Make tests pass when running on cms

common/djangoapps/util/models.py~Make tests pass when running on cms

+from django.db import models
+
+# Create your models here.

common/djangoapps/util/tests.py~Make tests pass when running on cms

+"""
+This file demonstrates writing tests using the unittest module. These will pass
+when you run "manage.py test".
+
+Replace this with more appropriate tests for your application.
+"""
+
+from django.test import TestCase
+
+
+class SimpleTest(TestCase):
+    def test_basic_addition(self):
+        """
+        Tests that 1 + 1 always equals 2.
+        """
+        self.assertEqual(1 + 1, 2)

common/lib/keystore/django.py

+"""
+Module that provides a connection to the keystore specified in the django settings.
+
+Passes settings.KEYSTORE as kwargs to MongoKeyStore
+"""
+
+from __future__ import absolute_import
+
+from django.conf import settings
+from .mongo import MongoKeyStore
+
+keystore = MongoKeyStore(**settings.KEYSTORE)

common/lib/keystore/exceptions.py

+"""
+Exceptions thrown by KeyStore objects
+"""
+
+
+class ItemNotFoundError(Exception):
+    pass
+
+
+class InsufficientSpecificationError(Exception):
+    pass