custom user model that maintains id as pk

src/apps/lyric/tests/test_models.py

@@ -0,0 +1,15 @@
+from django.contrib import auth
+from django.test import TestCase
+from ..models import User
+
+class UserModelTest(TestCase):
+    def test_model_is_configured_for_django_auth(self):
+        self.assertEqual(auth.get_user_model(), User)
+    
+    def test_user_is_valid_with_email_only(self):
+        user = User(email="a@b.cde")
+        user.full_clean() # should not raise
+
+    def test_id_is_primary_key(self):
+        user = User(id="123")
+        self.assertEqual(user.pk, "123")