// HTMLParser Library $Name: v1_6_20051112 $ - A java-based parser for HTML// http://sourceforge.org/projects/htmlparser// Copyright (C) 2004 Somik Raha//// Revision Control Information//// $Source: /cvsroot/htmlparser/htmlparser/src/org/htmlparser/tests/FunctionalTests.java,v $// $Author: derrickoswald $// $Date: 2004/07/31 16:42:33 $// $Revision: 1.56 $//// This library is free software; you can redistribute it and/or// modify it under the terms of the GNU Lesser General Public// License as published by the Free Software Foundation; either// version 2.1 of the License, or (at your option) any later version.//// This library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU// Lesser General Public License for more details.//// You should have received a copy of the GNU Lesser General Public// License along with this library; if not, write to the Free Software// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA//package org.htmlparser.tests;import java.io.BufferedReader;import java.io.IOException;import java.util.Locale;import junit.framework.TestSuite;import org.htmlparser.Node;import org.htmlparser.Parser;import org.htmlparser.PrototypicalNodeFactory;import org.htmlparser.tags.ImageTag;import org.htmlparser.util.DefaultParserFeedback;import org.htmlparser.util.NodeIterator;import org.htmlparser.util.ParserException;public class FunctionalTests extends ParserTestCase {    static    {        System.setProperty ("org.htmlparser.tests.FunctionalTests", "FunctionalTests");    }    public FunctionalTests(String arg0) {        super(arg0);    }    /**     * Based on a suspected bug report by Annette Doyle,     * to check if the no of image tags are correctly     * identified by the parser     */    public void testNumImageTagsInYahooWithoutRegisteringScanners() throws ParserException {        // First count the image tags as is        int imgTagCount;        int parserImgTagCount = countImageTagsWithHTMLParser();        imgTagCount = findImageTagCount(getParser ());        assertEquals("Image Tag Count",imgTagCount,parserImgTagCount);    }    public int findImageTagCount(Parser parser) {        int imgTagCount = 0;        parser.reset ();        try        {            imgTagCount = countImageTagsWithoutHTMLParser(parser);        }        catch (IOException e)        {            System.err.println ("IO Exception occurred while counting tags");        }        return imgTagCount;    }    public int countImageTagsWithHTMLParser() throws ParserException {        Parser parser = new Parser("http://education.yahoo.com/",new DefaultParserFeedback());        parser.setNodeFactory (new PrototypicalNodeFactory (new ImageTag ()));        setParser (parser);        int parserImgTagCount = 0;        Node node;        for (NodeIterator e= parser.elements();e.hasMoreNodes();) {            node = e.nextNode();            if (node instanceof ImageTag) {                parserImgTagCount++;            }        }        return parserImgTagCount;    }    public int countImageTagsWithoutHTMLParser (Parser parser) throws IOException    {        BufferedReader lines;        String line;        int imgTagCount;                imgTagCount = 0;        lines = new BufferedReader (parser.getLexer ().getPage ().getSource ());        do {            line = lines.readLine();            if (line!=null) {                // Check the line for image tags                String newline = line.toUpperCase (Locale.ENGLISH);                int fromIndex = -1;                do {                    fromIndex = newline.indexOf("<IMG",fromIndex+1);                    if (fromIndex!=-1) {                        imgTagCount++;                    }                }                while (fromIndex!=-1);            }        }        while (line!=null);        return imgTagCount;    }    public static TestSuite suite() {        return new TestSuite(FunctionalTests.class);    }}