1 /*
2 $Id: TestCaseRenderEngine.java,v 1.5 2004/04/01 06:21:55 cpoirier Exp $
3
4 Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
5
6 Redistribution and use of this software and associated documentation
7 ("Software"), with or without modification, are permitted provided
8 that the following conditions are met:
9
10 1. Redistributions of source code must retain copyright
11 statements and notices. Redistributions must also contain a
12 copy of this document.
13
14 2. Redistributions in binary form must reproduce the
15 above copyright notice, this list of conditions and the
16 following disclaimer in the documentation and/or other
17 materials provided with the distribution.
18
19 3. The name "groovy" must not be used to endorse or promote
20 products derived from this Software without prior written
21 permission of The Codehaus. For written permission,
22 please contact info@codehaus.org.
23
24 4. Products derived from this Software may not be called "groovy"
25 nor may "groovy" appear in their names without prior written
26 permission of The Codehaus. "groovy" is a registered
27 trademark of The Codehaus.
28
29 5. Due credit should be given to The Codehaus -
30 http://groovy.codehaus.org/
31
32 THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS
33 ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
34 NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
35 FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
36 THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
37 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
38 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
39 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
42 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
43 OF THE POSSIBILITY OF SUCH DAMAGE.
44
45 */
46 package org.codehaus.groovy.wiki;
47
48 import java.io.IOException;
49 import java.io.Writer;
50 import java.util.regex.Pattern;
51
52 import org.radeox.api.engine.RenderEngine;
53 import org.radeox.api.engine.context.RenderContext;
54
55 /***
56 * @author James Strachan
57 * @version $Revision: 1.5 $
58 */
59 public class TestCaseRenderEngine implements RenderEngine {
60 Pattern groovyCodePattern = Pattern.compile("//{code:groovy//}");
61 Pattern groovyShellPattern = Pattern.compile("//{code:groovysh//}");
62 Pattern codePattern = Pattern.compile("//{code//}");
63
64 public TestCaseRenderEngine() {
65 }
66
67 public String getName() {
68 return "TestCase";
69 }
70
71 public String render(String content, RenderContext context) {
72 String name = (String) context.get("name");
73 if (name == null) {
74 name = "UknownName.wiki";
75 }
76 int idx = name.lastIndexOf('.');
77 if (idx > 0) {
78 name = name.substring(0, idx);
79 }
80 name = name + "Test";
81
82 // lets replace {code:groovy} with a unit test case method name
83 StringBuffer buf = new StringBuffer();
84
85 String[] parts = groovyCodePattern.split(content);
86
87 buf.append( "package wiki\nclass " + name + " extends GroovyTestCase {\n\n");
88 buf.append("/*\n");
89 buf.append(processShellScripts(parts[0]));
90
91 for (int count = 1; count < parts.length; count++ ) {
92 buf.append("*/ \n\n void testCase" + count + "() {\n");
93
94 buf.append(processShellScripts(removeCloseCode(parts[count])));
95 }
96
97 buf.append("\n*/\n\n");
98 buf.append("void testDummy() {\n// this is a dummy test case\n}\n\n}\n");
99
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 }