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Java > Open Source Codes > org > apache > commons > betwixt > expression > TestUpdaters


1 /*
2  * Copyright 2001-2004 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.betwixt.expression;
18
19 import java.lang.reflect.Method JavaDoc;
20
21 import junit.framework.Test;
22 import junit.framework.TestSuite;
23
24 import org.apache.commons.betwixt.AbstractTestCase;
25
26 /** Test harness for map updating
27   *
28   * @author <a HREF="mailto:jstrachan@apache.org">James Strachan</a>
29   * @version $Revision: 1.4 $
30   */
31 public class TestUpdaters extends AbstractTestCase {
32     
33     public static Test suite() {
34         return new TestSuite(TestUpdaters.class);
35     }
36     
37     public TestUpdaters(String JavaDoc testName) {
38         super(testName);
39     }
40     
41     public void testMapUpdate() throws Exception JavaDoc {
42         Class JavaDoc[] params = { String JavaDoc.class, String JavaDoc.class } ;
43         Method JavaDoc method = AdderBean.class.getMethod("add", params);
44         MapEntryAdder adder = new MapEntryAdder(method);
45         
46         AdderBean bean = new AdderBean();
47         bean.add("UNSET", "UNSET");
48         
49         Updater keyUpdater = adder.getKeyUpdater();
50         Updater valueUpdater = adder.getValueUpdater();
51         
52         Context context = new Context();
53         context.setBean(bean);
54         
55         keyUpdater.update(context, "key");
56         valueUpdater.update(context, "value");
57         
58         assertEquals("AdderBean not updated (1)", "key", bean.getKey());
59         assertEquals("AdderBean not updated (2)", "value", bean.getValue());
60         
61         keyUpdater.update(context, "new-key");
62         valueUpdater.update(context, "new-value");
63         
64         assertEquals("AdderBean not updated (1)", "new-key", bean.getKey());
65         assertEquals("AdderBean not updated (2)", "new-value", bean.getValue());
66         
67     }
68 }
69
70
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