duke@1: /*
ohair@554:  * Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
duke@1:  */
duke@1: 
duke@1: /**
duke@1:  * @test
duke@1:  * @bug     4994049
duke@1:  * @summary Unit test for SourcePosition.column with respect to tab expansion
duke@1:  * @author  Peter von der Ah\u00e9
duke@1:  * @run main T4994049 FileWithTabs.java
duke@1:  */
duke@1: 
duke@1: import com.sun.javadoc.*;
jjg@710: import java.io.*;
duke@1: import static com.sun.tools.javadoc.Main.execute;
duke@1: 
duke@1: public class T4994049 extends Doclet {
duke@1: 
duke@1:     public static boolean start(RootDoc root) {
duke@1:         for (ClassDoc klass : root.classes()) {
duke@1:             for (MethodDoc method : klass.methods()) {
duke@1:                 if (method.name().equals("tabbedMethod")) {
duke@1:                     if (method.position().column() == 21) {
duke@1:                         System.out.println(method.position().column() + ": OK!");
duke@1:                         return true;
duke@1:                     } else {
duke@1:                         System.err.println(method.position() + ": wrong tab expansion");
duke@1:                         return false;
duke@1:                     }
duke@1:                 }
duke@1:             }
duke@1:         }
duke@1:         return false;
duke@1:     }
duke@1: 
jjg@710:     public static void main(String... args) throws Exception {
jjg@710:         File testSrc = new File(System.getProperty("test.src"));
jjg@710:         File tmpSrc = new File("tmpSrc");
jjg@710:         initTabs(testSrc, tmpSrc);
jjg@710: 
duke@1:         for (String file : args) {
jjg@710:             File source = new File(tmpSrc, file);
jjg@710:             int rc = execute("javadoc", "T4994049", T4994049.class.getClassLoader(),
jjg@710:                         new String[]{ source.getPath() } );
jjg@710:             if (rc != 0)
jjg@710:                 throw new Error("Unexpected return code from javadoc: " + rc);
jjg@710:         }
jjg@710:     }
jjg@710: 
jjg@710:     static void initTabs(File from, File to) throws IOException {
jjg@710:         for (File f: from.listFiles()) {
jjg@710:             File t = new File(to, f.getName());
jjg@710:             if (f.isDirectory()) {
jjg@710:                 initTabs(f, t);
jjg@710:             } else if (f.getName().endsWith(".java")) {
jjg@710:                 write(t, read(f).replace("\\t", "\t"));
jjg@710:             }
jjg@710:         }
jjg@710:     }
jjg@710: 
jjg@710:     static String read(File f) throws IOException {
jjg@710:         StringBuilder sb = new StringBuilder();
jjg@710:         try (BufferedReader in = new BufferedReader(new FileReader(f))) {
jjg@710:             String line;
jjg@710:             while ((line = in.readLine()) != null) {
jjg@710:                 sb.append(line);
jjg@710:                 sb.append("\n");
jjg@710:             }
jjg@710:         }
jjg@710:         return sb.toString();
jjg@710:     }
jjg@710: 
jjg@710:     static void write(File f, String s) throws IOException {
jjg@710:         f.getParentFile().mkdirs();
jjg@710:         try (Writer out = new FileWriter(f)) {
jjg@710:             out.write(s);
duke@1:         }
duke@1:     }
duke@1: 
duke@1: }