1   /*
2    * $Header$
3    * $Revision$
4    * $Date$
5    *
6    * ====================================================================
7    *
8    * Copyright 2000-2002 bob mcwhirter & James Strachan.
9    * All rights reserved.
10   *
11   * Redistribution and use in source and binary forms, with or without
12   * modification, are permitted provided that the following conditions are
13   * met:
14   * 
15   *   * Redistributions of source code must retain the above copyright
16   *     notice, this list of conditions and the following disclaimer.
17   * 
18   *   * Redistributions in binary form must reproduce the above copyright
19   *     notice, this list of conditions and the following disclaimer in the
20   *     documentation and/or other materials provided with the distribution.
21   * 
22   *   * Neither the name of the Jaxen Project nor the names of its
23   *     contributors may be used to endorse or promote products derived 
24   *     from this software without specific prior written permission.
25   * 
26   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
27   * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28   * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
29   * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
30   * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
31   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
32   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
33   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35   * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
36   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37   *
38   * ====================================================================
39   * This software consists of voluntary contributions made by many 
40   * individuals on behalf of the Jaxen Project and was originally 
41   * created by bob mcwhirter <bob@werken.com> and 
42   * James Strachan <jstrachan@apache.org>.  For more information on the 
43   * Jaxen Project, please see <http://www.jaxen.org/>.
44   * 
45   * $Id$
46   */
47  
48  
49  
50  package org.jaxen.test;
51  
52  import java.io.IOException;
53  import java.io.StringReader;
54  import java.util.List;
55  
56  import javax.xml.parsers.DocumentBuilderFactory;
57  import javax.xml.parsers.ParserConfigurationException;
58  
59  import org.jaxen.JaxenException;
60  import org.jaxen.dom.DOMXPath;
61  import org.w3c.dom.Document;
62  import org.w3c.dom.Element;
63  import org.xml.sax.InputSource;
64  import org.xml.sax.SAXException;
65  
66  import junit.framework.TestCase;
67  
68  /***
69   * <p>
70   *  Test for function context.
71   * </p>
72   * 
73   * @author Elliotte Rusty Harold
74   * @version 1.1b9
75   *
76   */
77  public class EqualsTest extends TestCase
78  {
79  
80      public void testEqualityAgainstNonExistentNodes() 
81        throws JaxenException, ParserConfigurationException {
82          
83          DOMXPath xpath = new DOMXPath("/a/b[c = ../d]");
84          
85          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
86          factory.setNamespaceAware(true);
87          Document doc = factory.newDocumentBuilder().newDocument();
88          Element root = doc.createElement("a");
89          doc.appendChild(root);
90          Element b = doc.createElement("b");
91          root.appendChild(b);
92          Element c = doc.createElement("c");
93          b.appendChild(c);
94          
95          List result = (List) xpath.evaluate(doc);
96          assertEquals(0, result.size());
97          
98      }
99   
100     public void testOlander() 
101       throws JaxenException, SAXException, IOException, ParserConfigurationException {
102         
103         DOMXPath xpath = new DOMXPath("//BlockStatement//IfStatement[./Statement =  ./ancestor::BlockStatement/following-sibling::BlockStatement//IfStatement/Statement]");
104         
105         String data = "<?xml version='1.0'?><Block><BlockStatement><LocalVariableDeclaration><Type><PrimitiveType>boolean</PrimitiveType></Type><VariableDeclarator><VariableDeclaratorId/></VariableDeclarator><VariableDeclarator><VariableDeclaratorId/></VariableDeclarator></LocalVariableDeclaration></BlockStatement><BlockStatement><Statement><IfStatement><Expression><PrimaryExpression><PrimaryPrefix><Name>a</Name></PrimaryPrefix></PrimaryExpression></Expression><Statement><StatementExpression><PrimaryExpression><PrimaryPrefix><Name>methodB</Name></PrimaryPrefix><PrimarySuffix><Arguments/></PrimarySuffix></PrimaryExpression></StatementExpression></Statement></IfStatement></Statement></BlockStatement><BlockStatement><Statement><IfStatement><Expression><PrimaryExpression><PrimaryPrefix><Name>b</Name></PrimaryPrefix></PrimaryExpression></Expression><Statement><StatementExpression><PrimaryExpression><PrimaryPrefix><Name>methodB</Name></PrimaryPrefix><PrimarySuffix><Arguments/></PrimarySuffix></PrimaryExpression></StatementExpression></Statement></IfStatement></Statement></BlockStatement></Block>";
106         StringReader reader = new StringReader(data);
107         InputSource in = new InputSource(reader);
108         
109         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
110         factory.setNamespaceAware(true);
111         Document doc = factory.newDocumentBuilder().parse(in);
112         
113         List result = (List) xpath.evaluate(doc);
114         assertEquals(1, result.size());
115         
116     }
117  
118 }