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.xpath;
9   
10  import junit.textui.TestRunner;
11  
12  import org.dom4j.AbstractTestCase;
13  import org.dom4j.Document;
14  import org.dom4j.Element;
15  import org.dom4j.Node;
16  
17  /***
18   * Tests the selectSingleNode method
19   * 
20   * @author <a href="mailto:jstrachan@apache.org">James Strachan </a>
21   * @version $Revision: 1.4 $
22   */
23  public class SelectSingleNodeTest extends AbstractTestCase {
24      public static void main(String[] args) {
25          TestRunner.run(SelectSingleNodeTest.class);
26      }
27  
28      // Test case(s)
29      // -------------------------------------------------------------------------
30      public void testSelectSingleNode() throws Exception {
31          Document document = getDocument("/xml/test/jimBrain.xml");
32          Node node = document.selectSingleNode("/properties/client/threadsafe");
33          assertTrue("Found a valid node", node != null);
34  
35          Element server = (Element) document
36                  .selectSingleNode("/properties/server");
37          assertTrue("Found a valid server", server != null);
38  
39          Element root = document.getRootElement();
40          server = (Element) root.selectSingleNode("/properties/server");
41          assertTrue("Found a valid server", server != null);
42  
43          // try finding it via a relative path
44          server = (Element) document.selectSingleNode("properties/server");
45          assertTrue("Found a valid server", server != null);
46  
47          // now lets use a relative path
48          Element connection = (Element) server.selectSingleNode("db/connection");
49          assertTrue("Found a valid connection", connection != null);
50      }
51  
52      /***
53       * Test out Steen's bug
54       * 
55       * @throws Exception
56       *             DOCUMENT ME!
57       */
58      public void testSteensBug() throws Exception {
59          Document document = getDocument("/xml/schema/personal.xsd");
60  
61          String xpath = "/xs:schema/xs:element[@name='person']";
62          assertNotNull("element is null", document.selectSingleNode(xpath));
63  
64          Element root = document.getRootElement();
65  
66          assertNotNull("element is null", root.selectSingleNode(xpath));
67      }
68  }
69  
70  /*
71   * Redistribution and use of this software and associated documentation
72   * ("Software"), with or without modification, are permitted provided that the
73   * following conditions are met:
74   * 
75   * 1. Redistributions of source code must retain copyright statements and
76   * notices. Redistributions must also contain a copy of this document.
77   * 
78   * 2. Redistributions in binary form must reproduce the above copyright notice,
79   * this list of conditions and the following disclaimer in the documentation
80   * and/or other materials provided with the distribution.
81   * 
82   * 3. The name "DOM4J" must not be used to endorse or promote products derived
83   * from this Software without prior written permission of MetaStuff, Ltd. For
84   * written permission, please contact dom4j-info@metastuff.com.
85   * 
86   * 4. Products derived from this Software may not be called "DOM4J" nor may
87   * "DOM4J" appear in their names without prior written permission of MetaStuff,
88   * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
89   * 
90   * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
91   * 
92   * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
93   * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
95   * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
96   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
97   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
98   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
99   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
100  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
102  * POSSIBILITY OF SUCH DAMAGE.
103  * 
104  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
105  */