001 /* 002 $Id: TestCaseRenderEngine.java,v 1.5 2004/04/01 06:21:55 cpoirier Exp $ 003 004 Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved. 005 006 Redistribution and use of this software and associated documentation 007 ("Software"), with or without modification, are permitted provided 008 that the following conditions are met: 009 010 1. Redistributions of source code must retain copyright 011 statements and notices. Redistributions must also contain a 012 copy of this document. 013 014 2. Redistributions in binary form must reproduce the 015 above copyright notice, this list of conditions and the 016 following disclaimer in the documentation and/or other 017 materials provided with the distribution. 018 019 3. The name "groovy" must not be used to endorse or promote 020 products derived from this Software without prior written 021 permission of The Codehaus. For written permission, 022 please contact info@codehaus.org. 023 024 4. Products derived from this Software may not be called "groovy" 025 nor may "groovy" appear in their names without prior written 026 permission of The Codehaus. "groovy" is a registered 027 trademark of The Codehaus. 028 029 5. Due credit should be given to The Codehaus - 030 http://groovy.codehaus.org/ 031 032 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS 033 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT 034 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 035 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 036 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 037 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 038 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 039 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 040 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 041 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 042 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 043 OF THE POSSIBILITY OF SUCH DAMAGE. 044 045 */ 046 package org.codehaus.groovy.wiki; 047 048 import java.io.IOException; 049 import java.io.Writer; 050 import java.util.regex.Pattern; 051 052 import org.radeox.api.engine.RenderEngine; 053 import org.radeox.api.engine.context.RenderContext; 054 055 /** 056 * @author James Strachan 057 * @version $Revision: 1.5 $ 058 */ 059 public class TestCaseRenderEngine implements RenderEngine { 060 Pattern groovyCodePattern = Pattern.compile("\\{code:groovy\\}"); 061 Pattern groovyShellPattern = Pattern.compile("\\{code:groovysh\\}"); 062 Pattern codePattern = Pattern.compile("\\{code\\}"); 063 064 public TestCaseRenderEngine() { 065 } 066 067 public String getName() { 068 return "TestCase"; 069 } 070 071 public String render(String content, RenderContext context) { 072 String name = (String) context.get("name"); 073 if (name == null) { 074 name = "UknownName.wiki"; 075 } 076 int idx = name.lastIndexOf('.'); 077 if (idx > 0) { 078 name = name.substring(0, idx); 079 } 080 name = name + "Test"; 081 082 // lets replace {code:groovy} with a unit test case method name 083 StringBuffer buf = new StringBuffer(); 084 085 String[] parts = groovyCodePattern.split(content); 086 087 buf.append( "package wiki\nclass " + name + " extends GroovyTestCase {\n\n"); 088 buf.append("/*\n"); 089 buf.append(processShellScripts(parts[0])); 090 091 for (int count = 1; count < parts.length; count++ ) { 092 buf.append("*/ \n\n void testCase" + count + "() {\n"); 093 094 buf.append(processShellScripts(removeCloseCode(parts[count]))); 095 } 096 097 buf.append("\n*/\n\n"); 098 buf.append("void testDummy() {\n// this is a dummy test case\n}\n\n}\n"); 099 100 return buf.toString(); 101 } 102 103 /** 104 * Splits the comment block extracting any scripts that need to be tested 105 * @param text 106 * @return 107 */ 108 protected String processShellScripts(String text) { 109 StringBuffer buf = new StringBuffer(); 110 111 String[] parts = groovyShellPattern.split(text); 112 113 buf.append(parts[0]); 114 115 for (int count = 1; count < parts.length; count++ ) { 116 buf.append("*/ \n\n void testScript" + count + "() {\n"); 117 buf.append(" assertScript( <<<SCRIPT_EOF" + count + "\n"); 118 119 String code = parts[count].replaceFirst("\\{code\\}", "\nSCRIPT_EOF" + count + " )\n} \n\n /*"); 120 121 // lets escape ${foo} expressions 122 StringBuffer temp = new StringBuffer(code); 123 for (int idx = 0; true; idx++) { 124 idx = temp.indexOf("$", idx); 125 if (idx >= 0) { 126 String next = temp.substring(++idx, idx+1); 127 if (next.equals("{")) { 128 129 // 130 // It's a hack, but we aren't escaping all \, so 131 // we just let \${ stand... 132 133 if( idx-2 >= 0 && !temp.substring(idx-2,idx-1).equals("\\") ) 134 { 135 temp.insert(idx-1, "\\"); 136 idx++; 137 } 138 } 139 } 140 else { 141 break; 142 } 143 } 144 145 buf.append(temp.toString()); 146 } 147 return buf.toString(); 148 } 149 150 protected String removeCloseCode(String text) { 151 return text.replaceFirst("\\{code\\}", "\n}\n\n /*"); 152 } 153 154 public void render(Writer out, String content, RenderContext context) throws IOException { 155 out.write(render(content, context)); 156 } 157 }