1   /*
2    * Copyright 2001-2005 The Apache Software Foundation.
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 org.apache.commons.configuration;
18  
19  import java.util.List;
20  import java.util.Map;
21  import java.util.Properties;
22  
23  import junit.framework.TestCase;
24  import org.apache.commons.collections.ExtendedProperties;
25  
26  /***
27   * Tests the ConfigurationConverter class.
28   *
29   * @author Martin Poeschl
30   * @author Emmanuel Bourg
31   * @version $Revision$, $Date: 2005-09-26 19:15:28 +0200 (Mon, 26 Sep 2005) $
32   */
33  public class TestConfigurationConverter extends TestCase
34  {
35      public void testExtendedPropertiesToConfiguration()
36      {
37          ExtendedProperties eprops = new ExtendedProperties();
38          eprops.setProperty("string", "teststring");
39          eprops.setProperty("int", "123");
40          eprops.addProperty("list", "item 1");
41          eprops.addProperty("list", "item 2");
42  
43          Configuration config = ConfigurationConverter.getConfiguration(eprops);
44  
45          assertEquals("This returns 'teststring'", "teststring", config.getString("string"));
46          List item1 = config.getList("list");
47          assertEquals("This returns 'item 1'", "item 1", (String) item1.get(0));
48  
49          assertEquals("This returns 123", 123, config.getInt("int"));
50      }
51  
52      public void testPropertiesToConfiguration()
53      {
54          Properties props = new Properties();
55          props.setProperty("string", "teststring");
56          props.setProperty("int", "123");
57          props.setProperty("list", "item 1, item 2");
58  
59          Configuration config = ConfigurationConverter.getConfiguration(props);
60  
61          assertEquals("This returns 'teststring'", "teststring", config.getString("string"));
62          List item1 = config.getList("list");
63          assertEquals("This returns 'item 1'", "item 1", (String) item1.get(0));
64  
65          assertEquals("This returns 123", 123, config.getInt("int"));
66      }
67  
68      public void testConfigurationToExtendedProperties()
69      {
70          Configuration config = new BaseConfiguration();
71          config.setProperty("string", "teststring");
72          config.setProperty("int", "123");
73          config.addProperty("list", "item 1");
74          config.addProperty("list", "item 2");
75  
76          ExtendedProperties eprops = ConfigurationConverter.getExtendedProperties(config);
77  
78          assertEquals("This returns 'teststring'", "teststring", eprops.getString("string"));
79          List list = eprops.getVector("list");
80          assertEquals("This returns 'item 1'", "item 1", (String) list.get(0));
81          assertEquals("This returns 123", 123, eprops.getInt("int"));
82      }
83  
84      public void testConfigurationToProperties()
85      {
86          BaseConfiguration config = new BaseConfiguration();
87          config.addProperty("string", "teststring");
88          config.addProperty("array", "item 1");
89          config.addProperty("array", "item 2");
90          config.addProperty("interpolated", "${string}");
91          config.addProperty("interpolated-array", "${interpolated}");
92          config.addProperty("interpolated-array", "${interpolated}");
93  
94          Properties props = ConfigurationConverter.getProperties(config);
95  
96          assertNotNull("null properties", props);
97          assertEquals("'string' property", "teststring", props.getProperty("string"));
98          assertEquals("'interpolated' property", "teststring", props.getProperty("interpolated"));
99          assertEquals("'array' property", "item 1,item 2", props.getProperty("array"));
100         assertEquals("'interpolated-array' property", "teststring,teststring", props.getProperty("interpolated-array"));
101 
102         // change the list delimiter
103         BaseConfiguration.setDelimiter(';');
104         props = ConfigurationConverter.getProperties(config);
105         assertEquals("'array' property", "item 1;item 2", props.getProperty("array"));
106     }
107 
108     public void testConfigurationToMap()
109     {
110         Configuration config = new BaseConfiguration();
111         config.addProperty("string", "teststring");
112 
113         Map map = ConfigurationConverter.getMap(config);
114 
115         assertNotNull("null map", map);
116         assertEquals("'string' property", "teststring", map.get("string"));
117     }
118 
119 }