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17 package org.apache.commons.configuration;
18
19 import java.util.ArrayList;
20 import java.util.Iterator;
21 import java.util.List;
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 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 keys = config.getKeys();
100
101 List expectedKeys = new ArrayList();
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 actualKeys = new ArrayList();
110 while (keys.hasNext())
111 {
112 actualKeys.add(keys.next());
113 }
114
115 ListAssert.assertEquals("keys", expectedKeys, actualKeys);
116 }
117
118 }