activemq-unit-tests/src/test/java/org/apache/activemq/transport/fanout/FanoutTest.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.
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package org.apache.activemq.transport.fanout;

import javax.jms.Connection;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;

import junit.framework.TestCase;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.util.MessageIdList;

public class FanoutTest extends TestCase {

    BrokerService broker1;
    BrokerService broker2;
    
    ActiveMQConnectionFactory producerFactory = new ActiveMQConnectionFactory("fanout:(static:(tcp://localhost:61616,tcp://localhost:61617))?fanOutQueues=true");
    Connection producerConnection;
    Session producerSession;
    int messageCount = 100;

    public void setUp() throws Exception {
        broker1 = BrokerFactory.createBroker("broker:(tcp://localhost:61616)/brokerA?persistent=false&useJmx=false");
        broker2 = BrokerFactory.createBroker("broker:(tcp://localhost:61617)/brokerB?persistent=false&useJmx=false");
        
        broker1.start();
        broker2.start();
        
        broker1.waitUntilStarted();
        broker2.waitUntilStarted();
        
        producerConnection = producerFactory.createConnection();
        producerConnection.start();
        producerSession = producerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    }
    
    public void tearDown() throws Exception {
        producerSession.close();
        producerConnection.close();
        
        broker1.stop();
        broker2.stop();
    }
    
    public void testSendReceive() throws Exception {

        MessageProducer prod = createProducer();
        for (int i = 0; i < messageCount; i++) {
            Message msg = producerSession.createTextMessage("Message " + i);
            prod.send(msg);
        }
        prod.close();
        
        assertMessagesReceived("tcp://localhost:61616");
        assertMessagesReceived("tcp://localhost:61617");
        
    }
    
    protected MessageProducer createProducer() throws Exception {
        return producerSession.createProducer(producerSession.createQueue("TEST"));   
    }
    
    protected void assertMessagesReceived(String brokerURL) throws Exception {
        ActiveMQConnectionFactory consumerFactory = new ActiveMQConnectionFactory(brokerURL);
        Connection consumerConnection = consumerFactory.createConnection();
        consumerConnection.start();
        Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageConsumer consumer = consumerSession.createConsumer(consumerSession.createQueue("TEST"));
        MessageIdList listener = new MessageIdList();
        consumer.setMessageListener(listener);
        listener.waitForMessagesToArrive(messageCount);
        listener.assertMessagesReceived(messageCount);
        
        consumer.close(); consumerConnection.close(); consumerSession.close();
    }
}