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   * 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.artemis.tests.leak;
  
  import static org.apache.activemq.artemis.tests.leak.MemoryAssertions.assertMemory;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.junit.jupiter.api.Assumptions.assumeTrue;
  
  import javax.jms.Connection;
  import javax.jms.ConnectionFactory;
  import javax.jms.Message;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Session;
  import java.lang.invoke.MethodHandles;
  import java.util.HashMap;
  
  import io.github.checkleak.core.CheckLeak;
  import org.apache.activemq.artemis.api.core.TransportConfiguration;
  import org.apache.activemq.artemis.core.config.impl.ConfigurationImpl;
  import org.apache.activemq.artemis.core.server.ActiveMQServer;
  import org.apache.activemq.artemis.core.server.ActiveMQServers;
  import org.apache.activemq.artemis.tests.util.CFUtil;
  import org.apache.activemq.artemis.utils.SpawnedVMSupport;
  import org.apache.qpid.proton.engine.impl.ReceiverImpl;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  // This test spawns the server as a separate VM
  // as we need to count exclusively client objects from qpid-proton
  public class ClientLeakTest extends AbstractLeakTest {
  
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
     private static final String LEAK_SERVER = "LEAK-SERVER-STARTED";
     Process serverProcess;
  
     public static void main(String[] arg) {
  
        try {
           ConfigurationImpl configuration = new ConfigurationImpl().setSecurityEnabled(false).setJournalMinFiles(2).setJournalFileSize(100 * 1024).setJournalType(getDefaultJournalType()).setJournalDirectory("./data/journal").setBindingsDirectory("./data/binding").setPagingDirectory("./data/page").setLargeMessagesDirectory("./data/lm").setJournalCompactMinFiles(0).setJournalCompactPercentage(0).setClusterPassword(CLUSTER_PASSWORD).setJournalDatasync(false);
           configuration.addAcceptorConfiguration(new TransportConfiguration(NETTY_ACCEPTOR_FACTORY, new HashMap<String, Object>(), "netty", new HashMap<>()));
           ActiveMQServer server = ActiveMQServers.newActiveMQServer(configuration, false);
           server.start();
           System.out.println(LEAK_SERVER);
        } catch (Throwable e) {
           e.printStackTrace();
           System.exit(-1);
        }
  
     }
  
     @BeforeAll
     public static void beforeClass() throws Exception {
        assumeTrue(CheckLeak.isLoaded());
     }
  
     @Override
     @BeforeEach
     public void setUp() throws Exception {
        serverProcess = SpawnedVMSupport.spawnVM(ClientLeakTest.class.getName());
        runAfter(serverProcess::destroyForcibly);
  
        boolean success = false;
        long time = System.currentTimeMillis() + 5_000;
  
        // this loop will keep trying a connection until the serer has started
        do {
           try {
              ConnectionFactory cf = CFUtil.createConnectionFactory("AMQP", "tcp://localhost:61616");
              try (Connection connection = cf.createConnection()) {
                 success = true;
              }
           } catch (Throwable e) {
              logger.debug(e.getMessage(), e);
              Thread.sleep(100);
           }
  
        }
        while (success == false && System.currentTimeMillis() < time);
        assertTrue(success);
     }
  
     @AfterEach
     public void stopServer() throws Exception {
        serverProcess.destroyForcibly();
     }
  
     @Test
     public void testRepeatAMQPSessions() throws Exception {
        CheckLeak checkLeak = new CheckLeak();
  
        ConnectionFactory cf = CFUtil.createConnectionFactory("AMQP", "tcp://localhost:61616");
        Connection connection = cf.createConnection();
        for (int i = 0; i < 10; i++) {
           for (int j = 0; j < 10; j++) {
              Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
              MessageProducer producer = session.createProducer(session.createQueue("test"));
              producer.send(session.createTextMessage("test"));
              session.commit();
              session.close();
           }
  
           for (int j = 0; j < 10; j++) {
              Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
              MessageConsumer consumer = session.createConsumer(session.createQueue("test"));
              connection.start();
              Message message = consumer.receive(1000);
              assertNotNull(message);
              session.commit();
              // consumer.close(); // uncomment this and the test will pass.
              session.close();
           }
           assertMemory(checkLeak, 0, 5, 5, ReceiverImpl.class.getName());
        }
        connection.close();
     }
  
  }