// Copyright (c) 2007-Present Pivotal Software, Inc. All rights reserved.
//
// This software, the RabbitMQ Java client library, is triple-licensed under the
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// ("GPL") and the Apache License version 2 ("ASL"). For the MPL, please see
// LICENSE-MPL-RabbitMQ. For the GPL, please see LICENSE-GPL2. For the ASL,
// please see LICENSE-APACHE2.
//
// This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
// either express or implied. See the LICENSE file for specific language governing
// rights and limitations of this software.
//
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// info@rabbitmq.com.
package com.rabbitmq.client.test.server;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
import org.junit.Test;
import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.test.BrokerTestCase;
/**
* This tests whether exclusive, durable queues are deleted when appropriate
* (following the scenarios given in bug 20578).
*/
public class ExclusiveQueueDurability extends BrokerTestCase {
@Override
protected boolean isAutomaticRecoveryEnabled() {
// With automatic recovery enabled, queue can be re-created when launching the test suite
// (because FunctionalTests are launched independently and as part of the HATests)
// This then makes this test fail.
return false;
}
void verifyQueueMissing(Channel channel, String queueName)
throws IOException {
try {
channel.queueDeclare(queueName, false, false, false, null);
} catch (IOException ioe) {
checkShutdownSignal(AMQP.RESOURCE_LOCKED, ioe);
fail("Declaring the queue resulted in a channel exception, probably meaning that it already exists");
}
}
// 1) connection and queue are on same node, node restarts -> queue
// should no longer exist
@Test public void connectionQueueSameNode() throws Exception {
channel.queueDeclare("scenario1", true, true, false, null);
restartPrimaryAbruptly();
verifyQueueMissing(channel, "scenario1");
}
private void restartPrimaryAbruptly() throws IOException, TimeoutException {
connection = null;
channel = null;
bareRestart();
setUp();
}
/*
* The other scenarios:
*
* 2) connection and queue are on different nodes, queue's node restarts,
* connection is still alive -> queue should exist
*
* 3) connection and queue are on different nodes, queue's node restarts,
* connection has been terminated in the meantime -> queue should no longer
* exist
*
* There's no way to test these, as things stand; connections and queues are
* tied to nodes, so one can't engineer a situation in which a connection
* and its exclusive queue are on different nodes.
*/
}