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Java > Open Source Codes > org > dom4j > XPathBugTest


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 import java.util.List JavaDoc;
13
14 /**
15  * A test harness to test XPath expression evaluation in DOM4J
16  *
17  * @author <a HREF="mailto:james.strachan@metastuff.com">James Strachan </a>
18  * @version $Revision: 1.4 $
19  */

20 public class XPathBugTest extends AbstractTestCase {
21     public static void main(String JavaDoc[] args) {
22         TestRunner.run(XPathBugTest.class);
23     }
24
25     // Test case(s)
26
// -------------------------------------------------------------------------
27
public void testXPaths() throws Exception JavaDoc {
28         Document document = getDocument("/xml/rabo1ae.xml");
29         Element root = (Element) document
30                 .selectSingleNode("/m:Msg/m:Contents/m:Content");
31
32         assertTrue("root is not null", root != null);
33
34         Namespace ns = root.getNamespaceForPrefix("ab");
35
36         assertTrue("Found namespace", ns != null);
37
38         System.out.println("Found: " + ns.getURI());
39
40         Element element = (Element) root
41                 .selectSingleNode("ab:RaboPayLoad[@id='1234123']");
42
43         assertTrue("element is not null", element != null);
44
45         String JavaDoc value = element.valueOf("ab:AccountingEntry/ab:RateType");
46
47         assertEquals("RateType is correct", "CRRNT", value);
48     }
49
50     /**
51      * A bug found by Rob Lebowitz
52      *
53      * @throws Exception
54      * DOCUMENT ME!
55      */

56     public void testRobLebowitz() throws Exception JavaDoc {
57         String JavaDoc text = "<ul>" + " <ul>" + " <li/>"
58                 + " <ul>" + " <li/>"
59                 + " </ul>" + " <li/>" + " </ul>" + "</ul>";
60
61         Document document = DocumentHelper.parseText(text);
62         List JavaDoc lists = document.selectNodes("//ul | //ol");
63
64         int count = 0;
65
66         for (int i = 0; i < lists.size(); i++) {
67             Element list = (Element) lists.get(i);
68             List JavaDoc nodes = list.selectNodes("ancestor::ul");
69
70             if ((nodes != null) && (nodes.size() > 0)) {
71                 continue;
72             }
73
74             nodes = list.selectNodes("ancestor::ol");
75
76             if ((nodes != null) && (nodes.size() > 0)) {
77                 continue;
78             }
79         }
80     }
81
82     /**
83      * A bug found by Stefan which results in IndexOutOfBoundsException for
84      * empty results
85      *
86      * @throws Exception
87      * DOCUMENT ME!
88      */

89     public void testStefan() throws Exception JavaDoc {
90         String JavaDoc text = "<foo>hello</foo>";
91         Document document = DocumentHelper.parseText(text);
92         XPath xpath = DocumentHelper.createXPath("/x");
93         Object JavaDoc value = xpath.evaluate(document);
94     }
95
96     /**
97      * Test found by Mike Skells
98      *
99      * @throws Exception
100      * DOCUMENT ME!
101      */

102     public void testMikeSkells() throws Exception JavaDoc {
103         Document top = DocumentFactory.getInstance().createDocument();
104         Element root = top.addElement("root");
105         root.addElement("child1").addElement("child11");
106         root.addElement("child2").addElement("child21");
107         System.out.println(top.asXML());
108
109         XPath test1 = top.createXPath("/root/child1/child11");
110         XPath test2 = top.createXPath("/root/child2/child21");
111         Node position1 = test1.selectSingleNode(root);
112         Node position2 = test2.selectSingleNode(root);
113
114         System.out.println("test1= " + test1);
115         System.out.println("test2= " + test2);
116         System.out.println("Position1 Xpath = " + position1.getUniquePath());
117         System.out.println("Position2 Xpath = " + position2.getUniquePath());
118
119         System.out.println("test2.matches(position1) : "
120                 + test2.matches(position1));
121
122         assertTrue("test1.matches(position1)", test1.matches(position1));
123         assertTrue("test2.matches(position2)", test2.matches(position2));
124
125         assertTrue("test2.matches(position1) should be false", !test2
126                 .matches(position1));
127     }
128 }
129
130 /*
131  * Redistribution and use of this software and associated documentation
132  * ("Software"), with or without modification, are permitted provided that the
133  * following conditions are met:
134  *
135  * 1. Redistributions of source code must retain copyright statements and
136  * notices. Redistributions must also contain a copy of this document.
137  *
138  * 2. Redistributions in binary form must reproduce the above copyright notice,
139  * this list of conditions and the following disclaimer in the documentation
140  * and/or other materials provided with the distribution.
141  *
142  * 3. The name "DOM4J" must not be used to endorse or promote products derived
143  * from this Software without prior written permission of MetaStuff, Ltd. For
144  * written permission, please contact dom4j-info@metastuff.com.
145  *
146  * 4. Products derived from this Software may not be called "DOM4J" nor may
147  * "DOM4J" appear in their names without prior written permission of MetaStuff,
148  * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
149  *
150  * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
151  *
152  * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
153  * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
154  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
155  * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
156  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
157  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
158  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
159  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
160  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
161  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
162  * POSSIBILITY OF SUCH DAMAGE.
163  *
164  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
165  */

166
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