1   /*
2    * $Header$
3    * $Revision$
4    * $Date$
5    *
6    * ====================================================================
7    *
8    * Copyright 2005 Elliotte Rusty Harold
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
13   * are met:
14   * 
15   * 1. Redistributions of source code must retain the above copyright
16   *    notice, this list of conditions, and the following disclaimer.
17   *
18   * 2. Redistributions in binary form must reproduce the above copyright
19   *    notice, this list of conditions, and the disclaimer that follows 
20   *    these conditions in the documentation and/or other materials 
21   *    provided with the distribution.
22   *
23   * 3. The name "Jaxen" must not be used to endorse or promote products
24   *    derived from this software without prior written permission.  For
25   *    written permission, please contact license@jaxen.org.
26   * 
27   * 4. Products derived from this software may not be called "Jaxen", nor
28   *    may "Jaxen" appear in their name, without prior written permission
29   *    from the Jaxen Project Management (pm@jaxen.org).
30   * 
31   * In addition, we request (but do not require) that you include in the 
32   * end-user documentation provided with the redistribution and/or in the 
33   * software itself an acknowledgement equivalent to the following:
34   *     "This product includes software developed by the
35   *      Jaxen Project (http://www.jaxen.org/)."
36   * Alternatively, the acknowledgment may be graphical using the logos 
37   * available at http://www.jaxen.org/
38   *
39   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
40   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
41   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
42   * DISCLAIMED.  IN NO EVENT SHALL THE Jaxen AUTHORS OR THE PROJECT
43   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
45   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
46   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
47   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
48   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
49   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50   * SUCH DAMAGE.
51   *
52   * ====================================================================
53   * This software consists of voluntary contributions made by many 
54   * individuals on behalf of the Jaxen Project and was originally 
55   * created by bob mcwhirter <bob@werken.com> and 
56   * James Strachan <jstrachan@apache.org>.  For more information on the 
57   * Jaxen Project, please see <http://www.jaxen.org/>.
58   * 
59   * $Id$
60   */
61  
62  
63  
64  package org.jaxen;
65  
66  import javax.xml.parsers.DocumentBuilderFactory;
67  import javax.xml.parsers.ParserConfigurationException;
68  
69  import org.jaxen.dom.DOMXPath;
70  import org.w3c.dom.Document;
71  import org.w3c.dom.Element;
72  
73  import junit.framework.TestCase;
74  
75  /***
76   * <p>
77   *  Test for function context.
78   * </p>
79   * 
80   * @author Elliotte Rusty Harold
81   * @version 1.1b7
82   *
83   */
84  public class VariableContextTest extends TestCase
85  {
86  
87      private Document doc;
88      
89      public void setUp() throws ParserConfigurationException {
90          
91          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
92          factory.setNamespaceAware(true);
93          doc = factory.newDocumentBuilder().newDocument();
94          Element root = doc.createElementNS("http://www.example.org/", "root");
95          doc.appendChild(root);
96          root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", "http://www.example.org/");
97                
98      }
99      
100  
101     public void testUnresolvableVariable() throws JaxenException {
102         
103         DOMXPath xpath = new DOMXPath("$a/root");
104         
105         try {
106             xpath.evaluate(doc);
107             fail("Evaluated nonexistent variable");
108         }
109         catch (UnresolvableException ex) {
110             assertNotNull(ex.getMessage());
111         }
112         
113     }
114  
115     public void testGetVariableContext() throws JaxenException {      
116         DOMXPath xpath = new DOMXPath("/root/child");
117         assertNotNull(xpath.getVariableContext());
118     }
119  
120 }