Function _server_on_message

tests/async/test_route_web_socket.py:167–173

(message: Union[str, bytes])

        ws.on_message(_ws_on_message)

        def _server_on_message(message: Union[str, bytes]) -> None:
            if message == "to-block":
                return
            if message == "to-modify":
                ws.send("modified")
                return
            ws.send(message)

        server.on_message(_server_on_message)
        server.send("fake")