def test_valid_notfound(self):
coupon = Coupon(name='test', cost=10, limit=1,
key='test')
coupon.save()
result = coupon.validate('1233')
self.assertFalse(result)
def test_valid_duplicate(self):
coupon = Coupon(name='test', cost=10, limit=1,
key='test')
coupon.save()
user = User.objects.create_user('jeff', '*****@*****.**', '123')
exc = Exchange(coupon=coupon, user=user, cost=10, status='DONE',
exchange_code='1233')
exc.save()
result = coupon.validate('1233')
self.assertFalse(result)
def test_valid_normal(self):
coupon = Coupon(name='test', cost=10, limit=1,
key='test')
coupon.save()
user = User.objects.create_user('jeff', '*****@*****.**', '123')
exc = Exchange(coupon=coupon, user=user, cost=10, status='WAITING',
exchange_code='1233')
exc.save()
apply_coupon.send = Mock()
result = coupon.validate('1233')
self.assertEqual(result.status, 'DONE')
apply_coupon.send.assert_called_with(sender=Coupon, instance=coupon,
cost=10, user=user)
