1 files changed, 247 insertions, 0 deletions
diff --git a/java/java/client/test/src/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java b/java/java/client/test/src/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java
new file mode 100644
index 0000000000..1b2108b928
--- /dev/null
+++ b/java/java/client/test/src/org/apache/qpid/test/unit/basic/MultipleConnectionTest.java
@@ -0,0 +1,247 @@
+/*
+ *
+ * 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 junit.framework.JUnit4TestAdapter;
+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.vmbroker.AMQVMBrokerCreationException;
+import org.apache.qpid.client.transport.TransportConnection;
+import org.junit.Test;
+import org.junit.Assert;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+
+import javax.jms.*;
+
+/**
+ * This is a slow test.
+ */
+public class MultipleConnectionTest
+{
+    public static String _connectionString = "vm://:1";
+
+    private static class Receiver
+    {
+        private AMQConnection _connection;
+        private Session[] _sessions;
+        private MessageCounter[] _counters;
+
+        Receiver(String broker, AMQDestination dest, int sessions) throws Exception
+        {
+            this(new AMQConnection(broker, "guest", "guest", randomize("Client"), "/test_path"), 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 static class Publisher
+    {
+        private AMQConnection _connection;
+        private Session _session;
+        private MessageProducer _producer;
+
+        Publisher(String broker, AMQDestination dest) throws Exception
+        {
+            this(new AMQConnection(broker, "guest", "guest", randomize("Client"), "/test_path"), 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++;
+            notifyAll();
+        }
+
+        synchronized boolean waitUntil(int expected, long maxWait) throws InterruptedException
+        {
+            long start = System.currentTimeMillis();
+            long timeLeft = maxWait;
+            do
+            {
+                wait(timeLeft);
+                timeLeft = maxWait - timeSince(start);
+            }
+            while (expected > _count && timeLeft > 0);
+            return expected <= _count;
+        }
+
+        private long timeSince(long start)
+        {
+            return System.currentTimeMillis() - start;
+        }
+
+        public synchronized String toString()
+        {
+            return _name + ": " + _count;
+        }
+    }
+
+    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] : "vm://:1";
+
+        int connections = 7;
+        int sessions = 2;
+
+        MultipleConnectionTest test = new MultipleConnectionTest();
+        test._connectionString = broker;
+        test.test();
+    }
+
+    @Test
+    public void test() throws Exception
+    {
+        String broker = _connectionString;
+        int messages = 10;
+
+        AMQTopic topic = new AMQTopic("amq.topic");
+
+        /*
+        Receiver[] receivers = new Receiver[connections];
+        for(int i = 0; i < receivers.length; i++)
+        {
+            receivers[i] = new Receiver(broker, topic, sessions);
+        }
+        */
+
+        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);
+            System.out.println("All receivers received all expected messages");
+        }
+        finally
+        {
+            publisher.close();
+            for (int i = 0; i < receivers.length; i++)
+            {
+                receivers[i].close();
+            }
+        }
+    }
+
+    @BeforeClass
+    public static void createVMBroker() throws Exception
+    {
+        try
+        {
+            TransportConnection.createVMBroker(1);
+        }
+        catch (AMQVMBrokerCreationException e)
+        {
+            Assert.fail("Unable to create broker: " + e);
+        }
+    }
+
+    @AfterClass
+    public static void stopVmBroker()
+    {
+        TransportConnection.killVMBroker(1);
+    }
+
+
+    public static junit.framework.Test suite()
+    {
+        return new JUnit4TestAdapter(MultipleConnectionTest.class);
+    }
+}