testcmsmacroresolver.java

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/*
 * File   : $Source: /usr/local/cvs/opencms/test/org/opencms/util/TestCmsMacroResolver.java,v $
 * Date   : $Date: 2007-08-13 16:29:50 $
 * Version: $Revision: 1.12 $
 *
 * This library is part of OpenCms -
 * the Open Source Content Management System
 *
 * Copyright (c) 2002 - 2007 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.CmsMessages;

import java.util.Locale;

import junit.framework.TestCase;

/** 
 * Test cases for {@link org.opencms.util.CmsMacroResolver}.<p>
 * 
 * @author Alexander Kandzior 
 * @version $Revision: 1.12 $
 */
public class TestCmsMacroResolver extends TestCase {
      
    /**
     * Default JUnit constructor.<p>
     * 
     * @param arg0 JUnit parameters
     */
    public TestCmsMacroResolver(String arg0) {
        super(arg0);
    }
    
    private static final String MACRO_TEST_I1 = "<div class=\'pathbar\'>&nbsp;</div>\r\n"
        + "<div class=\'screenTitle\'>\r\n"
        + "   <table width=\'100%\' cellspacing=\'0\'>\r\n"
        + "       <tr>\r\n"
        + "           <td>\r\n"
        + "${key."
        + org.opencms.xml.content.Messages.GUI_EDITOR_XMLCONTENT_VALIDATION_ERROR_2
        + "}\r\n"
        + "           </td>       </tr>\r\n"
        + "   </table>\r\n"
        + "</div>";
    
    private static final String MACRO_TEST_R1 = "<div class=\'pathbar\'>&nbsp;</div>\r\n"
        + "<div class=\'screenTitle\'>\r\n"
        + "   <table width=\'100%\' cellspacing=\'0\'>\r\n"
        + "       <tr>\r\n"
        + "           <td>\r\n"
        + "Invalid value \"{0}\" according to rule {1}\r\n"
        + "           </td>       </tr>\r\n"
        + "   </table>\r\n"
        + "</div>";
    
    /**
     * Tests some basic resolver functions.<p>
     */
    public void testBasicResolverFunctions() {
        
        String value = "VALUE";
        String processed = CmsMacroResolver.formatMacro(value);
        assertEquals("%(VALUE)", processed);
        assertTrue(CmsMacroResolver.isMacro(processed));
        assertEquals(value, CmsMacroResolver.stripMacro(processed));
        
        // check old macro syntax
        processed = "${VALUE}"; 
        assertTrue(CmsMacroResolver.isMacro(processed));
        assertEquals(value, CmsMacroResolver.stripMacro(processed));        
    }
    
    /**
     * Tests some issues encounteerd when introducing the new macro style.<p>
     */
    public void testResolverIssues() {
        
        CmsMacroResolver resolver = CmsMacroResolver.newInstance();
        resolver.addMacro("test", "REPLACED");
        
        String content, result;
                        
        content = "<<This is % a prefix >>${test}- % $ -%(test)";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is % a prefix >>REPLACED- % $ -REPLACED", result);

        content = "<<This is % a prefix >>%(test)- $ % -${test}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is % a prefix >>REPLACED- $ % -REPLACED", result);
       
        content = "<<This is $ a prefix >>%(test)- $ % -${test}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is $ a prefix >>REPLACED- $ % -REPLACED", result);
        
        content = "<<This is $ a prefix >>${test}- % $ -%(test)";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is $ a prefix >>REPLACED- % $ -REPLACED", result);
        
        // add the messages to the resolver
        CmsMessages messages = new CmsMessages(org.opencms.xml.content.Messages.get().getBundleName(), Locale.ENGLISH);       
        resolver.setMessages(messages);
        
        result = resolver.resolveMacros(MACRO_TEST_I1);
        assertEquals(MACRO_TEST_R1, result);
    }
    
    /**
     * Tests the macro resolver "recursive" functions.<p>
     */
    public void testResolveLocalizedMacros() {
        
        CmsMacroResolver resolver = CmsMacroResolver.newInstance();
        
        // add the messages to the resolver
        CmsMessages messages = new CmsMessages(org.opencms.xml.content.Messages.get().getBundleName(), Locale.ENGLISH);       
        resolver.setMessages(messages);
        
        // resgister some macros for the validation
        resolver.addMacro("onesecond", "This is the final result");
        resolver.addMacro("twofirst", "second");
        resolver.addMacro("three", "first");
        
        String value1, value2;
        String keyName;
        
        keyName = org.opencms.xml.content.Messages.GUI_EDITOR_XMLCONTENT_VALIDATION_ERROR_2;
        value1 = messages.key(keyName);
        value2 = resolver.resolveMacros("${key." + keyName + "}");
        assertEquals("Invalid value \"{0}\" according to rule {1}", value1);
        assertEquals(value1, value2);
        
        value1 = messages.key(keyName, new Object[]{"'value'", "'rule'"});
        value2 = resolver.resolveMacros("${key." + keyName + "|'value'|'rule'}");
        assertEquals("Invalid value \"'value'\" according to rule 'rule'", value1);
        assertEquals(value1, value2);
        
        value1 = messages.key(keyName, new Object[]{"This is the final result", "second"});
        value2 = resolver.resolveMacros("${key." + keyName + "|${one${two${three}}}|${two${three}}}");
        assertEquals("Invalid value \"This is the final result\" according to rule second", value1);
        assertEquals(value1, value2);    
        
        keyName = org.opencms.xml.content.Messages.GUI_EDITOR_XMLCONTENT_VALIDATION_WARNING_2;
        value1 = messages.key(keyName);
        value2 = resolver.resolveMacros("${key." + keyName + "}");
        assertEquals("Bad value \"{0}\" according to rule {1}", value1);
        assertEquals(value1, value2);
        
        value1 = messages.key(keyName, new Object[]{"some value", "the rule"});
        value2 = resolver.resolveMacros("${key." + keyName + "|some value|the rule}");
        assertEquals("Bad value \"some value\" according to rule the rule", value1);
        assertEquals(value1, value2);    
        
        value1 = messages.key(keyName, new Object[]{"This is the final result", "second"});
        value2 = resolver.resolveMacros("${key." + keyName + "|${one${two${three}}}|${two${three}}}");
        assertEquals("Bad value \"This is the final result\" according to rule second", value1);
        assertEquals(value1, value2);    
    }
    
    
    /**
     * Tests the macro resolver "nested macro" functions.<p>
     */
    public void testResolveNestedMacros() {
        
        CmsMacroResolver resolver = CmsMacroResolver.newInstance();
        resolver.addMacro("onesecond", "This is the final result");
        resolver.addMacro("twofirst", "second");
        resolver.addMacro("three", "first");
     
        String content, result;
        
        content = "${three}";
        result  = resolver.resolveMacros(content);
        assertEquals("first", result);  
        
        content = "${two${three}}";
        result  = resolver.resolveMacros(content);
        assertEquals("second", result);  
                
        content = "${one${two${three}}}";
        result  = resolver.resolveMacros(content);
        assertEquals("This is the final result", result);
        
        content = "${one ${two${three}}}";
        result  = resolver.resolveMacros(content);
        assertEquals("", result);    
        
        resolver.setKeepEmptyMacros(true);
        content = "${one ${two${three}}}";
        result  = resolver.resolveMacros(content);
        assertEquals("${one second}", result);    
    }
    
    /**
     * Tests the macro resolver main functions.<p>
     */
    public void testResolveMacros() {
           
        CmsMacroResolver resolver = CmsMacroResolver.newInstance();
        resolver.addMacro("test", "REPLACED");
        
        String content, result;
        
        content = "<<This is a prefix >>${test}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>REPLACED<<This is a suffix>>", result);
        
        content = "${test}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("REPLACED<<This is a suffix>>", result);        
        
        content = "<<This is a prefix >>${test}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>REPLACED", result);
        
        content = "<<This is a prefix >>$<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>$<<This is a suffix>>", result);            

        content = "$<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("$<<This is a suffix>>", result);        
        
        content = "${<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("${<<This is a suffix>>", result);  
        
        content = "<<This is a prefix >>$";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>$", result);
        
        content = "<<This is a prefix >>${";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${", result);
        
        content = "<<This is a prefix >>${}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >><<This is a suffix>>", result);  
        
        content = "<<This is a prefix >>${unknown}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >><<This is a suffix>>", result);
        
        content = "<<This is a prefix >>${test<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${test<<This is a suffix>>", result);
        
        content = "<<This is a prefix >>${";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${", result);
        
        content = "<<This is a prefix >>${${}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${", result);
        
        content = "${$<<This $}{ is$}$ a {{pr${{${efix >>${${}";
        result  = resolver.resolveMacros(content);
        assertEquals("${$<<This $}{ is$}$ a {{pr${{${efix >>${", result);
        
        // test for unknown macros       
        
        content = "<<This is a prefix >>${unknown}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >><<This is a suffix>>", result);
                
        content = "<<This is a prefix >>${unknown}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>", result);
        
        content = "${unknown}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a suffix>>", result);   
        
        content = "${test}<<This is a prefix >>${test}${unknown}${test}<<This is a suffix>>${test}";
        result  = resolver.resolveMacros(content);
        assertEquals("REPLACED<<This is a prefix >>REPLACEDREPLACED<<This is a suffix>>REPLACED", result);   
        
        // set the "keep unknown macros" flag
        resolver.setKeepEmptyMacros(true);        
        
        content = "<<This is a prefix >>${${}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${${}", result);
        
        content = "<<This is a prefix >>${unknown}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${unknown}<<This is a suffix>>", result);
        
        content = "<<This is a prefix >>${unknown}";
        result  = resolver.resolveMacros(content);
        assertEquals("<<This is a prefix >>${unknown}", result);
        
        content = "${unknown}<<This is a suffix>>";
        result  = resolver.resolveMacros(content);
        assertEquals("${unknown}<<This is a suffix>>", result);   
        
        content = "${test}<<This is a prefix >>${test}${unknown}${test}<<This is a suffix>>${test}";
        result  = resolver.resolveMacros(content);
        assertEquals("REPLACED<<This is a prefix >>REPLACED${unknown}REPLACED<<This is a suffix>>REPLACED", result);                
    }