def METHOD_NAME():
    def test():
        queue = MagicMock()
        display = Display()
        display.set_queue(queue)
        display.warning('foo')
        queue.send_display.assert_called_once_with('warning', 'foo')
    p = multiprocessing_context.Process(target=test)
    p.start()
    p.join()
    assert p.exitcode == 0