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.openwire.amq;
  
  import javax.jms.Message;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Session;
  
  import org.apache.activemq.artemis.tests.integration.openwire.BasicOpenWireTest;
  import org.apache.activemq.command.ActiveMQQueue;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertNull;
  
  public class QueueConsumerPriorityTest extends BasicOpenWireTest {
  
     @Override
     @BeforeEach
     public void setUp() throws Exception {
        super.setUp();
        this.makeSureCoreQueueExist("QUEUE.A");
     }
     @Test
     public void testQueueConsumerPriority() throws Exception {
        connection.start();
        Session consumerLowPriority = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        Session consumerHighPriority = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        assertNotNull(consumerHighPriority);
        Session senderSession = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        String queueName = "QUEUE.A";
        ActiveMQQueue low = new ActiveMQQueue(queueName + "?consumer.priority=1");
        MessageConsumer lowConsumer = consumerLowPriority.createConsumer(low);
  
        ActiveMQQueue high = new ActiveMQQueue(queueName + "?consumer.priority=2");
        MessageConsumer highConsumer = consumerLowPriority.createConsumer(high);
  
        ActiveMQQueue senderQueue = new ActiveMQQueue(queueName);
  
        MessageProducer producer = senderSession.createProducer(senderQueue);
  
        Message msg = senderSession.createTextMessage("test");
        for (int i = 0; i < 1000; i++) {
           producer.send(msg);
           assertNotNull(highConsumer.receive(1000), "null on iteration: " + i);
        }
        assertNull(lowConsumer.receive(250));
     }
  }
  