Fixed #16412 -- Prevented a contrib.auth test from failing in the p…

…otential case where `contrib.sites` was not installed. Thanks to haras for the report and to Aymeric Augustin for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16717 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/auth/tests/forms.py

@@ -260,7 +260,10 @@ def test_custom_email_subject(self):
             data = {'email': 'testclient@example.com'}
             form = PasswordResetForm(data)
             self.assertTrue(form.is_valid())
-            form.save()
+            # Since we're not providing a request object, we must provide a
+            # domain_override to prevent the save operation from failing in the
+            # potential case where contrib.sites is not installed. Refs #16412.
+            form.save(domain_override='example.com')
             self.assertEqual(len(mail.outbox), 1)
             self.assertEqual(mail.outbox[0].subject, u'Custom password reset on example.com')