Method setUpClass

tests/auth_tests/test_forms.py:1168–1172

(cls)

class PasswordResetFormTest(TestDataMixin, TestCase):
    @classmethod
    def setUpClass(cls):
        super().setUpClass()
        # This cleanup is necessary because contrib.sites cache
        # makes tests interfere with each other, see #11505
        Site.objects.clear_cache()

    def assertEmailMessageSent(self, **kwargs):
        self.assertEqual(len(mail.outbox), 1)