/**
* 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.curator.framework.recipes.locks;
import com.google.common.io.Closeables;
import org.apache.curator.framework.CuratorFramework;
import org.apache.curator.framework.CuratorFrameworkFactory;
import org.apache.curator.framework.recipes.BaseClassForTests;
import org.apache.curator.retry.RetryNTimes;
import junit.framework.Assert;
import org.apache.zookeeper.KeeperException;
import org.testng.annotations.Test;
import java.util.List;
public class TestLockCleanlinessWithFaults extends BaseClassForTests
{
@Test
public void testNodeDeleted() throws Exception
{
final String PATH = "/foo/bar";
CuratorFramework client = null;
try
{
client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryNTimes(0, 0));
client.start();
client.create().creatingParentsIfNeeded().forPath(PATH);
Assert.assertEquals(client.checkExists().forPath(PATH).getNumChildren(), 0);
LockInternals internals = new LockInternals(client, new StandardLockInternalsDriver(), PATH, "lock-", 1)
{
@Override
List<String> getSortedChildren() throws Exception
{
throw new KeeperException.NoNodeException();
}
};
try
{
internals.attemptLock(0, null, null);
Assert.fail();
}
catch ( KeeperException.NoNodeException dummy )
{
// expected
}
// make sure no nodes are left lying around
Assert.assertEquals(client.checkExists().forPath(PATH).getNumChildren(), 0);
}
finally
{
Closeables.closeQuietly(client);
}
}
}