1   /*
2    * $Header$
3    * $Revision$
4    * $Date$
5    *
6    * ====================================================================
7    *
8    * Copyright (C) 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  package org.jaxen.function;
63  
64  import javax.xml.parsers.DocumentBuilder;
65  import javax.xml.parsers.DocumentBuilderFactory;
66  import javax.xml.parsers.ParserConfigurationException;
67  
68  import junit.framework.TestCase;
69  
70  import org.jaxen.BaseXPath;
71  import org.jaxen.FunctionCallException;
72  import org.jaxen.JaxenException;
73  import org.jaxen.XPath;
74  import org.jaxen.dom.DOMXPath;
75  import org.w3c.dom.Document;
76  
77  /***
78   * @author Elliotte Rusty Harold
79   *
80   */
81  public class ContainsTest extends TestCase {
82  
83      private Document doc;
84      
85      public void setUp() throws ParserConfigurationException
86      {
87          DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
88          factory.setNamespaceAware(true);
89          DocumentBuilder builder = factory.newDocumentBuilder();
90          doc = builder.newDocument();
91          doc.appendChild(doc.createElement("root"));
92      }
93  
94  
95      public ContainsTest(String name) {
96          super(name);
97      }
98  
99      public void testContainsNumber() throws JaxenException
100     {
101         XPath xpath = new DOMXPath( "contains(33, '3')" );
102         Boolean result = (Boolean) xpath.evaluate( doc );
103         assertEquals(Boolean.TRUE, result);
104     }    
105   
106     public void testContainsString() throws JaxenException
107     {
108         XPath xpath = new DOMXPath( "contains('test', 'es')" );
109         Boolean result = (Boolean) xpath.evaluate( doc );
110         assertEquals(Boolean.TRUE, result);
111     }    
112   
113     public void testContainsString3() throws JaxenException
114     {
115         XPath xpath = new DOMXPath( "contains('superlative', 'superlative')" );
116         Boolean result = (Boolean) xpath.evaluate( doc );
117         assertEquals(Boolean.TRUE, result);
118     }    
119   
120     public void testContainsNumber2() throws JaxenException
121     {
122         XPath xpath = new DOMXPath( "contains(43, '0')" );
123         Boolean result = (Boolean) xpath.evaluate( doc );
124         assertEquals(Boolean.FALSE, result);
125     }    
126   
127     public void testContainsString2() throws JaxenException
128     {
129         XPath xpath = new DOMXPath( "contains('1234567890', '1234567a')" );
130         Boolean result = (Boolean) xpath.evaluate( doc );
131         assertEquals(Boolean.FALSE, result);
132     }    
133   
134   
135     public void testEmptyStringContainsNonEmptyString() throws JaxenException
136     {
137         XPath xpath = new DOMXPath( "contains('', 'a')" );
138         Boolean result = (Boolean) xpath.evaluate( doc );
139         assertEquals(Boolean.FALSE, result);
140     }
141   
142     public void testEmptyStringContainsEmptyString() throws JaxenException
143     {
144         XPath xpath = new DOMXPath( "contains('', '')" );
145         Boolean result = (Boolean) xpath.evaluate( doc );
146         assertEquals(Boolean.TRUE, result);
147     }
148   
149     public void testContainsEmptyString() throws JaxenException
150     {
151         XPath xpath = new DOMXPath( "contains('a', '')" );
152         Boolean result = (Boolean) xpath.evaluate( doc );
153         assertEquals(Boolean.TRUE, result);
154     }    
155   
156     public void testContainsFunctionRequiresAtLeastTwoArguments() 
157       throws JaxenException {
158         
159         BaseXPath xpath = new DOMXPath("contains('a')");
160         
161         try {
162             xpath.selectNodes(doc);
163             fail("Allowed contains function with one argument");
164         }
165         catch (FunctionCallException ex) {
166             assertNotNull(ex.getMessage());
167         }
168         
169     }    
170 
171     public void testContainsFunctionRequiresAtMostTwoArguments() 
172       throws JaxenException {
173         
174         BaseXPath xpath = new DOMXPath("contains('a', 'a', 'a')");
175         
176         try {
177             xpath.selectNodes(doc);
178             fail("Allowed contains function with three arguments");
179         }
180         catch (FunctionCallException ex) {
181             assertNotNull(ex.getMessage());
182         }
183         
184     }    
185 
186 }