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📄 htmlpagetest.java

📁 本程序用于对页面信息进行提取并分析
💻 JAVA
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// HTMLParser Library $Name: v1_6_20060319 $ - 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/visitorsTests/HtmlPageTest.java,v $// $Author: derrickoswald $// $Date: 2005/02/13 20:36:02 $// $Revision: 1.20 $//// 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.visitorsTests;import org.htmlparser.Node;import org.htmlparser.Text;import org.htmlparser.tags.TableColumn;import org.htmlparser.tags.TableRow;import org.htmlparser.tags.TableTag;import org.htmlparser.tests.ParserTestCase;import org.htmlparser.util.NodeList;import org.htmlparser.visitors.HtmlPage;public class HtmlPageTest extends ParserTestCase {    static    {        System.setProperty ("org.htmlparser.tests.visitorsTests.HtmlPageTest", "HtmlPageTest");    }    private static final String SIMPLE_PAGE =        "<html>" +            "<head>" +                "<title>Welcome to the HTMLParser website</title>" +            "</head>" +            "<body>" +                "Welcome to HTMLParser" +            "</body>" +        "</html>";    private static final String guts =         "Welcome to HTMLParser" +        "<table>" +            "<tr>" +                "<td>cell 1</td>" +                "<td>cell 2</td>" +            "</tr>" +        "</table>";    private static final String PAGE_WITH_TABLE =        "<html>" +            "<head>" +                "<title>Welcome to the HTMLParser website</title>" +            "</head>" +            "<body>" +                guts +            "</body>" +        "</html>";    public HtmlPageTest(String name) {        super(name);    }    public void testCreateSimplePage() throws Exception {        createParser(            SIMPLE_PAGE        );        HtmlPage page = new HtmlPage(parser);        parser.visitAllNodesWith(page);        assertStringEquals(            "title",            "Welcome to the HTMLParser website",            page.getTitle()        );        NodeList bodyNodes = page.getBody();        assertEquals("number of nodes in body",1,bodyNodes.size());        Node node = bodyNodes.elementAt(0);        assertTrue("expected stringNode but was "+node.getClass().getName(),            node instanceof Text        );        assertStringEquals(            "body contents",            "Welcome to HTMLParser",            page.getBody().asString()        );    }    public void testCreatePageWithTables() throws Exception {        createParser(            PAGE_WITH_TABLE        );        HtmlPage page = new HtmlPage(parser);        parser.visitAllNodesWith(page);        NodeList bodyNodes = page.getBody();        assertEquals("number of nodes in body",2,bodyNodes.size());        assertXmlEquals("body html", guts, bodyNodes.toHtml());        TableTag tables [] = page.getTables();        assertEquals("number of tables",1,tables.length);        assertEquals("number of rows",1,tables[0].getRowCount());        TableRow row = tables[0].getRow(0);        assertEquals("number of columns",2,row.getColumnCount());        TableColumn [] col = row.getColumns();        assertEquals("column contents","cell 1",col[0].toPlainTextString());        assertEquals("column contents","cell 2",col[1].toPlainTextString());    }}

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