xomxpathtest.java

XML的解析、编译、查询等技术的JAVA源代码。

/*
 * $Header$
 * $Revision$
 * $Date$
 *
 * ====================================================================
 *
 * 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 <[e-mail]> and 
 * James Strachan <[e-mail]>.  For more information on the 
 * Jaxen Project, please see <http://www.jaxen.org/>.
 * 
 * $Id$
 */


package org.jaxen.test;

import java.io.IOException;
import java.util.Iterator;
import java.util.List;

import junit.framework.TestCase;
import nu.xom.Builder;
import nu.xom.Document;
import nu.xom.Element;
import nu.xom.ParsingException;

import org.jaxen.JaxenException;
import org.jaxen.XPath;
import org.jaxen.xom.XOMXPath;

public class XOMXPathTest extends TestCase
{

    private static final String BASIC_XML = "xml/basic.xml";

    public XOMXPathTest(String name)
    {
        super( name );
    }

    public void testConstruction() throws JaxenException
    {
        new XOMXPath( "/foo/bar/baz" );
    }

    public void testSelection() throws ParsingException, IOException, JaxenException
    {
        XPath xpath = new XOMXPath( "/foo/bar/baz" );

        Builder builder = new Builder();

        Document doc = builder.build( BASIC_XML );

        List results = xpath.selectNodes( doc );

        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() );
    }
}