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Location: symposion_app/vendor/registrasion/tests/test_voucher.py - annotation
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text/x-python
Vendor registration
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import pytz
from decimal import Decimal
from django.core.exceptions import ValidationError
from django.db import IntegrityError
from django.db import transaction
from registrasion.models import conditions
from registrasion.models import inventory
from registrasion.tests.controller_helpers import TestingCartController
from registrasion.tests.controller_helpers import TestingInvoiceController
from registrasion.tests.test_cart import RegistrationCartTestCase
UTC = pytz.timezone('UTC')
class VoucherTestCases(RegistrationCartTestCase):
def test_apply_voucher(self):
voucher = self.new_voucher()
self.set_time(datetime.datetime(2015, 1, 1, tzinfo=UTC))
cart_1 = TestingCartController.for_user(self.USER_1)
cart_1.apply_voucher(voucher.code)
self.assertIn(voucher, cart_1.cart.vouchers.all())
# Second user should not be able to apply this voucher (it's exhausted)
cart_2 = TestingCartController.for_user(self.USER_2)
with self.assertRaises(ValidationError):
cart_2.apply_voucher(voucher.code)
# After the reservation duration
# user 2 should be able to apply voucher
self.add_timedelta(inventory.Voucher.RESERVATION_DURATION * 2)
cart_2.apply_voucher(voucher.code)
cart_2.next_cart()
# After the reservation duration, even though the voucher has applied,
# it exceeds the number of vouchers available.
self.add_timedelta(inventory.Voucher.RESERVATION_DURATION * 2)
with self.assertRaises(ValidationError):
cart_1.validate_cart()
def test_fix_simple_errors_resolves_unavailable_voucher(self):
self.test_apply_voucher()
# User has an exhausted voucher leftover from test_apply_voucher
cart_1 = TestingCartController.for_user(self.USER_1)
with self.assertRaises(ValidationError):
cart_1.validate_cart()
cart_1.fix_simple_errors()
# This should work now.
cart_1.validate_cart()
def test_voucher_enables_item(self):
voucher = self.new_voucher()
flag = conditions.VoucherFlag.objects.create(
description="Voucher condition",
voucher=voucher,
condition=conditions.FlagBase.ENABLE_IF_TRUE,
)
flag.products.add(self.PROD_1)
# Adding the product without a voucher will not work
current_cart = TestingCartController.for_user(self.USER_1)
with self.assertRaises(ValidationError):
current_cart.add_to_cart(self.PROD_1, 1)
# Apply the voucher
current_cart.apply_voucher(voucher.code)
current_cart.add_to_cart(self.PROD_1, 1)
def test_voucher_enables_discount(self):
voucher = self.new_voucher()
discount = conditions.VoucherDiscount.objects.create(
description="VOUCHER RECIPIENT",
voucher=voucher,
)
conditions.DiscountForProduct.objects.create(
discount=discount,
product=self.PROD_1,
percentage=Decimal(100),
quantity=1
)
# Having PROD_1 in place should add a discount
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code)
current_cart.add_to_cart(self.PROD_1, 1)
self.assertEqual(1, len(current_cart.cart.discountitem_set.all()))
@transaction.atomic
def test_voucher_codes_unique(self):
self.new_voucher(code="VOUCHER")
with self.assertRaises(IntegrityError):
self.new_voucher(code="VOUCHER")
def test_multiple_vouchers_work(self):
self.new_voucher(code="VOUCHER1")
self.new_voucher(code="VOUCHER2")
def test_vouchers_case_insensitive(self):
voucher = self.new_voucher(code="VOUCHeR")
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code.lower())
def test_voucher_can_only_be_applied_once(self):
voucher = self.new_voucher(limit=2)
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code)
current_cart.apply_voucher(voucher.code)
# You can apply the code twice, but it will only add to the cart once.
self.assertEqual(1, current_cart.cart.vouchers.count())
def test_voucher_can_only_be_applied_once_across_multiple_carts(self):
voucher = self.new_voucher(limit=2)
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code)
current_cart.next_cart()
current_cart = TestingCartController.for_user(self.USER_1)
with self.assertRaises(ValidationError):
current_cart.apply_voucher(voucher.code)
return current_cart
def test_refund_releases_used_vouchers(self):
voucher = self.new_voucher(limit=2)
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code)
current_cart.add_to_cart(self.PROD_1, 1)
inv = TestingInvoiceController.for_cart(current_cart.cart)
if not inv.invoice.is_paid:
inv.pay("Hello!", inv.invoice.value)
current_cart = TestingCartController.for_user(self.USER_1)
with self.assertRaises(ValidationError):
current_cart.apply_voucher(voucher.code)
inv.refund()
current_cart.apply_voucher(voucher.code)
def test_fix_simple_errors_does_not_remove_limited_voucher(self):
voucher = self.new_voucher(code="VOUCHER")
current_cart = TestingCartController.for_user(self.USER_1)
current_cart.apply_voucher(voucher.code)
current_cart.fix_simple_errors()
self.assertEqual(1, current_cart.cart.vouchers.count())
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