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Java > Open Source Codes > org > dom4j > xpath > SelectSingleNodeTest


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 JavaDoc[] args) {
25         TestRunner.run(SelectSingleNodeTest.class);
26     }
27
28     // Test case(s)
29 // -------------------------------------------------------------------------
30 public void testSelectSingleNode() throws Exception JavaDoc {
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 JavaDoc {
59         Document document = getDocument("/xml/schema/personal.xsd");
60
61         String JavaDoc 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  */
106
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