'Test that the command will throw an error if called with a value
that\'s neither \'QUEUING\' nor \'PROGRESS\''

@ddt.data((QUEUING + 'not    a    real    value'), (PROGRESS + 'also    not    real'))
def test_task_type_error(self, task_type):

    with self.assertRaises(CommandError):
        call_command('fail_old_tasks', task_type, before='2015-05-15', after='2015-05-05')
