def test_offer(self):
# Our offer is for 100%, so all lines should end up with a price of 0.
offer = factories.ProgramOfferFactory(
partner=self.partner,
benefit=factories.PercentageDiscountBenefitWithoutRangeFactory(
value=100))
basket = BasketFactory(site=self.site, owner=self.create_user())
program_uuid = offer.condition.program_uuid
program = self.mock_program_detail_endpoint(
program_uuid, self.site_configuration.discovery_api_url)
self.mock_user_data(basket.owner.username)
# Add one course run seat from each course to the basket.
products = []
for course in program['courses']:
course_run = Course.objects.get(id=course['course_runs'][0]['key'])
for seat in course_run.seat_products:
if seat.attr.id_verification_required:
products.append(seat)
basket.add_product(seat)
# No discounts should be applied, and each line should have a price of 100.00.
self.assertEqual(len(basket.offer_applications), 0)
self.assertEqual(basket.total_discount, 0)
for line in basket.all_lines():
self.assertEqual(line.line_price_incl_tax_incl_discounts,
Decimal(100))
# Apply the offers as Oscar will in a request
basket.strategy = DefaultStrategy()
Applicator().apply(basket, basket.owner, bundle_id=program_uuid)
# Our discount should be applied, and each line should have a price of 0
lines = basket.all_lines()
self.assertEqual(len(basket.offer_applications), 1)
self.assertEqual(basket.total_discount, Decimal(100) * len(lines))
for line in lines:
self.assertEqual(line.line_price_incl_tax_incl_discounts, 0)
# Reset the basket and add a voucher.
basket.reset_offer_applications()
product_range = RangeFactory(products=products)
voucher, __ = factories.prepare_voucher(_range=product_range,
benefit_value=50)
self.mock_account_api(self.request,
basket.owner.username,
data={'is_active': True})
self.client.login(username=basket.owner.username,
password=self.password)
self.client.post(reverse('basket:vouchers-add'),
data={'code': voucher.code})
response = self.client.get(reverse('basket:summary'))
basket = response.context['basket']
# Verify that voucher-based offer takes precedence over program offer.
actual_offer_discounts = [
discount['offer'] for discount in basket.offer_discounts
]
actual_voucher_discounts = [
discount['offer'] for discount in basket.voucher_discounts
]
self.assertEqual(actual_offer_discounts, [])
self.assertEqual(actual_voucher_discounts, [voucher.offers.first()])
lines = basket.all_lines()
self.assertEqual(len(basket.offer_applications), 1)
self.assertEqual(basket.total_discount, Decimal(50) * len(lines))
for line in lines:
self.assertEqual(line.line_price_incl_tax_incl_discounts, 50)
