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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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.qpid.basic;
import junit.framework.JUnit4TestAdapter;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.AMQDestination;
import org.apache.qpid.client.AMQQueue;
import org.apache.qpid.client.AMQSession;
import org.apache.qpid.client.message.JMSTextMessage;
import org.junit.Before;
import org.junit.Test;
import javax.jms.*;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
public class TextMessageTest implements MessageListener
{
private AMQConnection _connection;
private Destination _destination;
private AMQSession _session;
private final List<JMSTextMessage> received = new ArrayList<JMSTextMessage>();
private final List<String> messages = new ArrayList<String>();
private int _count = 100;
public String _connectionString = "vm://:1";
@Before
public void init() throws Exception
{
init(new AMQConnection(_connectionString, "guest", "guest", randomize("Client"), "/test_path"));
}
private void init(AMQConnection connection) throws Exception
{
Destination destination = new AMQQueue(randomize("TextMessageTest"), true);
init(connection, destination);
}
private void init(AMQConnection connection, Destination destination) throws Exception
{
_connection = connection;
_destination = destination;
_session = (AMQSession) connection.createSession(false, AMQSession.AUTO_ACKNOWLEDGE);
//set up a slow consumer
_session.createConsumer(destination).setMessageListener(this);
connection.start();
}
@Test
public void test() throws Exception
{
int count = _count;
send(count);
waitFor(count);
check();
System.out.println("Completed without failure");
_connection.close();
}
void send(int count) throws JMSException
{
//create a publisher
MessageProducer producer = _session.createProducer(_destination);
for (int i = 0; i < count; i++)
{
String text = "Message " + i;
messages.add(text);
producer.send(_session.createTextMessage(text));
}
}
void waitFor(int count) throws InterruptedException
{
synchronized(received)
{
while(received.size() < count)
{
received.wait();
}
}
}
void check() throws JMSException
{
List<String> actual = new ArrayList<String>();
for (JMSTextMessage m : received)
{
actual.add(m.getText());
}
assertEqual(messages.iterator(), actual.iterator());
}
private static void assertEqual(Iterator expected, Iterator actual)
{
List<String> errors = new ArrayList<String>();
while(expected.hasNext() && actual.hasNext())
{
try{
assertEqual(expected.next(), actual.next());
}
catch(Exception e)
{
errors.add(e.getMessage());
}
}
while(expected.hasNext())
{
errors.add("Expected " + expected.next() + " but no more actual values.");
}
while(actual.hasNext())
{
errors.add("Found " + actual.next() + " but no more expected values.");
}
if(!errors.isEmpty())
{
throw new RuntimeException(errors.toString());
}
}
private static void assertEqual(Object expected, Object actual)
{
if(!expected.equals(actual))
{
throw new RuntimeException("Expected '" + expected + "' found '" + actual + "'");
}
}
public void onMessage(Message message)
{
synchronized(received)
{
received.add((JMSTextMessage) message);
received.notify();
}
}
private static String randomize(String in)
{
return in + System.currentTimeMillis();
}
public static void main(String[] argv) throws Exception
{
TextMessageTest test = new TextMessageTest();
test._connectionString = argv.length == 0 ? "vm://:1" : argv[0];
test.init();
if (argv.length > 1) test._count = Integer.parseInt(argv[1]);
test.test();
}
public static junit.framework.Test suite()
{
return new JUnit4TestAdapter(TextMessageTest.class);
}
}
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