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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.qpid.server.queue;
import junit.framework.TestCase;
public class MessageFactoryRecoveryTest extends TestCase
{
private MessageFactory _factory;
public void setUp()
{
_factory = MessageFactory.getInstance();
_factory.reset();
}
public void test()
{
Long messasgeID = 1L;
//Create initial message
_factory.createMessage(messasgeID, null);
try
{
_factory.createMessage(-1L, null);
fail("Cannot recreate message with a negative id");
}
catch (RuntimeException re)
{
assertEquals("Incorrect exception thrown ",
"Message IDs can only be positive. Requested:-1", re.getMessage());
}
//Check we CAN go backwords with ids.
try
{
_factory.createMessage(messasgeID - 1, null);
}
catch (RuntimeException re)
{
fail(re.getMessage());
}
//Check that we can jump forward in ids during recovery.
messasgeID += 100;
Long highestID=messasgeID;
try
{
AMQMessage message = _factory.createMessage(messasgeID, null);
assertEquals("Factory assigned incorrect id.", messasgeID, message.getMessageId());
}
catch (Exception re)
{
fail("Message with a much higher value should be created");
}
//Check that we can jump backwards in ids during recovery.
messasgeID -= 75;
try
{
AMQMessage message = _factory.createMessage(messasgeID, null);
assertEquals("Factory assigned incorrect id.", messasgeID, message.getMessageId());
}
catch (Exception re)
{
fail("Message with a much higher value should be created");
}
// End the reovery process.
_factory.recoveryComplete();
//Check we cannot still create by id after ending recovery phase
try
{
_factory.createMessage(messasgeID, null);
fail("We have left recovery mode so we cannot create by id any more");
}
catch (Exception re)
{
assertEquals("Incorrect exception thrown ",
"Unable to create message by ID when not recovering", re.getMessage());
}
// Check that the next message created has the next available id
highestID++;
try
{
AMQMessage message = _factory.createMessage(null, false);
assertEquals("Factory assigned incorrect id.", highestID, message.getMessageId());
}
catch (Exception re)
{
fail("Message with a much higher value should be created");
}
}
}
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