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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 $Revision$, $Date: 2005-08-24 13:08:23 +0200 (Wed, 24 Aug 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 config.addPropertyDirect("key3", "value4");
75 config.addPropertyDirect("key3", "value5");
76 List list = config.getList("key3");
77 assertNotNull("no list found for the 'key3' property", list);
78
79 List expected = new ArrayList();
80 expected.add("value3");
81 expected.add("value4");
82 expected.add("value5");
83
84 ListAssert.assertEquals("values for the 'key3' property", expected, list);
85 }
86
87 public void testIsEmpty()
88 {
89 Configuration config = getConfiguration();
90 assertFalse("the configuration is empty", config.isEmpty());
91 assertTrue("the configuration is not empty", getEmptyConfiguration().isEmpty());
92 }
93
94 public void testContainsKey()
95 {
96 Configuration config = getConfiguration();
97 assertTrue("key1 not found", config.containsKey("key1"));
98 assertFalse("key3 found", config.containsKey("key3"));
99 }
100
101 public void testClearProperty()
102 {
103 Configuration config = getConfiguration();
104 config.clearProperty("key2");
105 assertFalse("key2 not cleared", config.containsKey("key2"));
106 }
107
108 public void testGetKeys()
109 {
110 Configuration config = getConfiguration();
111 Iterator keys = config.getKeys();
112
113 List expectedKeys = new ArrayList();
114 expectedKeys.add("key1");
115 expectedKeys.add("key2");
116 expectedKeys.add("list");
117
118 assertNotNull("null iterator", keys);
119 assertTrue("empty iterator", keys.hasNext());
120
121 List actualKeys = new ArrayList();
122 while (keys.hasNext())
123 {
124 actualKeys.add(keys.next());
125 }
126
127 ListAssert.assertEquals("keys", expectedKeys, actualKeys);
128 }
129
130 }