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.client;
  
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
  import org.apache.activemq.artemis.api.core.QueueConfiguration;
  import org.apache.activemq.artemis.api.core.SimpleString;
  import org.apache.activemq.artemis.api.core.client.ClientConsumer;
  import org.apache.activemq.artemis.api.core.client.ClientMessage;
  import org.apache.activemq.artemis.api.core.client.ClientProducer;
  import org.apache.activemq.artemis.api.core.client.ClientSession;
  import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
  import org.apache.activemq.artemis.api.core.client.ServerLocator;
  import org.apache.activemq.artemis.core.server.ActiveMQServer;
  import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
  import org.apache.activemq.artemis.utils.RandomUtil;
  import org.junit.jupiter.api.Test;
  
  public class SelfExpandingBufferTest extends ActiveMQTestBase {
  
     ActiveMQServer service;
  
     SimpleString ADDRESS = SimpleString.of("Address");
  
     @Test
     public void testSelfExpandingBufferNettyPersistent() throws Exception {
        testSelfExpandingBuffer(true, true);
     }
  
     @Test
     public void testSelfExpandingBufferInVMPersistent() throws Exception {
        testSelfExpandingBuffer(false, true);
     }
  
     @Test
     public void testSelfExpandingBufferNettyNonPersistent() throws Exception {
        testSelfExpandingBuffer(true, false);
     }
  
     @Test
     public void testSelfExpandingBufferInVMNonPersistent() throws Exception {
        testSelfExpandingBuffer(false, false);
     }
  
     private void testSelfExpandingBuffer(final boolean netty, final boolean persistent) throws Exception {
        setUpService(netty, persistent);
  
        ClientSessionFactory factory;
  
        ServerLocator locator = createFactory(netty);
  
        factory = createSessionFactory(locator);
  
        ClientSession session = factory.createSession(false, true, true);
  
        try {
  
           session.createQueue(QueueConfiguration.of(ADDRESS));
  
           ClientMessage msg = session.createMessage(true);
  
           ActiveMQBuffer buffer = msg.getBodyBuffer();
  
           byte[] bytes = RandomUtil.randomBytes(10 * buffer.capacity());
  
           buffer.writeBytes(bytes);
  
           ClientProducer prod = session.createProducer(ADDRESS);
  
           prod.send(msg);
  
           // Send same message again
  
           prod.send(msg);
  
           ClientConsumer cons = session.createConsumer(ADDRESS);
  
           session.start();
  
           ClientMessage msg2 = cons.receive(3000);
  
           assertNotNull(msg2);
  
           byte[] receivedBytes = new byte[bytes.length];
  
           // final int bufferStartPos = PacketImpl.PACKET_HEADERS_SIZE + DataConstants.SIZE_INT;
           //
           // log.debug("buffer start pos should be at {}", bufferStartPos);
           //
           // log.debug("buffer pos at {}", msg2.getBodyBuffer().readerIndex());
           //
           // log.debug("buffer length should be {}", msg2.getBodyBuffer().readInt(PacketImpl.PACKET_HEADERS_SIZE));
  
           msg2.getBodyBuffer().readBytes(receivedBytes);
  
           ActiveMQTestBase.assertEqualsByteArrays(bytes, receivedBytes);
  
           msg2 = cons.receive(3000);
  
           assertNotNull(msg2);
  
           msg2.getBodyBuffer().readBytes(receivedBytes);
  
           ActiveMQTestBase.assertEqualsByteArrays(bytes, receivedBytes);
        } finally {
           session.close();
        }
     }
  
  
  
     protected void setUpService(final boolean netty, final boolean persistent) throws Exception {
        service = createServer(persistent, createDefaultConfig(netty));
        service.start();
     }
  }
  