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test_subscription.py
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test_subscription.py
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"""
dj-stripe Subscription Model Tests.
"""
from copy import deepcopy
from decimal import Decimal
from unittest.mock import patch
from django.contrib.auth import get_user_model
from django.test import TestCase
from django.utils import timezone
from stripe.error import InvalidRequestError
from djstripe.enums import SubscriptionStatus
from djstripe.models import Plan, Subscription
from . import (
FAKE_CUSTOMER, FAKE_CUSTOMER_II, FAKE_PLAN, FAKE_PLAN_II, FAKE_PLAN_METERED,
FAKE_PRODUCT, FAKE_SUBSCRIPTION, FAKE_SUBSCRIPTION_CANCELED,
FAKE_SUBSCRIPTION_METERED, FAKE_SUBSCRIPTION_MULTI_PLAN,
FAKE_SUBSCRIPTION_NOT_PERIOD_CURRENT, AssertStripeFksMixin, datetime_to_unix
)
class SubscriptionTest(AssertStripeFksMixin, TestCase):
def setUp(self):
self.user = get_user_model().objects.create_user(
username="pydanny", email="[email protected]"
)
self.customer = FAKE_CUSTOMER.create_for_user(self.user)
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_str(self, customer_retrieve_mock, product_retrieve_mock, plan_retrieve_mock):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertEqual(
str(subscription),
"{email} on {plan}".format(email=self.user.email, plan=str(subscription.plan)),
)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_is_status_temporarily_current(
self, customer_retrieve_mock, product_retrieve_mock, plan_retrieve_mock
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.canceled_at = timezone.now() + timezone.timedelta(days=7)
subscription.current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription.cancel_at_period_end = True
subscription.save()
self.assertTrue(subscription.is_status_current())
self.assertTrue(subscription.is_status_temporarily_current())
self.assertTrue(subscription.is_valid())
self.assertTrue(subscription in self.customer.active_subscriptions)
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_is_status_temporarily_current_false(
self, customer_retrieve_mock, product_retrieve_mock, plan_retrieve_mock
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription.save()
self.assertTrue(subscription.is_status_current())
self.assertFalse(subscription.is_status_temporarily_current())
self.assertTrue(subscription.is_valid())
self.assertTrue(subscription in self.customer.active_subscriptions)
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_is_status_temporarily_current_false_and_cancelled(
self, customer_retrieve_mock, product_retrieve_mock, plan_retrieve_mock
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.status = SubscriptionStatus.canceled
subscription.current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription.save()
self.assertFalse(subscription.is_status_current())
self.assertFalse(subscription.is_status_temporarily_current())
self.assertFalse(subscription.is_valid())
self.assertFalse(subscription in self.customer.active_subscriptions)
self.assertFalse(self.customer.has_active_subscription())
self.assertFalse(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_extend(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription_fake["current_period_end"] = datetime_to_unix(
timezone.now() - timezone.timedelta(days=20)
)
subscription_retrieve_mock.return_value = subscription_fake
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertFalse(subscription in self.customer.active_subscriptions)
self.assertEqual(self.customer.active_subscriptions.count(), 0)
delta = timezone.timedelta(days=30)
extended_subscription = subscription.extend(delta)
self.assertNotEqual(None, extended_subscription.trial_end)
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Subscription.retrieve",
return_value=deepcopy(FAKE_SUBSCRIPTION),
autospec=True,
)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_extend_negative_delta(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION_NOT_PERIOD_CURRENT)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
with self.assertRaises(ValueError):
subscription.extend(timezone.timedelta(days=-30))
self.assertFalse(self.customer.has_active_subscription())
self.assertFalse(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Subscription.retrieve",
return_value=deepcopy(FAKE_SUBSCRIPTION),
autospec=True,
)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_extend_with_trial(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.trial_end = timezone.now() + timezone.timedelta(days=5)
subscription.save()
delta = timezone.timedelta(days=30)
new_trial_end = subscription.trial_end + delta
extended_subscription = subscription.extend(delta)
self.assertEqual(
new_trial_end.replace(microsecond=0), extended_subscription.trial_end
)
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Subscription.retrieve",
return_value=deepcopy(FAKE_SUBSCRIPTION),
autospec=True,
)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_update(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertEqual(1, subscription.quantity)
new_subscription = subscription.update(quantity=4)
self.assertEqual(4, new_subscription.quantity)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_update_set_empty_value(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription_fake.update({"tax_percent": Decimal(20.0)})
subscription_retrieve_mock.return_value = subscription_fake
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertEqual(Decimal(20.0), subscription.tax_percent)
new_subscription = subscription.update(tax_percent=Decimal(0.0))
self.assertEqual(Decimal(0.0), new_subscription.tax_percent)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Subscription.retrieve",
return_value=deepcopy(FAKE_SUBSCRIPTION),
autospec=True,
)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_update_with_plan_model(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
new_plan = Plan.sync_from_stripe_data(deepcopy(FAKE_PLAN_II))
self.assertEqual(FAKE_PLAN["id"], subscription.plan.id)
new_subscription = subscription.update(plan=new_plan)
self.assertEqual(FAKE_PLAN_II["id"], new_subscription.plan.id)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
self.assert_fks(new_plan, expected_blank_fks={})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_cancel_now(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription.save()
cancel_timestamp = datetime_to_unix(timezone.now())
canceled_subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
canceled_subscription_fake["status"] = SubscriptionStatus.canceled
canceled_subscription_fake["canceled_at"] = cancel_timestamp
canceled_subscription_fake["ended_at"] = cancel_timestamp
subscription_retrieve_mock.return_value = (
canceled_subscription_fake
) # retrieve().delete()
self.assertTrue(self.customer.has_active_subscription())
self.assertEqual(self.customer.active_subscriptions.count(), 1)
self.assertTrue(self.customer.has_any_active_subscription())
new_subscription = subscription.cancel(at_period_end=False)
self.assertEqual(SubscriptionStatus.canceled, new_subscription.status)
self.assertEqual(False, new_subscription.cancel_at_period_end)
self.assertEqual(new_subscription.canceled_at, new_subscription.ended_at)
self.assertFalse(new_subscription.is_valid())
self.assertFalse(new_subscription in self.customer.active_subscriptions)
self.assertFalse(self.customer.has_active_subscription())
self.assertFalse(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_cancel_at_period_end(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.current_period_end = current_period_end
subscription.save()
canceled_subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
canceled_subscription_fake["current_period_end"] = datetime_to_unix(
current_period_end
)
canceled_subscription_fake["canceled_at"] = datetime_to_unix(timezone.now())
subscription_retrieve_mock.return_value = (
canceled_subscription_fake
) # retrieve().delete()
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assertEqual(self.customer.active_subscriptions.count(), 1)
self.assertTrue(subscription in self.customer.active_subscriptions)
new_subscription = subscription.cancel(at_period_end=True)
self.assertEqual(self.customer.active_subscriptions.count(), 1)
self.assertTrue(new_subscription in self.customer.active_subscriptions)
self.assertEqual(SubscriptionStatus.active, new_subscription.status)
self.assertEqual(True, new_subscription.cancel_at_period_end)
self.assertNotEqual(new_subscription.canceled_at, new_subscription.ended_at)
self.assertTrue(new_subscription.is_valid())
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_cancel_during_trial_sets_at_period_end(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.trial_end = timezone.now() + timezone.timedelta(days=7)
subscription.save()
cancel_timestamp = datetime_to_unix(timezone.now())
canceled_subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
canceled_subscription_fake["status"] = SubscriptionStatus.canceled
canceled_subscription_fake["canceled_at"] = cancel_timestamp
canceled_subscription_fake["ended_at"] = cancel_timestamp
subscription_retrieve_mock.return_value = (
canceled_subscription_fake
) # retrieve().delete()
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
new_subscription = subscription.cancel(at_period_end=False)
self.assertEqual(SubscriptionStatus.canceled, new_subscription.status)
self.assertEqual(False, new_subscription.cancel_at_period_end)
self.assertEqual(new_subscription.canceled_at, new_subscription.ended_at)
self.assertFalse(new_subscription.is_valid())
self.assertFalse(self.customer.has_active_subscription())
self.assertFalse(self.customer.has_any_active_subscription())
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", return_value=deepcopy(FAKE_PLAN), autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch("stripe.Subscription.retrieve", autospec=True)
@patch("stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER), autospec=True)
def test_cancel_and_reactivate(
self,
customer_retrieve_mock,
subscription_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
current_period_end = timezone.now() + timezone.timedelta(days=7)
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
subscription.current_period_end = current_period_end
subscription.save()
canceled_subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
canceled_subscription_fake["current_period_end"] = datetime_to_unix(
current_period_end
)
canceled_subscription_fake["canceled_at"] = datetime_to_unix(timezone.now())
subscription_retrieve_mock.return_value = canceled_subscription_fake
self.assertTrue(self.customer.has_active_subscription())
self.assertTrue(self.customer.has_any_active_subscription())
new_subscription = subscription.cancel(at_period_end=True)
self.assertEqual(new_subscription.cancel_at_period_end, True)
new_subscription.reactivate()
subscription_reactivate_fake = deepcopy(FAKE_SUBSCRIPTION)
reactivated_subscription = Subscription.sync_from_stripe_data(
subscription_reactivate_fake
)
self.assertEqual(reactivated_subscription.cancel_at_period_end, False)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("djstripe.models.Subscription._api_delete", autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Subscription.retrieve", return_value=deepcopy(FAKE_SUBSCRIPTION_CANCELED)
)
def test_cancel_already_canceled(
self, subscription_retrieve_mock, product_retrieve_mock, subscription_delete_mock
):
subscription_delete_mock.side_effect = InvalidRequestError(
"No such subscription: sub_xxxx", "blah"
)
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertEqual(Subscription.objects.filter(status="canceled").count(), 0)
subscription.cancel(at_period_end=False)
self.assertEqual(Subscription.objects.filter(status="canceled").count(), 1)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("djstripe.models.Subscription._api_delete", autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
def test_cancel_error_in_cancel(self, product_retrieve_mock, subscription_delete_mock):
subscription_delete_mock.side_effect = InvalidRequestError("Unexpected error", "blah")
subscription_fake = deepcopy(FAKE_SUBSCRIPTION)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
with self.assertRaises(InvalidRequestError):
subscription.cancel(at_period_end=False)
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})
@patch("stripe.Plan.retrieve", autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER_II), autospec=True
)
@patch(
"stripe.Subscription.retrieve", return_value=deepcopy(FAKE_SUBSCRIPTION_MULTI_PLAN)
)
def test_sync_multi_plan(
self,
subscription_retrieve_mock,
customer_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION_MULTI_PLAN)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
self.assertIsNone(subscription.plan)
self.assertIsNone(subscription.quantity)
items = subscription.items.all()
self.assertEqual(2, len(items))
self.assert_fks(
subscription,
expected_blank_fks={
"djstripe.Customer.coupon",
"djstripe.Customer.subscriber",
"djstripe.Subscription.plan",
},
)
@patch("stripe.Plan.retrieve", autospec=True)
@patch("stripe.Product.retrieve", return_value=deepcopy(FAKE_PRODUCT), autospec=True)
@patch(
"stripe.Customer.retrieve", return_value=deepcopy(FAKE_CUSTOMER_II), autospec=True
)
@patch(
"stripe.Subscription.retrieve", return_value=deepcopy(FAKE_SUBSCRIPTION_METERED)
)
def test_sync_metered_plan(
self,
subscription_retrieve_mock,
customer_retrieve_mock,
product_retrieve_mock,
plan_retrieve_mock,
):
subscription_fake = deepcopy(FAKE_SUBSCRIPTION_METERED)
self.assertNotIn(
"quantity",
subscription_fake["items"]["data"],
"Expect Metered plan SubscriptionItem to have no quantity",
)
subscription = Subscription.sync_from_stripe_data(subscription_fake)
items = subscription.items.all()
self.assertEqual(1, len(items))
item = items[0]
self.assertEqual(subscription.quantity, 1)
# Note that subscription.quantity is 1, but item.quantity isn't set on metered plans
self.assertIsNone(item.quantity)
self.assertEqual(item.plan.id, FAKE_PLAN_METERED["id"])
self.assert_fks(subscription, expected_blank_fks={"djstripe.Customer.coupon"})