v2/test/src/drt/drtcases/JaxenXPathTests.java

/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2003 The Apache Software Foundation.  All rights
* reserved.
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* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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*    the documentation and/or other materials provided with the
*    distribution.
*
* 3. The end-user documentation included with the redistribution,
*    if any, must include the following acknowledgment:
*       "This product includes software developed by the
*        Apache Software Foundation (http://www.apache.org/)."
*    Alternately, this acknowledgment may appear in the software itself,
*    if and wherever such third-party acknowledgments normally appear.
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* 4. The names "Apache" and "Apache Software Foundation" must
*    not be used to endorse or promote products derived from this
*    software without prior written permission. For written
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* 5. Products derived from this software may not be called "Apache
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*
* This software consists of voluntary contributions made by many
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* originally based on software copyright (c) 2000-2003 BEA Systems
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* Foundation, please see <http://www.apache.org/>.
*/

package drtcases;

import junit.framework.TestCase;
import junit.framework.Test;
import junit.framework.TestSuite;
import junit.framework.Assert;
import org.apache.xmlbeans.XmlObject;
import org.apache.xmlbeans.XmlCursor;
import org.apache.xmlbeans.XmlException;
//import org.apache.xmlbeans.impl.xpath.jaxen.XBeansXPath;
//import org.jaxen.XPathSyntaxException;
//import org.jaxen.JaxenException;
//import org.jaxen.XPath;
//
//import java.util.List;
//import java.util.Iterator;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;

/**
 * Author: Cezar Andrei (cezar.andrei at bea.com)
 * Date: Oct 10, 2003
 */
public class JaxenXPathTests extends TestCase
{
    public JaxenXPathTests(String name) { super(name); }
    public static Test suite() { return new TestSuite(JaxenXPathTests.class); }

    public void testConformance() throws Exception
    {
        try
        {
            XmlObject doc = XmlObject.Factory.parse(TestEnv.xbeanCase("xpath/testXPath.xml"));

            String[] xpath = new String[25];
            xpath[0] = "/doc/a/@test";
            xpath[1] = "//.";
            xpath[2] = "/doc";
            xpath[3] = "/doc/a";
            xpath[4] = "//@*";
            xpath[5] = ".";
            xpath[6] = "//ancestor-or-self::*";
            xpath[7] = "./child::*[1]";
            xpath[8] = "//descendant-or-self::*/@*[1]";
            xpath[9] = "//@* | * | node()";
            xpath[10] = "//*";
            xpath[11] = "/doc/namespace::*";
            xpath[12] = "//descendant::comment()";
            xpath[13] = "//*[local-name()='a']";
            xpath[14] = "//*/@*";
            xpath[15] = "//*[last()]";
            xpath[16] = "doc/*[last()]";
            xpath[17] = "/doc/a/*/@*";
            xpath[18] = "doc/descendant::node()";
            xpath[19] = "doc/a/@*";
            xpath[20] = "doc/b/a/ancestor-or-self::*";
            xpath[21] = "doc/b/a/preceding::*";
            xpath[22] = "doc/a/following::*";
            xpath[23] = "/doc/b/preceding-sibling::*";
            xpath[24] = "/doc/a/following-sibling::*";

            runAll(doc, xpath);
        }
        catch (Exception e)
        {
            throw new RuntimeException(e);
        }
    }

    private static void runAll(XmlObject doc, String[] xpathes)
    {
        for (int i=0; i<xpathes.length; i++)
        {
            runXpath2(doc, xpathes[i], i);
        }
    }

//    private static void runXpath(XmlObject doc, String xpathStr, int i)
//    {
//        try
//        {
//            XmlCursor xc = doc.newCursor();
//            XPath xpath = new XBeansXPath(xpathStr);
//            List results = xpath.selectNodes( xc );
//
//            Iterator resultIter = results.iterator();
//
//            int j = 0;
//            while ( resultIter.hasNext() )
//            {
//                xc = (XmlCursor)resultIter.next();  //it's the same object as previous xc
//                // generateExpected(i, j, xc.toString());
//                check(i, j, xc);
//                j++;
//            }
//
//            xc.dispose();
//        }
//        catch (XPathSyntaxException e)
//        {
//            System.err.println( e.getMultilineMessage() );
//            throw new RuntimeException(e);
//        }
//        catch (JaxenException e)
//        {
//            throw new RuntimeException(e);
//        }
//    }

    private static void runXpath2(XmlObject doc, String xpathStr, int i)
    {
        XmlCursor xc = doc.newCursor();
		xc.selectPath( xpathStr );

        int j = 0;
        while ( xc.toNextSelection() )
        {
            // generateExpected(i, j, xc.toString());
            check(i, j, xc);
            j++;
        }

		xc.dispose();
    }

    private static void check(int expresionNumber, int resultNumber, XmlCursor actual)
    {
        try
        {
            XmlCursor expected = XmlObject.Factory.parse(TestEnv.xbeanCase("xpath/expected/JaxenXPathTest_" + expresionNumber +
                "_" + resultNumber + ".xml")).newCursor();

            XmlComparator.Diagnostic diag = new XmlComparator.Diagnostic();
            boolean match = XmlComparator.lenientlyCompareTwoXmlStrings(actual.toString(), expected.toString(), diag);

            Assert.assertTrue("------------  Found difference:" + expresionNumber + " " + resultNumber +
                " actual=\n'" + actual + "'\nexpected=\n'" + expected + "'\ndiagnostic=" + diag , match);
        }
        catch (XmlException e)
        {
            throw new RuntimeException(e);
        }
        catch (IOException e)
        {
            throw new RuntimeException(e);
        }
    }

    /**
     * This is only used to regen the expected files.
     */
    private static void generateExpected(int expresionNumber, int resultNumber, String content)
    {
        try
        {
            FileWriter fw = new FileWriter(TestEnv.xbeanCase("xpath/expected/JaxenXPathTest_" + expresionNumber +
                "_" + resultNumber + ".xml"));

            fw.write(content);
            fw.close();
        }
        catch (FileNotFoundException e)
        {
            throw new RuntimeException(e);
        }
        catch (IOException e)
        {
            throw new RuntimeException(e);
        }
    }
}