| /** |
| * 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 static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.fail; |
| |
| import org.apache.curator.framework.CuratorFramework; |
| import org.apache.curator.framework.CuratorFrameworkFactory; |
| import org.apache.curator.framework.imps.TestCleanState; |
| import org.apache.curator.retry.RetryNTimes; |
| import org.apache.curator.test.BaseClassForTests; |
| import org.apache.zookeeper.KeeperException; |
| import org.junit.jupiter.api.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); |
| 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); |
| fail(); |
| } |
| catch ( KeeperException.NoNodeException dummy ) |
| { |
| // expected |
| } |
| |
| // make sure no nodes are left lying around |
| assertEquals(client.checkExists().forPath(PATH).getNumChildren(), 0); |
| } |
| finally |
| { |
| TestCleanState.closeAndTestClean(client); |
| } |
| } |
| } |