No need to send MQTT debugging to console anymore.

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@1484318 13f79535-47bb-0310-9956-ffa450edef68

activemq-mqtt/pom.xml

@@ -207,7 +207,7 @@
           <argLine>${surefire.argLine}</argLine>
           <runOrder>alphabetical</runOrder>
           <!-- Note: if you want to see log messages on the console window remove the following comment -->
-          <redirectTestOutputToFile>false</redirectTestOutputToFile>
+          <!-- <redirectTestOutputToFile>false</redirectTestOutputToFile> -->
            <systemProperties>
             <property>
               <name>org.apache.activemq.default.directory.prefix</name>

activemq-unit-tests/src/test/java/org/apache/activemq/usecases/QueueBrowsingLevelDBTest.java

@@ -0,0 +1,205 @@
+/**
+ * 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.usecases;
+
+import static org.junit.Assert.assertEquals;
+
+import java.net.URI;
+import java.util.Enumeration;
+
+import javax.jms.Connection;
+import javax.jms.JMSException;
+import javax.jms.Message;
+import javax.jms.MessageConsumer;
+import javax.jms.MessageProducer;
+import javax.jms.QueueBrowser;
+import javax.jms.Session;
+
+import org.apache.activemq.ActiveMQConnectionFactory;
+import org.apache.activemq.broker.BrokerService;
+import org.apache.activemq.broker.TransportConnector;
+import org.apache.activemq.command.ActiveMQQueue;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class QueueBrowsingLevelDBTest {
+
+    private static final Logger LOG = LoggerFactory.getLogger(QueueBrowsingLevelDBTest.class);
+
+    private BrokerService broker;
+    private URI connectUri;
+    private ActiveMQConnectionFactory factory;
+
+
+    @Before
+    public void startBroker() throws Exception {
+        createBroker();
+        TransportConnector connector = broker.addConnector("tcp://0.0.0.0:0");
+        broker.deleteAllMessages();
+        broker.start();
+        broker.waitUntilStarted();
+        connectUri = connector.getConnectUri();
+        factory = new ActiveMQConnectionFactory(connectUri);
+    }
+
+    private void createBroker() {
+        broker = new BrokerService();
+    }
+
+    @After
+    public void stopBroker() throws Exception {
+        broker.stop();
+        broker.waitUntilStopped();
+    }
+
+    @Test
+    public void testBrowsing() throws JMSException {
+
+        int messageToSend = 370;
+
+        ActiveMQQueue queue = new ActiveMQQueue("TEST");
+        Connection connection = factory.createConnection();
+        connection.start();
+        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
+        MessageProducer producer = session.createProducer(queue);
+
+        String data = "";
+        for( int i=0; i < 1024*2; i++ ) {
+            data += "x";
+        }
+
+        for( int i=0; i < messageToSend; i++ ) {
+            producer.send(session.createTextMessage(data));
+        }
+
+        QueueBrowser browser = session.createBrowser(queue);
+        Enumeration<?> enumeration = browser.getEnumeration();
+        int received = 0;
+        while (enumeration.hasMoreElements()) {
+            Message m = (Message) enumeration.nextElement();
+            received++;
+            LOG.info("Browsed message " + received + ": " + m.getJMSMessageID());
+        }
+
+        browser.close();
+
+        assertEquals(messageToSend, received);
+    }
+
+    @Test
+    public void testBrowseConcurrent() throws Exception {
+        final int messageToSend = 370;
+
+        final ActiveMQQueue queue = new ActiveMQQueue("TEST");
+        Connection connection = factory.createConnection();
+        connection.start();
+        final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
+
+        MessageProducer producer = session.createProducer(queue);
+
+        String data = "";
+        for( int i=0; i < 1024*2; i++ ) {
+            data += "x";
+        }
+
+        for( int i=0; i < messageToSend; i++ ) {
+            producer.send(session.createTextMessage(data));
+        }
+
+        Thread browserThread = new Thread() {
+            @Override
+            public void run() {
+                try {
+                    QueueBrowser browser = session.createBrowser(queue);
+                    Enumeration<?> enumeration = browser.getEnumeration();
+                    int received = 0;
+                    while (enumeration.hasMoreElements()) {
+                        Message m = (Message) enumeration.nextElement();
+                        received++;
+                        LOG.info("Browsed message " + received + ": " + m.getJMSMessageID());
+                    }
+                    assertEquals("Browsed all messages", messageToSend, received);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        };
+
+        browserThread.start();
+
+        Thread consumerThread = new Thread() {
+            @Override
+            public void run() {
+                try {
+                    MessageConsumer consumer = session.createConsumer(queue);
+                    int received = 0;
+                    while (true) {
+                        Message m = consumer.receive(1000);
+                        if (m == null)
+                            break;
+                        received++;
+                    }
+                    assertEquals("Consumed all messages", messageToSend, received);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        };
+
+        consumerThread.start();
+
+        browserThread.join();
+        consumerThread.join();
+    }
+
+    @Test
+    public void testMemoryLimit() throws Exception {
+        broker.getSystemUsage().getMemoryUsage().setLimit(10 * 1024);
+
+        int messageToSend = 370;
+
+        ActiveMQQueue queue = new ActiveMQQueue("TEST");
+        Connection connection = factory.createConnection();
+        connection.start();
+        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
+        MessageProducer producer = session.createProducer(queue);
+
+        String data = "";
+        for( int i=0; i < 1024*2; i++ ) {
+            data += "x";
+        }
+
+        for( int i=0; i < messageToSend; i++ ) {
+            producer.send(session.createTextMessage(data));
+        }
+
+        QueueBrowser browser = session.createBrowser(queue);
+        Enumeration<?> enumeration = browser.getEnumeration();
+        int received = 0;
+        while (enumeration.hasMoreElements()) {
+            Message m = (Message) enumeration.nextElement();
+            received++;
+            LOG.info("Browsed message " + received + ": " + m.getJMSMessageID());
+        }
+
+        browser.close();
+        assertEquals(3, received);
+    }
+}