Test to reproduce AMQ4920

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Kevin Earls 2013-12-05 12:50:55 +01:00
parent 8b06c44cc0
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/**
* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.activemq.transport.amqp;
import org.apache.qpid.amqp_1_0.jms.impl.ConnectionFactoryImpl;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import java.util.concurrent.Callable;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import static org.junit.Assert.assertEquals;
public class AMQ4920Test extends AmqpTestSupport {
private static final Logger LOG = LoggerFactory.getLogger(AMQ4920Test.class);
private static final Integer ITERATIONS = 1 * 1000;
private static final Integer CONSUMER_COUNT = 4; // At least 2 consumers are required to reproduce the original issue
public static final String TEXT_MESSAGE = "TextMessage: ";
private CountDownLatch latch = new CountDownLatch(CONSUMER_COUNT * ITERATIONS);
@Before
public void setUp() throws Exception {
super.setUp();
this.autoFailTestSupport.setAutoFail(false);
}
@Test(timeout = 5 * 60 * 1000)
public void testSendWithMultipleConsumers() throws Exception {
ConnectionFactory connectionFactory = (ConnectionFactory) new ConnectionFactoryImpl("localhost", port, "admin", "admin");
Connection connection = connectionFactory.createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
String destinationName = "topic://AMQ4920Test" + System.currentTimeMillis();
Destination destination = session.createTopic(destinationName);
connection.start();
ExecutorService executor = Executors.newCachedThreadPool();
for (int i=0; i < CONSUMER_COUNT; i++) {
AMQ4930ConsumerTask consumerTask = new AMQ4930ConsumerTask(destinationName, port, "Consumer-" + i, latch, ITERATIONS);
executor.submit(consumerTask);
}
connection.start();
LOG.debug("At start latch is " + latch.getCount());
sendMessages(connection, destination, ITERATIONS, 10);
LOG.debug("After send latch is " + latch.getCount());
latch.await(15, TimeUnit.SECONDS);
LOG.debug("After await latch is " + latch.getCount());
assertEquals(0, latch.getCount());
executor.shutdown();
}
public void sendMessages(Connection connection, Destination destination, int count, int sleepInterval) throws Exception {
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer = session.createProducer(destination);
for (int i = 0; i < count; i++) {
TextMessage message = session.createTextMessage();
message.setText(TEXT_MESSAGE + i);
LOG.debug("Sending message [" + i + "]");
producer.send(message);
if (sleepInterval > 0) {
Thread.sleep(sleepInterval);
}
}
session.close();
}
}
class AMQ4930ConsumerTask implements Callable<Boolean> {
protected static final Logger LOG = LoggerFactory.getLogger(AMQ4930ConsumerTask.class);
private String destinationName;
private String consumerName;
private CountDownLatch messagesReceived;
private int port;
private int expectedMessageCount;
public AMQ4930ConsumerTask (String destinationName, int port, String consumerName, CountDownLatch latch, int expectedMessageCount) {
this.destinationName = destinationName;
this.port = port;
this.consumerName = consumerName;
this.messagesReceived = latch;
this.expectedMessageCount = expectedMessageCount;
}
@Override
public Boolean call() throws Exception {
LOG.debug(consumerName + " starting");
Connection connection=null;
try {
ConnectionFactory connectionFactory = (ConnectionFactory) new ConnectionFactoryImpl("localhost", port, "admin", "admin");
connection = connectionFactory.createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Destination destination = session.createTopic(destinationName);
MessageConsumer consumer = session.createConsumer(destination);
connection.start();
int receivedCount = 0;
while(receivedCount < expectedMessageCount) {
Message message = consumer.receive(5 * 1000);
if (message == null) {
LOG.error("consumer {} got null message on iteration {}", consumerName, receivedCount);
return false;
}
if (!(message instanceof TextMessage)) {
LOG.error("consumer {} expected text message on iteration {} but got {}", consumerName, receivedCount, message.getClass().getCanonicalName());
return false;
}
TextMessage tm = (TextMessage) message;
if (!tm.getText().equals(AMQ4920Test.TEXT_MESSAGE + receivedCount)) {
LOG.error("consumer {} expected {} got message [{}]", consumerName, receivedCount, tm.getText());
return false;
}
LOG.debug("consumer {} expected {} got message [{}]", consumerName, receivedCount, tm.getText()); // TODO make debug
messagesReceived.countDown();
receivedCount++;
}
} catch (Exception e) {
LOG.error("UnexpectedException in " + consumerName, e);
} finally {
try {
connection.close();
} catch (JMSException ignoreMe) {
}
}
return true;
}
}