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 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 javax.xml.parsers.DocumentBuilderFactory;
53 import javax.xml.parsers.ParserConfigurationException;
54
55 import org.jaxen.JaxenException;
56 import org.jaxen.SimpleVariableContext;
57 import org.jaxen.UnresolvableException;
58 import org.jaxen.dom.DOMXPath;
59 import org.w3c.dom.Document;
60 import org.w3c.dom.Element;
61
62 import junit.framework.TestCase;
63
64 /***
65 * <p>
66 * Test for function context.
67 * </p>
68 *
69 * @author Elliotte Rusty Harold
70 * @version 1.1b9
71 *
72 */
73 public class VariableContextTest extends TestCase
74 {
75
76 private Document doc;
77
78 public void setUp() throws ParserConfigurationException {
79
80 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
81 factory.setNamespaceAware(true);
82 doc = factory.newDocumentBuilder().newDocument();
83 Element root = doc.createElementNS("http://www.example.org/", "root");
84 doc.appendChild(root);
85 root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", "http://www.example.org/");
86
87 }
88
89
90 public void testUnresolvableVariable() throws JaxenException {
91
92 DOMXPath xpath = new DOMXPath("$a/root");
93
94 try {
95 xpath.evaluate(doc);
96 fail("Evaluated nonexistent variable");
97 }
98 catch (UnresolvableException ex) {
99 assertEquals("Variable a", ex.getMessage());
100 }
101
102 }
103
104 public void testGetVariableContext() throws JaxenException {
105 DOMXPath xpath = new DOMXPath("/root/child");
106 assertNotNull(xpath.getVariableContext());
107 }
108
109 public void testSetNamespacelessVariable() throws JaxenException {
110 SimpleVariableContext context = new SimpleVariableContext();
111 context.setVariableValue("foo", "bar");
112 assertEquals("bar", context.getVariableValue("", "", "foo"));
113 }
114
115 }