KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > commons > configuration > TestAbstractConfiguration


1 /*
2  * Copyright 2004 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.ArrayList JavaDoc;
20 import java.util.Iterator JavaDoc;
21 import java.util.List JavaDoc;
22
23 import junit.framework.TestCase;
24 import junitx.framework.ListAssert;
25
26 /**
27  * Abstract TestCase for implementations of {@link AbstractConfiguration}.
28  *
29  * @author Emmanuel Bourg
30  * @version $Revision: 155408 $, $Date: 2005-02-26 13:56:39 +0100 (Sa, 26 Feb 2005) $
31  */
32 public abstract class TestAbstractConfiguration extends TestCase
33 {
34     /**
35      * Return an abstract configuration with 2 key/value pairs:<br>
36      * <pre>
37      * key1 = value1
38      * key2 = value2
39      * list = value1, value2
40      * </pre>
41      */
42     protected abstract AbstractConfiguration getConfiguration();
43
44     /**
45      * Return an empty configuration.
46      */
47     protected abstract AbstractConfiguration getEmptyConfiguration();
48
49     public void testGetProperty()
50     {
51         Configuration config = getConfiguration();
52         assertEquals("key1", "value1", config.getProperty("key1"));
53         assertEquals("key2", "value2", config.getProperty("key2"));
54         assertNull("key3", config.getProperty("key3"));
55     }
56
57     public void testList()
58     {
59         Configuration config = getConfiguration();
60
61         List JavaDoc list = config.getList("list");
62         assertNotNull("list not found", config.getProperty("list"));
63         assertEquals("list size", 2, list.size());
64         assertTrue("'value1' is not in the list", list.contains("value1"));
65         assertTrue("'value2' is not in the list", list.contains("value2"));
66     }
67
68     public void testAddPropertyDirect()
69     {
70         AbstractConfiguration config = getConfiguration();
71         config.addPropertyDirect("key3", "value3");
72         assertEquals("key3", "value3", config.getProperty("key3"));
73     }
74
75     public void testIsEmpty()
76     {
77         Configuration config = getConfiguration();
78         assertFalse("the configuration is empty", config.isEmpty());
79         assertTrue("the configuration is not empty", getEmptyConfiguration().isEmpty());
80     }
81
82     public void testContainsKey()
83     {
84         Configuration config = getConfiguration();
85         assertTrue("key1 not found", config.containsKey("key1"));
86         assertFalse("key3 found", config.containsKey("key3"));
87     }
88
89     public void testClearProperty()
90     {
91         Configuration config = getConfiguration();
92         config.clearProperty("key2");
93         assertFalse("key2 not cleared", config.containsKey("key2"));
94     }
95
96     public void testGetKeys()
97     {
98         Configuration config = getConfiguration();
99         Iterator JavaDoc keys = config.getKeys();
100
101         List JavaDoc expectedKeys = new ArrayList JavaDoc();
102         expectedKeys.add("key1");
103         expectedKeys.add("key2");
104         expectedKeys.add("list");
105
106         assertNotNull("null iterator", keys);
107         assertTrue("empty iterator", keys.hasNext());
108
109         List JavaDoc actualKeys = new ArrayList JavaDoc();
110         while (keys.hasNext())
111         {
112             actualKeys.add(keys.next());
113         }
114
115         ListAssert.assertEquals("keys", expectedKeys, actualKeys);
116     }
117
118 }
119
Popular Tags