content: /*
   * 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.integration.cluster.distribution;
  
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import javax.jms.Connection;
  import javax.jms.ConnectionFactory;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Session;
  
  import org.apache.activemq.artemis.api.core.SimpleString;
  import org.apache.activemq.artemis.core.server.cluster.impl.MessageLoadBalancingType;
  import org.apache.activemq.artemis.jms.client.ActiveMQConnectionFactory;
  import org.apache.activemq.artemis.tests.util.Wait;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  public class RemoteBindingWithoutLoadBalancingTest extends ClusterTestBase {
  
     @Override
     @BeforeEach
     public void setUp() throws Exception {
        super.setUp();
  
        setupServers();
     }
  
     protected boolean isNetty() {
        return false;
     }
  
     /**
      * It's possible that when a cluster has disabled message load balancing then a message sent to a node that only has
      * a corresponding remote queue binding will trigger a stack overflow.
      */
     @Test
     public void testStackOverflow() throws Exception {
        setupCluster();
  
        startServers();
  
        setupSessionFactory(0, isNetty());
        setupSessionFactory(1, isNetty());
  
        createQueue(0, "queues.testaddress", "queue0", null, false);
  
        waitForBindings(0, "queues.testaddress", 1, 0, true);
  
        waitForBindings(1, "queues.testaddress", 1, 0, false);
  
        send(1, "queues.testaddress", 1, false, null);
     }
  
     @Test
     public void testStackOverflowWithLocalConsumerAndFilter() throws Exception {
        setupCluster();
  
        startServers();
  
        setupSessionFactory(0, isNetty());
        setupSessionFactory(1, isNetty());
  
        createQueue(0, "queues.testaddress", "queue0", "0", true);
        createQueue(1, "queues.testaddress", "queue0", "1", true);
  
        waitForBindings(0, "queues.testaddress", 1, 0, true);
  
        waitForBindings(1, "queues.testaddress", 1, 0, false);
  
        for (int i = 0; i < 10; i++) {
           send(1, "queues.testaddress", 10, false, "" + i % 2);
        }
     }
  
     @Test
     public void testStackOverflowJMS() throws Exception {
        final String QUEUE_NAME = "queues.queue0";
  
        setupCluster();
  
        startServers();
  
        ConnectionFactory cf1 = new ActiveMQConnectionFactory("vm://0");
        Connection c1 = cf1.createConnection();
        c1.start();
        Session s1 = c1.createSession();
        MessageConsumer mc1 = s1.createConsumer(s1.createQueue(QUEUE_NAME));
  
        waitForBindings(0, QUEUE_NAME, 1, 1, true);
        waitForBindings(1, QUEUE_NAME, 1, 1, false);
  
        ConnectionFactory cf2 = new ActiveMQConnectionFactory("vm://1");
        Connection c2 = cf2.createConnection();
        Session s2 = c2.createSession();
        MessageProducer mp2 = s2.createProducer(s2.createQueue(QUEUE_NAME));
        mp2.send(s2.createMessage());
  
        waitForBindings(1, QUEUE_NAME, 1, 0, true);
  
        assertTrue(Wait.waitFor(() -> servers[1].locateQueue(SimpleString.of(QUEUE_NAME)).getMessageCount() == 1, 2000, 100));
  
        c1.close();
        c2.close();
     }
  
     protected void setupCluster() throws Exception {
        setupClusterConnection("cluster0", "queues", MessageLoadBalancingType.OFF, 1, isNetty(), 0, 1);
  
        setupClusterConnection("cluster1", "queues", MessageLoadBalancingType.OFF, 1, isNetty(), 1, 0);
     }
  
     protected void setupServers() throws Exception {
        setupServer(0, isFileStorage(), isNetty());
        setupServer(1, isFileStorage(), isNetty());
     }
  
     protected void startServers() throws Exception {
        startServers(0, 1);
     }
  
     protected void stopServers() throws Exception {
        closeAllConsumers();
  
        closeAllSessionFactories();
  
        closeAllServerLocatorsFactories();
  
        stopServers(0, 1);
     }
  
     @Override
     protected boolean isFileStorage() {
        return false;
     }
  }
  