viswaramamoorthy commented on a change in pull request #3788: Rabbitmq plugin test migration URL: https://github.com/apache/skywalking/pull/3788#discussion_r346339983
########## File path: test/plugin/scenarios/rabbitmq-scenario/src/main/java/org/apache/skywalking/apm/testcase/rabbitmq/controller/CaseController.java ########## @@ -0,0 +1,135 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package org.apache.skywalking.apm.testcase.rabbitmq.controller; + + +import com.rabbitmq.client.*; +import org.apache.logging.log4j.LogManager; +import org.apache.logging.log4j.Logger; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.context.annotation.PropertySource; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.ResponseBody; +import org.springframework.web.bind.annotation.RestController; + + +import java.io.IOException; + +@RestController +@RequestMapping("/case") +@PropertySource("classpath:application.properties") +public class CaseController { + + private Logger logger = LogManager.getLogger(CaseController.class); + + + private static final String USERNAME = "admin"; + + private static final String PASSWORD = "admin"; + + @Value(value = "${rabbitmq.host:127.0.0.1}") + private String brokerUrl; + + private static final int PORT = 5672; + + private static final String QUEUE_NAME = "test"; + + private static final String MESSAGE = "rabbitmq-testcase"; + + ConnectionFactory factory; + + Connection connection = null; + + + @RequestMapping("/rabbitmq") + @ResponseBody + public String rabbitmqCase() throws Exception { + Channel channel = null; + + try{ + factory = new ConnectionFactory(); + logger.info("Using brokerUrl = " + brokerUrl); + factory.setHost(brokerUrl); + factory.setPort(PORT); + factory.setUsername(USERNAME); + factory.setPassword(PASSWORD); + + connection = factory.newConnection(); + + channel = connection.createChannel(); + channel.queueDeclare(QUEUE_NAME, false, false, false, null); + AMQP.BasicProperties.Builder propsBuilder = new AMQP.BasicProperties.Builder(); + logger.info("Message being published -------------->"+MESSAGE); + channel.basicPublish("", QUEUE_NAME, propsBuilder.build(), MESSAGE.getBytes("UTF-8")); + logger.info("Message has been published-------------->"+MESSAGE); + + DeliverCallback deliverCallback = (consumerTag, delivery) -> { + String message = new String(delivery.getBody(), "UTF-8"); + logger.info("Message received-------------->"+message); + }; + channel.basicConsume(QUEUE_NAME, true, deliverCallback, consumerTag -> { }); + Thread.sleep(5000); Review comment: Sleep cannot be removed because test case relies on RabbitMQ queue message delivery and it is asynchronous. I have improved it by introducing Count Down Latch. CountDownLatch will wait until message received and exit instead of constant sleep of 5 seconds ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
