/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* 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.
*
* For further information about Alkacon Software GmbH, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* 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.opencms.util;
import org.opencms.i18n.CmsEncoder;
import junit.framework.TestCase;
/**
* Test case for <code>{@link org.opencms.util.CmsHtmlStripper}</code>.<p>
*
* @since 6.9.2
*/
public class TestCmsHtmlStripper extends TestCase {
/**
* Default JUnit constructor.<p>
*
* @param arg0 JUnit parameters
*/
public TestCmsHtmlStripper(String arg0) {
super(arg0);
}
/**
* Tests <code>{@link CmsHtmlStripper#stripHtml(String)}</code>
* with a configuration that only keeps: "b,p,strong,i". <p>
*
* @throws Exception in case the test fails
*/
public void testStripHtml() throws Exception {
CmsHtmlStripper stripper = new CmsHtmlStripper();
stripper.addPreserveTags("b,p,strong,i", ',');
String content1 = CmsFileUtil.readFile("org/opencms/util/testHtml_01.html", CmsEncoder.ENCODING_ISO_8859_1);
String result1 = stripper.stripHtml(content1);
System.out.println(result1 + "\n\n");
assertFalse(content1.equals(result1));
result1 = result1.toLowerCase();
assertTrue("Html must not contain h1 tag.", result1.indexOf("<h1") < 0);
assertTrue("Html must not contain h2 tag.", result1.indexOf("<h2") < 0);
assertTrue("Html must not contain head tag.", result1.indexOf("<head") < 0);
String content2 = CmsFileUtil.readFile("org/opencms/util/testHtml_02.html", CmsEncoder.ENCODING_ISO_8859_1);
String result2 = stripper.stripHtml(content2);
System.out.println(result2 + "\n\n");
assertFalse(content2.equals(result2));
result1 = result1.toLowerCase();
assertTrue("Html must not contain h1 tag.", result2.indexOf("<h1") < 0);
assertTrue("Html must not contain h2 tag.", result2.indexOf("<h2") < 0);
assertTrue("Html must not contain head tag.", result2.indexOf("<head") < 0);
String emil = CmsFileUtil.readFile("org/opencms/util/testHtml_03.html", CmsEncoder.ENCODING_ISO_8859_1);
String result3 = stripper.stripHtml(emil);
System.out.println(result3 + "\n\n");
assertFalse(emil.equals(result3));
assertTrue("Html must not contain h1 tag.", result3.indexOf("<h1") < 0);
assertTrue("Html must not contain h2 tag.", result3.indexOf("<h2") < 0);
assertTrue("Html must not contain head tag.", result3.indexOf("<head") < 0);
}
/**
* Tests <code>{@link CmsHtmlStripper#stripHtml(String)}</code>
* with all HTML tags of test files as preserve tags (manual bypass-mode).<p>
*
* @throws Exception in case the test fails
*/
public void testStripHtmlBypass() throws Exception {
CmsHtmlStripper stripper = new CmsHtmlStripper(false);
stripper.addPreserveTag("html");
stripper.addPreserveTag("head");
stripper.addPreserveTag("title");
stripper.addPreserveTag("body");
stripper.addPreserveTag("table");
stripper.addPreserveTag("tr");
stripper.addPreserveTag("td");
stripper.addPreserveTag("h1");
stripper.addPreserveTag("h3");
stripper.addPreserveTag("dd");
stripper.addPreserveTag("dl");
stripper.addPreserveTag("a");
stripper.addPreserveTag("p");
stripper.addPreserveTag("strong");
stripper.addPreserveTag("ul");
stripper.addPreserveTag("li");
stripper.addPreserveTag("br");
stripper.addPreserveTag("img");
stripper.addPreserveTag("tbody");
stripper.addPreserveTag("b");
String content1 = CmsFileUtil.readFile("org/opencms/util/testHtml_01.html", CmsEncoder.ENCODING_ISO_8859_1);
String result1 = stripper.stripHtml(content1);
System.out.println(result1 + "\n\n");
// This fails as htmlparser adds a missing closing tag:
//assertEquals(content1, result1);
String content2 = CmsFileUtil.readFile("org/opencms/util/testHtml_02.html", CmsEncoder.ENCODING_ISO_8859_1);
String result2 = stripper.stripHtml(content2);
System.out.println(result2 + "\n\n");
assertEquals(content2, result2);
String emil = CmsFileUtil.readFile("org/opencms/util/testHtml_03.html", CmsEncoder.ENCODING_ISO_8859_1);
String result3 = stripper.stripHtml(emil);
System.out.println(result3 + "\n\n");
assertEquals(emil, result3);
}
/**
* Tests <code>{@link CmsHtmlStripper#stripHtml(String)}</code>
* if it strips newline separators. <p>
*
* @throws Exception in case the test fails
*/
public void testStripHtmlNewline() throws Exception {
String test = "<p>Dies ist eine Paragrahph\r hier die 2. Zeile \r\n und die dritte.</p> Nach dem Paragrahp";
CmsHtmlStripper stripper = new CmsHtmlStripper();
stripper.addPreserveTag("p");
String result = stripper.stripHtml(test);
assertEquals(test, result);
}
}