Method on_message

tornado/test/websocket_test.py:68–74

(self, message)

class EchoHandler(TestWebSocketHandler):
    @gen.coroutine
    def on_message(self, message):
        try:
            yield self.write_message(message, isinstance(message, bytes))
        except asyncio.CancelledError:
            pass
        except WebSocketClosedError:
            pass


class ErrorInOnMessageHandler(TestWebSocketHandler):