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1   /***
2    *  Copyright 2003-2010 Terracotta, Inc.
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   */
16  
17  package net.sf.ehcache.config;
18  
19  import java.util.Arrays;
20  
21  import junit.framework.Assert;
22  import junit.framework.TestCase;
23  import net.sf.ehcache.Cache;
24  import net.sf.ehcache.CacheException;
25  import net.sf.ehcache.CacheManager;
26  import org.slf4j.Logger;
27  import org.slf4j.LoggerFactory;
28  
29  /***
30   * @author Abhishek Sanoujam
31   */
32  public class DefaultCacheOptionalTest extends TestCase {
33  
34      private static final Logger LOG = LoggerFactory.getLogger(DefaultCacheOptionalTest.class);
35  
36      private CacheManager cacheManager;
37  
38      @Override
39      public void tearDown() {
40          if (cacheManager != null) {
41              cacheManager.shutdown();
42          }
43      }
44  
45      public void testDefaultCacheIsOptional() {
46          cacheManager = new CacheManager(this.getClass().getResourceAsStream("/no-default-cache.xml"));
47          String[] cacheNames = cacheManager.getCacheNames();
48          LOG.info("Cache names: " + Arrays.asList(cacheNames));
49          Assert.assertEquals(1, cacheNames.length);
50          Assert.assertEquals("sampleCache", cacheNames[0]);
51  
52          // adding caches by name should fail as no default cache config specified
53          try {
54              cacheManager.addCache("someNewCache");
55              fail("Adding cache by name with no default config should fail");
56          } catch (CacheException e) {
57              LOG.info("Got expected exception - " + e.getMessage());
58          }
59  
60          try {
61              cacheManager.addCacheIfAbsent("someNewCache");
62              fail("Adding cache by name with no default config should fail");
63          } catch (CacheException e) {
64              LOG.info("Got expected exception - " + e.getMessage());
65          }
66  
67          // adding actual caches should work
68          CacheConfiguration config = new CacheConfiguration("some-name", 92843);
69          Cache cache = new Cache(config);
70          cacheManager.addCache(cache);
71          LOG.info("Added concrete cache successfully");
72  
73      }
74  
75  }