1 /*
2 * $Header$
3 * $Revision$
4 * $Date$
5 *
6 * ====================================================================
7 *
8 * Copyright (C) 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
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 java.io.ByteArrayOutputStream;
67 import java.io.IOException;
68 import java.io.NotSerializableException;
69 import java.io.ObjectOutputStream;
70
71 import javax.xml.parsers.DocumentBuilderFactory;
72 import javax.xml.parsers.ParserConfigurationException;
73
74 import org.jaxen.dom.DOMXPath;
75 import org.w3c.dom.Document;
76 import org.w3c.dom.Element;
77
78 import junit.framework.TestCase;
79
80 /***
81 * <p>
82 * Test for function context.
83 * </p>
84 *
85 * @author Elliotte Rusty Harold
86 * @version 1.1b4
87 *
88 */
89 public class FunctionContextTest extends TestCase
90 {
91
92 private Document doc;
93
94 public void setUp() throws ParserConfigurationException {
95
96 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
97 factory.setNamespaceAware(true);
98 doc = factory.newDocumentBuilder().newDocument();
99 Element root = doc.createElementNS("http://www.example.org/", "root");
100 doc.appendChild(root);
101 root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", "http://www.example.org/");
102
103 }
104
105 public void testJAXEN50() throws JaxenException {
106
107 DOMXPath xpath = new DOMXPath("true()");
108
109 SimpleNamespaceContext nsContext = new SimpleNamespaceContext();
110 // Add all namespace declarations from the node
111 nsContext.addElementNamespaces(xpath.getNavigator(), doc);
112 xpath.setNamespaceContext(nsContext);
113
114 boolean result = xpath.booleanValueOf(doc);
115 assertTrue(result);
116
117 }
118
119 public void testUnresolvableFunction() throws JaxenException {
120
121 DOMXPath xpath = new DOMXPath("nonesuch()");
122
123 try {
124 xpath.evaluate(doc);
125 fail("Evaluated nonexistent function");
126 }
127 catch (UnresolvableException ex) {
128 assertNotNull(ex.getMessage());
129 }
130
131 }
132
133 public void testUnresolvableFunctionExceptionMessage() throws JaxenException {
134
135 DOMXPath xpath = new DOMXPath("nonesuch()");
136
137 try {
138 xpath.evaluate(doc);
139 fail("Evaluated nonexistent function");
140 }
141 catch (UnresolvableException ex) {
142 assertEquals(-1, ex.getMessage().indexOf(':'));
143 }
144
145 }
146
147 public void testGetFunctionContext() throws JaxenException {
148 DOMXPath xpath = new DOMXPath("/root/child");
149 assertNotNull(xpath.getFunctionContext());
150 }
151
152 public void testSerializeFunctionContext() throws JaxenException, IOException {
153
154 DOMXPath xpath = new DOMXPath("/root/child");
155 FunctionContext context = xpath.getFunctionContext();
156 ByteArrayOutputStream out = new ByteArrayOutputStream();
157 ObjectOutputStream oout = new ObjectOutputStream(out);
158 try {
159 oout.writeObject(context);
160 fail("serialized function context");
161 }
162 catch (NotSerializableException ex) {
163 assertNotNull(ex.getMessage());
164 }
165
166 }
167
168 }