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1   package org.apache.commons.jcs3.auxiliary.disk.block;
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.jcs3.access.TestCacheAccess;
25  import org.apache.commons.jcs3.JCS;
26  import org.apache.commons.jcs3.access.CacheAccess;
27  import org.junit.Test;
28  
29  /**
30   * This is used by other tests to generate a random load on the disk cache.
31   */
32  public class BlockDiskCacheRandomConcurrentTestUtil
33      extends TestCase
34  {
35      /**
36       * Constructor for the TestDiskCache object.
37       *
38       * @param testName
39       */
40      public BlockDiskCacheRandomConcurrentTestUtil( final String testName )
41      {
42          super( testName );
43      }
44  
45      @Test
46      public void test()
47      {
48  
49      }
50  
51      /**
52       * Randomly adds items to cache, gets them, and removes them. The range
53       * count is more than the size of the memory cache, so items should spool to
54       * disk.
55       * <p>
56       * @param region
57       *            Name of the region to access
58       * @param range
59       * @param numOps
60       * @param testNum
61       *
62       * @throws Exception
63       *                If an error occurs
64       */
65      public void runTestForRegion( final String region, final int range, final int numOps, final int testNum )
66          throws Exception
67      {
68          // run a rondom operation test to detect deadlocks
69          final TestCacheAccess tca = new TestCacheAccess( "/TestBlockDiskCacheCon.ccf" );
70          tca.setRegion( region );
71          tca.random( range, numOps );
72  
73          // make sure a simple put then get works
74          // this may fail if the other tests are flooding the disk cache
75          final CacheAccess<String, String> jcs = JCS.getInstance( region );
76          final String key = "testKey" + testNum;
77          final String data = "testData" + testNum;
78          jcs.put( key, data );
79          final String value = jcs.get( key );
80          assertEquals( data, value );
81      }
82  
83      /**
84       * Test setup
85       */
86      @Override
87      public void setUp()
88      {
89          JCS.setConfigFilename( "/TestBlockDiskCacheCon.ccf" );
90      }
91  }