| package org.apache.qpid.server.queue; |
| /* |
| * |
| * 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. |
| * |
| */ |
| |
| import java.util.ArrayList; |
| |
| import org.apache.qpid.AMQException; |
| import org.apache.qpid.server.message.AMQMessage; |
| import org.apache.qpid.framing.BasicContentHeaderProperties; |
| import org.apache.qpid.framing.FieldTable; |
| import junit.framework.AssertionFailedError; |
| |
| public class AMQPriorityQueueTest extends SimpleAMQQueueTest |
| { |
| |
| @Override |
| public void setUp() throws Exception |
| { |
| _arguments = new FieldTable(); |
| _arguments.put(AMQQueueFactory.X_QPID_PRIORITIES, 3); |
| super.setUp(); |
| } |
| |
| public void testPriorityOrdering() throws AMQException, InterruptedException |
| { |
| |
| // Enqueue messages in order |
| _queue.enqueue(createMessage(1L, (byte) 10)); |
| _queue.enqueue(createMessage(2L, (byte) 4)); |
| _queue.enqueue(createMessage(3L, (byte) 0)); |
| |
| // Enqueue messages in reverse order |
| _queue.enqueue(createMessage(4L, (byte) 0)); |
| _queue.enqueue(createMessage(5L, (byte) 4)); |
| _queue.enqueue(createMessage(6L, (byte) 10)); |
| |
| // Enqueue messages out of order |
| _queue.enqueue(createMessage(7L, (byte) 4)); |
| _queue.enqueue(createMessage(8L, (byte) 10)); |
| _queue.enqueue(createMessage(9L, (byte) 0)); |
| |
| // Register subscriber |
| _queue.registerSubscription(_subscription, false); |
| Thread.sleep(150); |
| |
| ArrayList<QueueEntry> msgs = _subscription.getMessages(); |
| try |
| { |
| assertEquals(new Long(1L), msgs.get(0).getMessage().getMessageNumber()); |
| assertEquals(new Long(6L), msgs.get(1).getMessage().getMessageNumber()); |
| assertEquals(new Long(8L), msgs.get(2).getMessage().getMessageNumber()); |
| |
| assertEquals(new Long(2L), msgs.get(3).getMessage().getMessageNumber()); |
| assertEquals(new Long(5L), msgs.get(4).getMessage().getMessageNumber()); |
| assertEquals(new Long(7L), msgs.get(5).getMessage().getMessageNumber()); |
| |
| assertEquals(new Long(3L), msgs.get(6).getMessage().getMessageNumber()); |
| assertEquals(new Long(4L), msgs.get(7).getMessage().getMessageNumber()); |
| assertEquals(new Long(9L), msgs.get(8).getMessage().getMessageNumber()); |
| } |
| catch (AssertionFailedError afe) |
| { |
| // Show message order on failure. |
| int index = 1; |
| for (QueueEntry qe : msgs) |
| { |
| System.err.println(index + ":" + qe.getMessage().getMessageNumber()); |
| index++; |
| } |
| |
| throw afe; |
| } |
| |
| } |
| |
| protected AMQMessage createMessage(Long id, byte i) throws AMQException |
| { |
| AMQMessage msg = super.createMessage(id); |
| BasicContentHeaderProperties props = new BasicContentHeaderProperties(); |
| props.setPriority(i); |
| msg.getContentHeaderBody().setProperties(props); |
| return msg; |
| } |
| |
| protected AMQMessage createMessage(Long id) throws AMQException |
| { |
| return createMessage(id, (byte) 0); |
| } |
| |
| } |