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Java > Open Source Codes > org > apache > commons > chain > impl > CatalogFactoryBaseTestCase


1 /*
2  * Copyright 1999-2004 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 package org.apache.commons.chain.impl;
17
18 import junit.framework.Test;
19 import junit.framework.TestCase;
20 import junit.framework.TestSuite;
21 import org.apache.commons.chain.Catalog;
22 import org.apache.commons.chain.CatalogFactory;
23 import org.apache.commons.chain.Command;
24 import org.apache.commons.chain.impl.CatalogBase;
25 import java.util.Iterator JavaDoc;
26
27 /**
28  * <p>Test case for the <code>CatalogFactoryBase</code> class.</p>
29  *
30  * @author Craig R. McClanahan
31  * @version $Revision: 1.3 $ $Date: 2004/12/09 05:23:14 $
32  */
33
34 public class CatalogFactoryBaseTestCase extends TestCase {
35
36
37     // ---------------------------------------------------- Instance Variables
38
39
40     /**
41      * <p>The {@link CatalogFactory} instance under test.</p>
42      */
43     protected CatalogFactory factory = null;
44
45
46     // ---------------------------------------------------------- Constructors
47
48
49     /**
50      * Construct a new instance of this test case.
51      *
52      * @param name Name of the test case
53      */
54     public CatalogFactoryBaseTestCase(String JavaDoc name) {
55         super(name);
56     }
57
58
59     // -------------------------------------------------- Overall Test Methods
60
61
62     /**
63      * <p>Set up instance variables required by this test case.</p>
64      */
65     public void setUp() {
66         factory = CatalogFactory.getInstance();
67     }
68
69
70     /**
71      * <p>Return the tests included in this test suite.</p>
72      */
73     public static Test suite() {
74         return (new TestSuite(CatalogFactoryBaseTestCase.class));
75     }
76
77     /**
78      * <p>Tear down instance variables required by this test case.</p>
79      */
80     public void tearDown() {
81         factory = null;
82     }
83
84
85     // ------------------------------------------------ Individual Test Methods
86
87
88     /**
89      * <p>Test a pristine instance of {@link CatalogFactory}.</p>
90      */
91     public void testPristine() {
92
93         assertNotNull(factory);
94         assertNull(factory.getCatalog());
95         assertNull(factory.getCatalog("foo"));
96         assertEquals(0, getCatalogCount());
97
98     }
99
100
101     /**
102      * <p>Test the default {@link Catalog} instance.</p>
103      */
104     public void testDefaultCatalog() {
105
106         Catalog catalog = new CatalogBase();
107         factory.setCatalog(catalog);
108         assertTrue(catalog == factory.getCatalog());
109         assertEquals(0, getCatalogCount());
110
111     }
112
113
114     /**
115      * <p>Test adding a specifically named {@link Catalog} instance.</p>
116      */
117     public void testSpecificCatalog() {
118
119         Catalog catalog = new CatalogBase();
120         factory.setCatalog(catalog);
121         catalog = new CatalogBase();
122         factory.addCatalog("foo", catalog);
123         assertTrue(catalog == factory.getCatalog("foo"));
124         assertEquals(1, getCatalogCount());
125         factory.addCatalog("foo", new CatalogBase());
126         assertEquals(1, getCatalogCount());
127         assertTrue(!(catalog == factory.getCatalog("foo")));
128         CatalogFactory.clear();
129         factory = CatalogFactory.getInstance();
130         assertEquals(0, getCatalogCount());
131
132     }
133
134
135     // ------------------------------------------------------- Support Methods
136
137
138     /**
139      * <p>Return the number of {@link Catalog}s defined in our
140      * {@link CatalogFactory}.</p>
141      */
142     private int getCatalogCount() {
143
144         Iterator JavaDoc names = factory.getNames();
145         assertNotNull(names);
146         int n = 0;
147         while (names.hasNext()) {
148             names.next();
149             n++;
150         }
151         return n;
152
153     }
154
155
156 }
157
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