/*
* $Header$
* $Revision$
* $Date$
*
* ====================================================================
*
* Copyright 2000-2003 bob mcwhirter & James Strachan.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of the Jaxen Project nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ====================================================================
* This software consists of voluntary contributions made by many
* individuals on behalf of the Jaxen Project and was originally
* created by bob mcwhirter <bob@werken.com> and
* James Strachan <jstrachan@apache.org>. For more information on the
* Jaxen Project, please see <http://www.jaxen.org/>.
*
* $Id$
*/
package org.jaxen.test;
import junit.framework.TestCase;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import org.jaxen.JaxenException;
import org.jaxen.XPath;
import org.jaxen.dom.DOMXPath;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.xml.sax.SAXException;
public class DOMXPathTest extends TestCase
{
private static final String BASIC_XML = "xml/basic.xml";
private Document doc;
private DocumentBuilderFactory factory;
public DOMXPathTest(String name)
{
super( name );
}
public void setUp() throws ParserConfigurationException {
factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
doc = factory.newDocumentBuilder().newDocument();
}
public void testConstruction() throws JaxenException
{
DOMXPath xpath = new DOMXPath( "/foo/bar/baz" );
assertEquals("/foo/bar/baz", xpath.toString());
}
public void testConstructionWithNamespacePrefix() throws JaxenException
{
DOMXPath xpath = new DOMXPath( "/p:foo/p:bar/a:baz" );
assertEquals("/p:foo/p:bar/a:baz", xpath.toString());
}
public void testNamespaceDeclarationsAreNotAttributes()
throws JaxenException {
Element root = doc.createElementNS("http://www.example.org/", "root");
doc.appendChild(root);
root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", "http://www.example.org/");
DOMXPath xpath = new DOMXPath( "count(/*/@*)" );
Number value = xpath.numberValueOf(doc);
assertEquals(0, value.intValue());
}
// see JAXEN-105
public void testConsistentNamespaceDeclarations()
throws JaxenException {
Element root = doc.createElement("root");
doc.appendChild(root);
Element child = doc.createElementNS("http://www.example.org", "foo:child");
root.appendChild(child);
// different prefix
child.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:foo2", "http://www.contradictory.org");
XPath xpath = new DOMXPath("//namespace::node()");
List result = xpath.selectNodes(doc);
assertEquals(4, result.size());
}
// see JAXEN-105
public void testInconsistentNamespaceDeclarations()
throws JaxenException {
Element root = doc.createElement("root");
doc.appendChild(root);
Element child = doc.createElementNS("http://www.example.org", "foo:child");
root.appendChild(child);
// same prefix
child.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:foo", "http://www.contradictory.org");
XPath xpath = new DOMXPath("//namespace::node()");
List result = xpath.selectNodes(doc);
assertEquals(3, result.size());
}
// see JAXEN-105
public void testIntrinsicNamespaceDeclarationOfElementBeatsContradictoryXmlnsPreAttr()
throws JaxenException {
Element root = doc.createElement("root");
doc.appendChild(root);
Element child = doc.createElementNS("http://www.example.org", "foo:child");
root.appendChild(child);
// same prefix
child.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:foo", "http://www.contradictory.org");
XPath xpath = new DOMXPath("//namespace::node()[name(.)='foo']");
List result = xpath.selectNodes(doc);
assertEquals(1, result.size());
Node node = (Node) result.get(0);
assertEquals("http://www.example.org", node.getNodeValue());
}
// see JAXEN-105
public void testIntrinsicNamespaceDeclarationOfAttrBeatsContradictoryXmlnsPreAttr()
throws JaxenException {
Element root = doc.createElement("root");
doc.appendChild(root);
root.setAttributeNS("http://www.example.org/", "foo:a", "value");
// same prefix, different namespace
root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:foo", "http://www.contradictory.org");
XPath xpath = new DOMXPath("//namespace::node()[name(.)='foo']");
List result = xpath.selectNodes(doc);
assertEquals(1, result.size());
Node node = (Node) result.get(0);
assertEquals("http://www.example.org/", node.getNodeValue());
}
// see JAXEN-105
public void testIntrinsicNamespaceDeclarationOfElementBeatsContradictoryIntrinsicNamespaceOfAttr()
throws JaxenException {
Element root = doc.createElementNS("http://www.example.org", "pre:root");
doc.appendChild(root);
// same prefix
root.setAttributeNS("http://www.contradictory.org", "pre:foo", "value");
XPath xpath = new DOMXPath("//namespace::node()[name(.)='pre']");
List result = xpath.selectNodes(doc);
assertEquals(1, result.size());
Node node = (Node) result.get(0);
assertEquals("http://www.example.org", node.getNodeValue());
}
// Jaxen-54
public void testUpdateDOMNodesReturnedBySelectNodes()
throws JaxenException {
Element root = doc.createElementNS("http://www.example.org/", "root");
doc.appendChild(root);
root.appendChild(doc.createComment("data"));
DOMXPath xpath = new DOMXPath( "//comment()" );
List results = xpath.selectNodes(doc);
Node backroot = (Node) results.get(0);
backroot.setNodeValue("test");
assertEquals("test", backroot.getNodeValue());
}
public void testSelection()
throws JaxenException, ParserConfigurationException, SAXException, IOException {
XPath xpath = new DOMXPath( "/foo/bar/baz" );
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse( BASIC_XML );
List results = xpath.selectNodes( document );
assertEquals( 3,
results.size() );
Iterator iter = results.iterator();
assertEquals( "baz",
((Element)iter.next()).getLocalName() );
assertEquals( "baz",
((Element)iter.next()).getLocalName() );
assertEquals( "baz",
((Element)iter.next()).getLocalName() );
assertTrue( ! iter.hasNext() );
}
// Jaxen-22
public void testPrecedingAxisWithPositionalPredicate()
throws JaxenException, ParserConfigurationException, SAXException, IOException {
XPath xpath = new DOMXPath( "//c/preceding::*[1][name()='d']" );
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse( "xml/web2.xml" );
List result = xpath.selectNodes(document);
assertEquals(1, result.size());
}
// Jaxen-22
public void testJaxen22()
throws JaxenException, ParserConfigurationException, SAXException, IOException {
XPath xpath = new DOMXPath( "name(//c/preceding::*[1])" );
DocumentBuilder builder = factory.newDocumentBuilder();
doc = builder.parse("xml/web2.xml");
Object result = xpath.evaluate(doc);
assertEquals("d", result);
}
public void testPrecedingAxisInDocumentOrder()
throws JaxenException {
XPath xpath = new DOMXPath( "preceding::*" );
Element root = doc.createElement("root");
doc.appendChild(root);
Element a = doc.createElement("a");
root.appendChild(a);
Element b = doc.createElement("b");
root.appendChild(b);
Element c = doc.createElement("c");
a.appendChild(c);
List result = xpath.selectNodes(b);
assertEquals(2, result.size());
assertEquals(a, result.get(0));
assertEquals(c, result.get(1));
}
}