'Tests that any method changing the course creator authz group must be called with staff permissions.'

def test_staff_permission_required(self):

    with self.assertRaises(PermissionDenied):
        add_user_with_status_granted(self.user, self.user)
    with self.assertRaises(PermissionDenied):
        update_course_creator_group(self.user, self.user, True)
