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Diffstat (limited to 'java/systests/src/main/java/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java')
-rw-r--r-- | java/systests/src/main/java/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/java/systests/src/main/java/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java b/java/systests/src/main/java/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java new file mode 100644 index 0000000000..658cf26135 --- /dev/null +++ b/java/systests/src/main/java/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java @@ -0,0 +1,230 @@ +/* + * 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.qpid.test.unit.basic; + +import org.apache.qpid.client.AMQConnection; +import org.apache.qpid.client.AMQDestination; +import org.apache.qpid.client.AMQSession; +import org.apache.qpid.client.AMQTopic; +import org.apache.qpid.client.transport.TransportConnection; +import org.apache.qpid.exchange.ExchangeDefaults; +import org.apache.qpid.test.utils.QpidTestCase; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import javax.jms.JMSException; +import javax.jms.Message; +import javax.jms.MessageListener; +import javax.jms.MessageProducer; +import javax.jms.Session; + +public class MultipleConnectionTest extends QpidTestCase +{ + private static final Logger _logger = LoggerFactory.getLogger(MultipleConnectionTest.class); + + public static final String _defaultBroker = "vm://:1"; + public String _connectionString = _defaultBroker; + + private class Receiver + { + private AMQConnection _connection; + private Session[] _sessions; + private MessageCounter[] _counters; + + Receiver(String broker, AMQDestination dest, int sessions) throws Exception + { + this((AMQConnection) getConnection("guest", "guest"), dest, sessions); + } + + Receiver(AMQConnection connection, AMQDestination dest, int sessions) throws Exception + { + _connection = connection; + _sessions = new AMQSession[sessions]; + _counters = new MessageCounter[sessions]; + for (int i = 0; i < sessions; i++) + { + _sessions[i] = _connection.createSession(false, AMQSession.NO_ACKNOWLEDGE); + _counters[i] = new MessageCounter(_sessions[i].toString()); + _sessions[i].createConsumer(dest).setMessageListener(_counters[i]); + } + + _connection.start(); + } + + void close() throws JMSException + { + _connection.close(); + } + } + + private class Publisher + { + private AMQConnection _connection; + private Session _session; + private MessageProducer _producer; + + Publisher(String broker, AMQDestination dest) throws Exception + { + this((AMQConnection) getConnection("guest", "guest"), dest); + } + + Publisher(AMQConnection connection, AMQDestination dest) throws Exception + { + _connection = connection; + _session = _connection.createSession(false, AMQSession.NO_ACKNOWLEDGE); + _producer = _session.createProducer(dest); + } + + void send(String msg) throws JMSException + { + _producer.send(_session.createTextMessage(msg)); + } + + void close() throws JMSException + { + _connection.close(); + } + } + + private static class MessageCounter implements MessageListener + { + private final String _name; + private int _count; + + MessageCounter(String name) + { + _name = name; + } + + public synchronized void onMessage(Message message) + { + _count++; + notify(); + } + + synchronized boolean waitUntil(int expected, long maxWait) throws InterruptedException + { + long start = System.currentTimeMillis(); + while (expected > _count) + { + long timeLeft = maxWait - timeSince(start); + if (timeLeft < 0) + { + break; + } + + wait(timeLeft); + } + + return expected <= _count; + } + + private long timeSince(long start) + { + return System.currentTimeMillis() - start; + } + + public synchronized String toString() + { + return _name + ": " + _count; + } + } + + protected void setUp() throws Exception + { + super.setUp(); + TransportConnection.createVMBroker(1); + } + + protected void tearDown() throws Exception + { + super.tearDown(); + TransportConnection.killAllVMBrokers(); + } + + private static void waitForCompletion(int expected, long wait, Receiver[] receivers) throws InterruptedException + { + for (int i = 0; i < receivers.length; i++) + { + waitForCompletion(expected, wait, receivers[i]._counters); + } + } + + private static void waitForCompletion(int expected, long wait, MessageCounter[] counters) throws InterruptedException + { + for (int i = 0; i < counters.length; i++) + { + if (!counters[i].waitUntil(expected, wait)) + { + throw new RuntimeException("Expected: " + expected + " got " + counters[i]); + } + } + } + + private static String randomize(String in) + { + return in + System.currentTimeMillis(); + } + + public static void main(String[] argv) throws Exception + { + String broker = (argv.length > 0) ? argv[0] : _defaultBroker; + + MultipleConnectionTest test = new MultipleConnectionTest(); + test._connectionString = broker; + test.test(); + } + + public void test() throws Exception + { + String broker = _connectionString; + int messages = 10; + + AMQTopic topic = new AMQTopic(ExchangeDefaults.TOPIC_EXCHANGE_NAME, "amq.topic"); + + Receiver[] receivers = new Receiver[] { new Receiver(broker, topic, 2), new Receiver(broker, topic, 14) }; + + Publisher publisher = new Publisher(broker, topic); + for (int i = 0; i < messages; i++) + { + publisher.send("Message " + (i + 1)); + } + + try + { + waitForCompletion(messages, 5000, receivers); + _logger.info("All receivers received all expected messages"); + } + finally + { + publisher.close(); + for (int i = 0; i < receivers.length; i++) + { + receivers[i].close(); + } + } + } + + public static junit.framework.Test suite() + { + return new junit.framework.TestSuite(MultipleConnectionTest.class); + } +} |