Adding a modified version of the test case attached to AMQ2401. This test would fail quickly before the patch in revision 818487 was applied.

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@818496 13f79535-47bb-0310-9956-ffa450edef68

activemq-core/src/test/java/org/apache/activemq/bugs/AMQ2401Test.java

@@ -0,0 +1,245 @@
+/**
+ * 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.bugs;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+import javax.jms.BytesMessage;
+import javax.jms.Connection;
+import javax.jms.JMSException;
+import javax.jms.Message;
+import javax.jms.MessageConsumer;
+import javax.jms.MessageListener;
+import javax.jms.MessageProducer;
+import javax.jms.Session;
+
+import org.apache.activemq.ActiveMQConnection;
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.broker.BrokerService;
+import org.apache.activemq.broker.region.policy.PolicyEntry;
+import org.apache.activemq.broker.region.policy.PolicyMap;
+import org.apache.activemq.broker.region.policy.VMPendingQueueMessageStoragePolicy;
+
+import junit.framework.TestCase;
+
+/**
+ * An AMQ-2401 Test
+ * 
+ */
+public class AMQ2401Test extends TestCase implements MessageListener{
+    BrokerService broker;
+    private ActiveMQConnectionFactory factory;
+    private static final int SEND_COUNT = 500;
+    private static final int CONSUMER_COUNT = 50;
+    private static final int PRODUCER_COUNT = 1;
+    private static final int LOG_INTERVAL = 10;
+
+    private ArrayList<Service> services = new ArrayList<Service>(CONSUMER_COUNT + PRODUCER_COUNT);
+    int count = 0;
+    CountDownLatch latch;
+
+    protected void setUp() throws Exception {
+        broker = new BrokerService();
+        broker.setDataDirectory("target" + File.separator + "test-data" + File.separator + "AMQ2401Test");
+        broker.setDeleteAllMessagesOnStartup(true);
+        broker.addConnector("tcp://0.0.0.0:2401");
+        PolicyMap policies = new PolicyMap();
+        PolicyEntry entry = new PolicyEntry();
+        entry.setMemoryLimit(1024 * 100);
+        entry.setProducerFlowControl(true);
+        entry.setPendingQueuePolicy(new VMPendingQueueMessageStoragePolicy());
+        entry.setQueue(">");
+        policies.setDefaultEntry(entry);
+        broker.setDestinationPolicy(policies);
+        broker.start();
+        broker.waitUntilStarted();
+
+        factory = new ActiveMQConnectionFactory("tcp://0.0.0.0:2401");
+        super.setUp();
+    }
+
+    protected void tearDown() throws Exception {
+        broker.stop();
+    }
+
+    public void testDupsOk() throws Exception {
+
+        TestProducer p = null;
+        TestConsumer c = null;
+        try {
+
+            latch = new CountDownLatch(SEND_COUNT);
+            
+            for(int i = 0; i < CONSUMER_COUNT; i++)
+            {
+                TestConsumer consumer = new TestConsumer();
+                consumer.start();
+                services.add(consumer);
+            }
+            for(int i = 0; i < PRODUCER_COUNT; i++)
+            {
+                TestProducer producer = new TestProducer();
+                producer.start();
+                services.add(producer);
+            }
+            waitForMessageReceipt(3000);
+
+        } finally {
+            if (p != null) {
+                p.close();
+            }
+
+            if (c != null) {
+                c.close();
+            }
+        }
+
+    }
+    
+    /*
+     * (non-Javadoc)
+     * 
+     * @see javax.jms.MessageListener#onMessage(javax.jms.Message)
+     */
+    public void onMessage(Message message) {
+        latch.countDown();
+        if (++count % LOG_INTERVAL == 0) {
+            System.out.println("Received message " + count);
+        }
+        try {
+            Thread.currentThread().sleep(1);
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+        
+    }
+
+    /**
+     * @throws InterruptedException
+     * @throws TimeoutException
+     * 
+     */
+    private void waitForMessageReceipt(long timeout) throws InterruptedException, TimeoutException {
+        // TODO Auto-generated method stub
+        if (!latch.await(timeout, TimeUnit.MILLISECONDS)) {
+            throw new TimeoutException("Consumner didn't receive messages");
+        }
+    }
+    
+    private interface Service {
+        public void start() throws Exception;
+
+        public void close();
+    }
+
+    private class TestProducer implements Runnable, Service {
+        Thread thread;
+        BytesMessage message;
+
+        Connection connection;
+        Session session;
+        MessageProducer producer;
+
+        TestProducer() throws Exception {
+            thread = new Thread(this, "TestProducer");
+            connection = factory.createConnection();
+            connection.start();
+            session = connection.createSession(false, Session.DUPS_OK_ACKNOWLEDGE);
+            producer = session.createProducer(session.createQueue("AMQ2401Test"));
+
+        }
+
+        public void start() {
+            thread.start();
+        }
+
+        public void run() {
+
+            int count = SEND_COUNT / PRODUCER_COUNT;
+            for (int i = 1; i <= count; i++) {
+                try {
+                    if( (i% LOG_INTERVAL)==0 ) {
+                        System.out.println("Sending: " + i);
+                    }
+                    message = session.createBytesMessage();
+                    message.writeBytes(new byte[1024]);
+                    producer.send(message);
+                } catch (JMSException jmse) {
+                    jmse.printStackTrace();
+                    break;
+                }
+            }
+        }
+
+        public void close() {
+            try {
+                connection.close();
+            } catch (JMSException e) {
+            }
+        }
+    }
+
+    
+    private class TestConsumer implements Runnable, Service {
+        ActiveMQConnection connection;
+        Session session;
+        MessageConsumer consumer;
+        Thread thread;
+
+        TestConsumer() throws Exception {
+            factory.setOptimizeAcknowledge(false);
+            connection = (ActiveMQConnection) factory.createConnection();
+
+            session = connection.createSession(false, Session.DUPS_OK_ACKNOWLEDGE);
+            consumer = session.createConsumer(session.createQueue("AMQ2401Test"));
+
+            consumer.setMessageListener(AMQ2401Test.this);
+        }
+
+        public void start() throws Exception {
+            connection.start();
+        }
+
+        public void close() {
+            try {
+                connection.close();
+            } catch (JMSException e) {
+            }
+        }
+
+        /*
+         * (non-Javadoc)
+         * 
+         * @see java.lang.Runnable#run()
+         */
+        public void run() {
+            while (latch.getCount() > 0) {
+                try {
+                    onMessage(consumer.receive());
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+
+        }
+
+    }
+}