setUp(self):
self.product = create_product(num_in_stock=10)
self.user_basket = Basket()
self.user_basket.strategy = strategy.Default()
add_product(self.user_basket, product=self.product)
self.cookie_basket = Basket()
self.cookie_basket.strategy = strategy.Default()
add_product(self.cookie_basket, quantity=2, product=self.product)
self.user_basket.merge(self.cookie_basket, add_quantities=False)
def test_cookie_basket_has_status_set(self):
self.assertEqual(Basket.MERGED, self.cookie_basket.status)
def test_lines_are_moved_across(self):
self.assertEqual(1, self.user_basket.lines.all().count())
def test_merge_line_takes_max_quantity(self):
line = self.user_basket.lines.get(product=self.product)
self.assertEqual(2, line.quantity)
class TestMergingTwoBaskets(TestCase):
def setUp(self):
self.product = factories.create_product()
self.record = factories.create_stockrecord(
self.product, price_excl_tax=D('10.00'))
self.purchase_info = factories.create_purchase_info(self.record)
self.main_basket = Basket()
self.main_basket.strategy = strategy.Default()
self.main_basket.add(self.product, quantity=2)
self.merge_basket = Basket()
self.merge_basket.strategy = strategy.Default()
self.merge_basket.add(self.product, quantity=1)
self.main_basket.merge(self.merge_basket)
def test_doesnt_sum_quantities(self):
self.assertEqual(1, self.main_basket.num_lines)
def test_changes_status_of_merge_basket(self):
self.assertEqual(Basket.MERGED, self.merge_basket.status)
def setUp(self):
self.method = methods.NoShippingRequired()
basket = Basket()
self.charge = self.method.calculate(basket)
def setUp(self):
self.method = methods.Free()
self.basket = Basket()
self.charge = self.method.calculate(self.basket)
def test_delegates_is_tax_known(self):
basket = Basket()
charge = self.method.calculate(basket)
self.assertTrue(charge.is_tax_known)
def test_returns_zero_for_empty_basket(self):
basket = Basket()
scale = Scale(attribute_code='weight')
self.assertEqual(0, scale.weigh_basket(basket))
def test_discounts_charge(self):
basket = Basket()
charge = self.method.calculate(basket)
self.assertEqual(D('7.00'), charge.incl_tax)
def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
self.basket.submit()
def test_can_have_tax_set_later(self):
basket = Basket()
charge = self.method.calculate(basket)
charge.tax = D('1.00')
self.assertEqual(D('9.00'), charge.incl_tax)
def setUp(self):
self.method = methods.FixedPrice(D('10.00'))
basket = Basket()
self.charge = self.method.calculate(basket)
class TestAddingAProductToABasket(TestCase):
def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
self.product = factories.create_product()
self.record = factories.create_stockrecord(
currency='GBP',
product=self.product, price_excl_tax=D('10.00'))
self.purchase_info = factories.create_purchase_info(self.record)
self.basket.add(self.product)
def test_creates_a_line(self):
self.assertEqual(1, self.basket.num_lines)
def test_sets_line_prices(self):
line = self.basket.lines.all()[0]
self.assertEqual(line.price_incl_tax, self.purchase_info.price.incl_tax)
self.assertEqual(line.price_excl_tax, self.purchase_info.price.excl_tax)
def test_adding_negative_quantity(self):
self.assertEqual(1, self.basket.num_lines)
self.basket.add(self.product, quantity=4)
self.assertEqual(5, self.basket.line_quantity(self.product, self.record))
self.basket.add(self.product, quantity=-10)
self.assertEqual(0, self.basket.line_quantity(self.product, self.record))
def test_means_another_currency_product_cannot_be_added(self):
product = factories.create_product()
factories.create_stockrecord(
currency='USD', product=product, price_excl_tax=D('20.00'))
with self.assertRaises(ValueError):
self.basket.add(product)
def test_cannot_add_a_product_without_price(self):
product = factories.create_product(price=None)
with self.assertRaises(ValueError):
self.basket.add(product)
class TestANonEmptyBasket(TestCase):
def setUp(self):
self.basket = Basket()
self.basket.strategy = strategy.Default()
self.product = factories.create_product()
self.record = factories.create_stockrecord(
self.product, price_excl_tax=D('10.00'))
self.purchase_info = factories.create_purchase_info(self.record)
self.basket.add(self.product, 10)
def test_can_be_flushed(self):
self.basket.flush()
self.assertEqual(self.basket.num_items, 0)
def test_returns_correct_product_quantity(self):
self.assertEqual(10, self.basket.product_quantity(
self.product))
def test_returns_correct_line_quantity_for_existing_product_and_stockrecord(self):
self.assertEqual(10, self.basket.line_quantity(
self.product, self.record))
def test_returns_zero_line_quantity_for_alternative_stockrecord(self):
record = factories.create_stockrecord(
self.product, price_excl_tax=D('5.00'))
self.assertEqual(0, self.basket.line_quantity(
self.product, record))
def test_returns_zero_line_quantity_for_missing_product_and_stockrecord(self):
product = factories.create_product()
record = factories.create_stockrecord(
product, price_excl_tax=D('5.00'))
self.assertEqual(0, self.basket.line_quantity(
product, record))
def test_returns_correct_quantity_for_existing_product_and_stockrecord_and_options(self):
product = factories.create_product()
record = factories.create_stockrecord(
product, price_excl_tax=D('5.00'))
option = Option.objects.create(name="Message")
options = [{"option": option, "value": "2"}]
self.basket.add(product, options=options)
self.assertEqual(0, self.basket.line_quantity(
product, record))
self.assertEqual(1, self.basket.line_quantity(
product, record, options))
def test_total_sums_product_totals(self):
product = factories.create_product()
factories.create_stockrecord(
product, price_excl_tax=D('5.00'))
self.basket.add(product, 1)
self.assertEqual(self.basket.total_excl_tax, 105)
def test_totals_for_free_products(self):
basket = Basket()
basket.strategy = strategy.Default()
# Add a zero-priced product to the basket
product = factories.create_product()
factories.create_stockrecord(
product, price_excl_tax=D('0.00'), num_in_stock=10)
basket.add(product, 1)
self.assertEqual(basket.lines.count(), 1)
self.assertEqual(basket.total_excl_tax, 0)
self.assertEqual(basket.total_incl_tax, 0)
def test_basket_prices_calculation_for_unavailable_pricing(self):
new_product = factories.create_product()
factories.create_stockrecord(
new_product, price_excl_tax=D('5.00'))
self.basket.add(new_product, 1)
class UnavailableProductStrategy(strategy.Default):
""" A test strategy that makes a specific product unavailable """
def availability_policy(self, product, stockrecord):
if product == new_product:
return availability.Unavailable()
return super().availability_policy(product, stockrecord)
def pricing_policy(self, product, stockrecord):
if product == new_product:
return prices.Unavailable()
return super().pricing_policy(product, stockrecord)
self.basket.strategy = UnavailableProductStrategy()
line = self.basket.all_lines()[1]
self.assertEqual(line.get_warning(), "'D\xf9\uff4d\u03fb\u03d2 title' is no longer available")
self.assertIsNone(line.line_price_excl_tax)
self.assertIsNone(line.line_price_incl_tax)
self.assertIsNone(line.line_price_excl_tax_incl_discounts)
self.assertIsNone(line.line_price_incl_tax_incl_discounts)
self.assertIsNone(line.line_tax)
self.assertEqual(self.basket.total_excl_tax, 100)
self.assertEqual(self.basket.total_incl_tax, 100)
self.assertEqual(self.basket.total_excl_tax_excl_discounts, 100)
self.assertEqual(self.basket.total_incl_tax_excl_discounts, 100)
def test_max_allowed_quantity(self):
self.basket.add_product(self.product, quantity=3)
# max allowed here is 7 (20-10+3)
with self.settings(IZI_MAX_BASKET_QUANTITY_THRESHOLD=20):
max_allowed, basket_threshold = self.basket.max_allowed_quantity()
self.assertEqual(max_allowed, 7)
self.assertEqual(basket_threshold, 20)
# but we can also completely disable the threshold
with self.settings(IZI_MAX_BASKET_QUANTITY_THRESHOLD=None):
max_allowed, basket_threshold = self.basket.max_allowed_quantity()
self.assertEqual(max_allowed, None)
self.assertEqual(basket_threshold, None)
def test_is_quantity_allowed(self):
with self.settings(IZI_MAX_BASKET_QUANTITY_THRESHOLD=20):
# 7 or below is possible
allowed, message = self.basket.is_quantity_allowed(qty=7)
self.assertTrue(allowed)
self.assertIsNone(message)
# but above it's not
allowed, message = self.basket.is_quantity_allowed(qty=11)
self.assertFalse(allowed)
self.assertIsNotNone(message)
with self.settings(IZI_MAX_BASKET_QUANTITY_THRESHOLD=None):
# with the treshold disabled all quantities are possible
allowed, message = self.basket.is_quantity_allowed(qty=7)
self.assertTrue(allowed)
self.assertIsNone(message)
allowed, message = self.basket.is_quantity_allowed(qty=5000)
self.assertTrue(allowed)
self.assertIsNone(message)
def setUp(self):
self.method = methods.FixedPrice(charge_excl_tax=D('10.00'),
charge_incl_tax=D('12.00'))
basket = Basket()
self.charge = self.method.calculate(basket)
def setUp(self):
self.condition = custom.create_condition(BasketOwnerCalledBarry)
self.offer = models.ConditionalOffer(condition=self.condition)
self.basket = Basket()