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  package org.jaxen.test;
49  
50  import javax.xml.parsers.DocumentBuilder;
51  import javax.xml.parsers.DocumentBuilderFactory;
52  import javax.xml.parsers.ParserConfigurationException;
53  
54  import junit.framework.TestCase;
55  
56  import org.jaxen.JaxenException;
57  import org.jaxen.XPath;
58  import org.jaxen.dom.DOMXPath;
59  import org.w3c.dom.Document;
60  
61  /***
62   * @author Elliotte Rusty Harold
63   *
64   */
65  public class ArithmeticTest extends TestCase {
66  
67      private Document doc;
68      
69      public void setUp() throws ParserConfigurationException
70      {
71          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
72          factory.setNamespaceAware(true);
73          DocumentBuilder builder = factory.newDocumentBuilder();
74          doc = builder.newDocument();
75          org.w3c.dom.Element a = doc.createElementNS("", "a");
76          doc.appendChild(a);
77      }
78  
79  
80      public ArithmeticTest(String name) {
81          super(name);
82      }
83  
84      public void testNumbersThatBeginWithADecimalPoint() 
85        throws JaxenException {
86          
87          XPath xpath = new DOMXPath(".5 > .4");
88          Boolean result = (Boolean) xpath.evaluate(doc);
89          assertTrue(result.booleanValue());
90          
91      }    
92  
93      
94     public void testNumbersThatBeginWithADecimalPoint2() 
95        throws JaxenException {
96          
97          XPath xpath = new DOMXPath(".3 <= .4 <= 1.1");
98          Boolean result = (Boolean) xpath.evaluate(doc);
99          assertTrue(result.booleanValue());
100         
101     }    
102 
103    public void testLeftAssociativityOfLessThanOrEqual() 
104       throws JaxenException {
105         
106         XPath xpath = new DOMXPath(".3 <= .4 <= 0.9");
107         Boolean result = (Boolean) xpath.evaluate(doc);
108         assertFalse(result.booleanValue());
109         
110     }    
111 
112     
113 }