def test_validate_value_fail_denied_acces_other_user_space(self):
     """
     Test whether overriden validate_value method raises a serializers.ValidationError
     when user tries to access another user's space.
     """
     path_parm_serializer = PathParameterSerializer(user=self.user)
     with self.assertRaises(serializers.ValidationError):
         value = "{}/uploads, anotheruser".format(self.username)
         path_parm_serializer.validate_value(value)
     with self.assertRaises(serializers.ValidationError):
         value = "{}, anotheruser/uploads".format(self.username,
                                                  self.username)
         path_parm_serializer.validate_value(value)