1 /* 2 * $Header: /home/projects/jaxen/scm/jaxen/src/java/test/org/jaxen/saxpath/helpers/XPathReaderFactoryTest.java,v 1.6 2005/09/24 22:28:17 elharo Exp $ 3 * $Revision: 1.6 $ 4 * $Date: 2005/09/24 22:28:17 $ 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: XPathReaderFactoryTest.java,v 1.6 2005/09/24 22:28:17 elharo Exp $ 60 */ 61 62 package org.jaxen.saxpath.helpers; 63 64 import junit.framework.TestCase; 65 66 import org.jaxen.saxpath.SAXPathException; 67 import org.jaxen.saxpath.XPathReader; 68 69 public class XPathReaderFactoryTest extends TestCase 70 { 71 public XPathReaderFactoryTest(String name) 72 { 73 super( name ); 74 } 75 76 77 protected void tearDown() { 78 System.setProperty( XPathReaderFactory.DRIVER_PROPERTY, "" ); 79 } 80 81 public void testDefault() throws SAXPathException 82 { 83 System.setProperty( XPathReaderFactory.DRIVER_PROPERTY, 84 "" ); 85 XPathReader reader = XPathReaderFactory.createReader(); 86 assertNotNull( reader ); 87 } 88 89 public void testValidByProperty() throws SAXPathException 90 { 91 System.setProperty( XPathReaderFactory.DRIVER_PROPERTY, 92 "org.jaxen.saxpath.helpers.MockXPathReader" ); 93 94 XPathReader reader = XPathReaderFactory.createReader(); 95 assertNotNull( reader ); 96 assertSame( MockXPathReader.class, reader.getClass() ); 97 } 98 99 public void testInvalidByProperty() 100 { 101 System.setProperty( XPathReaderFactory.DRIVER_PROPERTY, 102 "java.lang.String" ); 103 104 try 105 { 106 XPathReaderFactory.createReader(); 107 fail( "Should have thrown SAXPathException" ); 108 } 109 catch (SAXPathException e) { 110 // expected and correct 111 assertNotNull(e.getMessage()); 112 } 113 } 114 115 public void testNonExistantByProperty() 116 { 117 System.setProperty( XPathReaderFactory.DRIVER_PROPERTY, 118 "i.am.a.class.that.does.not.Exist" ); 119 120 try 121 { 122 XPathReaderFactory.createReader(); 123 fail( "Should have thrown SAXPathException" ); 124 } 125 catch (org.jaxen.saxpath.SAXPathException e) 126 { 127 // expected and correct 128 } 129 } 130 131 public void testValidExplicit() throws SAXPathException 132 { 133 XPathReader reader = XPathReaderFactory.createReader( "org.jaxen.saxpath.helpers.MockXPathReader" ); 134 assertNotNull( reader ); 135 assertSame( MockXPathReader.class, reader.getClass() ); 136 } 137 138 public void testInvalidExplicit() 139 { 140 try 141 { 142 XPathReaderFactory.createReader( "java.lang.String" ); 143 fail( "Should have thrown SAXPathException" ); 144 } 145 catch (org.jaxen.saxpath.SAXPathException e) 146 { 147 // expected and correct 148 } 149 } 150 151 public void testNonExistantExplicit() 152 { 153 try 154 { 155 XPathReaderFactory.createReader( "i.am.a.class.that.does.not.Exist" ); 156 fail( "Should have thrown SAXPathException" ); 157 } 158 catch (org.jaxen.saxpath.SAXPathException e) 159 { 160 // expected and correct 161 } 162 } 163 }