1   package org.apache.jcs.access;
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.jcs.JCS;
25  import org.apache.jcs.engine.control.CompositeCacheManager;
26  
27  /***
28   * This test is for the system property usage in configuration values.
29   *
30   * @author Aaron Smuts
31   *
32   */
33  public class SystemPropetyUnitTest
34      extends TestCase
35  {
36  
37      /***
38       * Verify that we use a system property for a ${FOO} string in a value.
39       *
40       * @throws Exception
41       *
42       */
43      public void testSystemPropertyInValueDelimeter()
44          throws Exception
45      {
46  
47          int maxMemory = 1234;
48          System.getProperties().setProperty( "MY_SYSTEM_PROPERTY_DISK_DIR", "system_set" );
49          System.getProperties().setProperty( "MY_SYSTEM_PROPERTY_MAX_SIZE", String.valueOf( maxMemory ) );
50  
51          JCS.setConfigFilename( "/TestSystemProperties.ccf" );
52  
53          JCS cache = JCS.getInstance( "test1" );
54          assertEquals( "We should have used the system property for the memory size", maxMemory, cache
55              .getCacheAttributes().getMaxObjects() );
56  
57      }
58  
59      /***
60       * Verify that we use a system property for a ${FOO} string in a value. We
61       * define a propety in the cache.ccf file, but we do not have it as a system
62       * property. The default value should be used, if one exists.
63       *
64       * @throws Exception
65       *
66       */
67      public void testSystemPropertyMissingInValueDelimeter()
68          throws Exception
69      {
70          System.getProperties().setProperty( "MY_SYSTEM_PROPERTY_DISK_DIR", "system_set" );
71  
72          CompositeCacheManager mgr = CompositeCacheManager.getUnconfiguredInstance();
73          mgr.configure( "/TestSystemProperties.ccf" );
74  
75          JCS cache = JCS.getInstance( "missing" );
76          // TODO check against the actual default def
77          assertEquals( "We should have used the default property for the memory size", 100, cache.getCacheAttributes()
78              .getMaxObjects() );
79  
80      }
81  
82  }