Implement DateUtils in LMS

lms/djangoapps/courseware/tests/test_context_processor.py

@@ -0,0 +1,43 @@
+"""
+Unit tests for courseware context_processor
+"""
+from django.contrib.auth.models import AnonymousUser
+from mock import Mock
+
+from student.tests.factories import UserFactory
+from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
+from openedx.core.djangoapps.user_api.preferences.api import set_user_preference
+
+from courseware.context_processor import user_timezone_locale_prefs
+
+
+class UserPrefContextProcessorUnitTest(ModuleStoreTestCase):
+    """
+    Unit test for courseware context_processor
+    """
+    def setUp(self):
+        super(UserPrefContextProcessorUnitTest, self).setUp()
+
+        self.user = UserFactory.create()
+        self.request = Mock()
+        self.request.user = self.user
+
+    def test_anonymous_user(self):
+        self.request.user = AnonymousUser()
+        context = user_timezone_locale_prefs(self.request)
+        self.assertIsNone(context['user_timezone'])
+        self.assertIsNone(context['user_language'])
+
+    def test_no_timezone_preference(self):
+        set_user_preference(self.user, 'pref-lang', 'en')
+        context = user_timezone_locale_prefs(self.request)
+        self.assertIsNone(context['user_timezone'])
+        self.assertIsNotNone(context['user_language'])
+        self.assertEqual(context['user_language'], 'en')
+
+    def test_no_language_preference(self):
+        set_user_preference(self.user, 'time_zone', 'Asia/Tokyo')
+        context = user_timezone_locale_prefs(self.request)
+        self.assertIsNone(context['user_language'])
+        self.assertIsNotNone(context['user_timezone'])
+        self.assertEqual(context['user_timezone'], 'Asia/Tokyo')