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1   package org.apache.commons.jcs.engine.control;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import junit.framework.TestCase;
23  
24  import org.apache.commons.jcs.engine.CacheStatus;
25  import org.apache.commons.jcs.engine.CompositeCacheAttributes;
26  
27  /** Unit tests for the composite cache manager */
28  public class CompositeCacheManagerTest
29          extends TestCase
30  {
31  
32      /**
33       * Verify that calling release, when there are active clients, the caches are correctly disposed or not.
34       */
35      public void testRelease()
36      {
37          // See JCS-184
38          // create the manager
39          CompositeCacheManager manager = CompositeCacheManager.getInstance();
40          // add a simple cache
41          CompositeCacheAttributes cacheAttributes = new CompositeCacheAttributes();
42          CompositeCache<String, String> cache = new CompositeCache<String, String>(cacheAttributes, /* attr */ null);
43          manager.addCache("simple_cache", cache);
44          // add a client to the cache
45          CompositeCacheManager.getUnconfiguredInstance();
46          // won't release as there are still clients. Only disposed when release() is called by
47          // the last client
48          manager.release();
49          assertEquals("The cache was disposed during release!", CacheStatus.ALIVE, cache.getStatus());
50          manager.release();
51          assertEquals("The cache was NOT disposed during release!", CacheStatus.DISPOSED, cache.getStatus());
52      }
53  
54  }