def test_get_object(self, stripe_create_customer_mock): view_instance = ChangeCardView() request = RequestFactory() request.user = self.user view_instance.request = request object_a = view_instance.get_object() object_b = view_instance.get_object() customer_instance = Customer.objects.get(subscriber=self.user) self.assertEqual(customer_instance, object_a) self.assertEqual(object_a, object_b)