Refs #21379, #26719 -- Moved username normalization to AbstractBaseUser.

Thanks Huynh Thanh Tam for the initial patch and Claude Paroz for review.

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/auth_tests/test_forms.py b/tests/auth_tests/test_forms.py
index d2ce828eb8..fe22d1e20b 100644
--- a/tests/auth_tests/test_forms.py
+++ b/tests/auth_tests/test_forms.py
@@ -120,6 +120,22 @@ class UserCreationFormTest(TestDataMixin, TestCase):
             self.assertFalse(form.is_valid())
 
     @skipIf(six.PY2, "Python 2 doesn't support unicode usernames by default.")
+    def test_normalize_username(self):
+        # The normalization happens in AbstractBaseUser.clean() and ModelForm
+        # validation calls Model.clean().
+        ohm_username = 'testΩ'  # U+2126 OHM SIGN
+        data = {
+            'username': ohm_username,
+            'password1': 'pwd2',
+            'password2': 'pwd2',
+        }
+        form = UserCreationForm(data)
+        self.assertTrue(form.is_valid())
+        user = form.save()
+        self.assertNotEqual(user.username, ohm_username)
+        self.assertEqual(user.username, 'testΩ')  # U+03A9 GREEK CAPITAL LETTER OMEGA
+
+    @skipIf(six.PY2, "Python 2 doesn't support unicode usernames by default.")
     def test_duplicate_normalized_unicode(self):
         """
         To prevent almost identical usernames, visually identical but differing