JmsMessageConsumerTest.java

/**
 * 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.activemq;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Session;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

import org.apache.activemq.broker.BrokerService;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

public class JmsMessageConsumerTest {

   private BrokerService brokerService;
   private String brokerURI;

   @Rule
   public TestName name = new TestName();

   @Before
   public void startBroker() throws Exception {
      brokerService = new BrokerService();
      brokerService.setPersistent(false);
      brokerService.setUseJmx(false);
      brokerService.start();
      brokerService.waitUntilStarted();

      brokerURI = "vm://localhost?create=false";
   }

   @After
   public void stopBroker() throws Exception {
      if (brokerService != null) {
         brokerService.stop();
      }
   }

   @Test
   public void testSyncReceiveWithExpirationChecks() throws Exception {
      ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(brokerURI);

      Connection connection = factory.createConnection();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      Destination destination = session.createQueue(name.getMethodName());
      MessageConsumer consumer = session.createConsumer(destination);
      MessageProducer producer = session.createProducer(destination);
      producer.setTimeToLive(TimeUnit.SECONDS.toMillis(2));
      connection.start();

      producer.send(session.createTextMessage("test"));

      // Allow message to expire in the prefetch buffer
      TimeUnit.SECONDS.sleep(4);

      assertNull(consumer.receive(1000));
      connection.close();
   }

   @Test
   public void testSyncReceiveWithIgnoreExpirationChecks() throws Exception {
      ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(brokerURI);
      factory.setConsumerExpiryCheckEnabled(false);

      Connection connection = factory.createConnection();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      Destination destination = session.createQueue(name.getMethodName());
      MessageConsumer consumer = session.createConsumer(destination);
      MessageProducer producer = session.createProducer(destination);
      producer.setTimeToLive(TimeUnit.SECONDS.toMillis(2));
      connection.start();

      producer.send(session.createTextMessage("test"));

      // Allow message to expire in the prefetch buffer
      TimeUnit.SECONDS.sleep(4);

      assertNotNull(consumer.receive(1000));
      connection.close();
   }

   @Test
   public void testAsyncReceiveWithExpirationChecks() throws Exception {
      ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(brokerURI);

      final CountDownLatch received = new CountDownLatch(1);

      Connection connection = factory.createConnection();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      Destination destination = session.createQueue(name.getMethodName());
      MessageConsumer consumer = session.createConsumer(destination);
      consumer.setMessageListener(new MessageListener() {

         @Override
         public void onMessage(Message message) {
            received.countDown();
         }
      });
      MessageProducer producer = session.createProducer(destination);
      producer.setTimeToLive(TimeUnit.SECONDS.toMillis(2));

      producer.send(session.createTextMessage("test"));

      // Allow message to expire in the prefetch buffer
      TimeUnit.SECONDS.sleep(4);
      connection.start();

      assertFalse(received.await(1, TimeUnit.SECONDS));
      connection.close();
   }

   @Test
   public void testAsyncReceiveWithoutExpirationChecks() throws Exception {
      ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(brokerURI);
      factory.setConsumerExpiryCheckEnabled(false);

      final CountDownLatch received = new CountDownLatch(1);

      Connection connection = factory.createConnection();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      Destination destination = session.createQueue(name.getMethodName());
      MessageConsumer consumer = session.createConsumer(destination);
      consumer.setMessageListener(new MessageListener() {

         @Override
         public void onMessage(Message message) {
            received.countDown();
         }
      });
      MessageProducer producer = session.createProducer(destination);
      producer.setTimeToLive(TimeUnit.SECONDS.toMillis(2));

      producer.send(session.createTextMessage("test"));

      // Allow message to expire in the prefetch buffer
      TimeUnit.SECONDS.sleep(4);
      connection.start();

      assertTrue(received.await(5, TimeUnit.SECONDS));
      connection.close();
   }
}