public void CanCreateFromMessageBuilder()
{
var msgBuilder = new MqttConnectAckMessageBuilder()
{
ConnectReturnCode = ConnectReturnCode.Accepted
};
var msg = msgBuilder.GetMessage() as MqttConnectAckMessage;
Assert.AreEqual(ConnectReturnCode.Accepted, msg.ConnectReturnCode);
}
public void WriteAsync(SocketEventArgs args)
{
SentMessages.Add(args.MessageToSend.MessageType);
args.Complete();
// Mock a server that does not send appropriate response
if (DoNotRespond)
{
return;
}
// This section mocks the expected response behavior from an MQTT broker
switch (args.MessageToSend.MessageType)
{
case MessageType.Connect:
var conAck = new MqttConnectAckMessageBuilder();
MessageReceived(new MqttNetEventArgs
{
Message = conAck.GetMessage(),
ClientUid = args.ClientUid
});
break;
case MessageType.Subscribe:
var subMsg = args.MessageToSend as IMqttIdMessage;
var subAck = new MqttSubscribeAckMessageBuilder
{
MessageId = subMsg.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = subAck.GetMessage(),
ClientUid = args.ClientUid
});
break;
case MessageType.Unsubscribe:
var unsubMsg = args.MessageToSend as IMqttIdMessage;
var unsubAck = new MqttUnsubscribeAckMessageBuilder
{
MessageId = unsubMsg.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = unsubAck.GetMessage(),
ClientUid = args.ClientUid
});
break;
case MessageType.PingReq:
var pingResp = new MqttPingResponseMessageBuilder();
MessageReceived(new MqttNetEventArgs
{
Message = pingResp.GetMessage(),
ClientUid = args.ClientUid
});
break;
case MessageType.Publish:
var publishMsg = args.MessageToSend as IMqttIdMessage;
// Mock publish response behavior
if (args.MessageToSend.QualityOfService == QualityOfService.AtLeastOnce)
{
var msgRcv = new MqttPublishAckMessageBuilder
{
MessageId = publishMsg.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = msgRcv.GetMessage(),
ClientUid = args.ClientUid
});
}
else if (args.MessageToSend.QualityOfService == QualityOfService.ExactlyOnce)
{
var msgRcv = new MqttPublishReceivedMessageBuilder()
{
MessageId = publishMsg.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = msgRcv.GetMessage(),
ClientUid = args.ClientUid
});
}
break;
case MessageType.PubRec:
var pubRec = args.MessageToSend as IMqttIdMessage;
var pubRel1 = new MqttPublishReleaseMessageBuilder
{
MessageId = pubRec.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = pubRel1.GetMessage(),
ClientUid = args.ClientUid
});
break;
case MessageType.PubRel:
var pubRel2 = args.MessageToSend as IMqttIdMessage;
var pubComp = new MqttPublishCompleteMessageBuilder
{
MessageId = pubRel2.MessageId
};
MessageReceived(new MqttNetEventArgs
{
Message = pubComp.GetMessage(),
ClientUid = args.ClientUid
});
break;
}
}