1   /*
2    * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
3    *
4    * This software is open source.
5    * See the bottom of this file for the licence.
6    */
7   
8   package org.dom4j;
9   
10  import junit.textui.TestRunner;
11  
12  /***
13   * Tests the elementByID() method
14   * 
15   * @author <a href="mailto:james.strachan@metastuff.com">James Strachan </a>
16   * @version $Revision: 1.4 $
17   */
18  public class ElementByIDTest extends AbstractTestCase {
19      /*** Input XML file to read */
20      protected static final String INPUT_XML_FILE = "xml/test/elementByID.xml";
21  
22      public static void main(String[] args) {
23          TestRunner.run(ElementByIDTest.class);
24      }
25  
26      // Test case(s)
27      // -------------------------------------------------------------------------
28      public void testElementByID() throws Exception {
29          String id = "message";
30          Document document = getDocument(INPUT_XML_FILE);
31  
32          // test XPath
33          Element element = (Element) document.selectSingleNode("//*[@ID='" + id
34                  + "']");
35          assertTrue("Found element by ID: " + id, element != null);
36          assertEquals("ID is equal", id, element.attributeValue("ID"));
37  
38          // test with elementByID
39          element = document.elementByID(id);
40  
41          assertTrue("Found element by ID: " + id, element != null);
42          assertEquals("ID is equal", id, element.attributeValue("ID"));
43  
44          log("Found element: " + element.getText());
45  
46          element = document.elementByID("DoesNotExist");
47  
48          assertTrue("Found no element", element == null);
49      }
50  }
51  
52  /*
53   * Redistribution and use of this software and associated documentation
54   * ("Software"), with or without modification, are permitted provided that the
55   * following conditions are met:
56   * 
57   * 1. Redistributions of source code must retain copyright statements and
58   * notices. Redistributions must also contain a copy of this document.
59   * 
60   * 2. Redistributions in binary form must reproduce the above copyright notice,
61   * this list of conditions and the following disclaimer in the documentation
62   * and/or other materials provided with the distribution.
63   * 
64   * 3. The name "DOM4J" must not be used to endorse or promote products derived
65   * from this Software without prior written permission of MetaStuff, Ltd. For
66   * written permission, please contact dom4j-info@metastuff.com.
67   * 
68   * 4. Products derived from this Software may not be called "DOM4J" nor may
69   * "DOM4J" appear in their names without prior written permission of MetaStuff,
70   * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
71   * 
72   * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
73   * 
74   * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
75   * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
76   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
77   * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
78   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
79   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
80   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
81   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
82   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
83   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
84   * POSSIBILITY OF SUCH DAMAGE.
85   * 
86   * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
87   */