TST: Coverage and adding new model tests

ccdb/users/tests/test_models.py

@@ -0,0 +1,19 @@
+from django.test import TestCase
+from django.db import IntegrityError, transaction
+
+from ..models import User
+from ..factories import UserFactory
+
+
+class UserTestCase(TestCase):
+    def test_creation(self):
+        u = UserFactory()
+        self.assertTrue(isinstance(u, User))
+        self.assertEqual(u.__str__(), u.username)
+
+    def test_uniqueness(self):
+        u1 = UserFactory()
+        with transaction.atomic(), self.assertRaises(IntegrityError):
+            UserFactory(username=u1.username)
+        u3 = UserFactory()
+        self.assertTrue(isinstance(u3, User))