def METHOD_NAME(app):
    """Test if sanic don't register system signals"""
    @app.route("/hello")
    async def hello_route(request):
        return HTTPResponse()
    app.listener("after_server_start")(stop)
    app.listener("before_server_start")(set_loop)
    app.listener("after_server_stop")(after)
    message = (
        r"Cannot run Sanic\.serve with register_sys_signals=False\. Use "
        r"Sanic.serve_single\."
    )
    with pytest.raises(RuntimeError, match=message):
        app.prepare(HOST, PORT, register_sys_signals=False)
    assert calledq.empty()