/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/**
* @test
* @bug 4994049
* @summary Unit test for SourcePosition.column with respect to tab expansion
* @author Peter von der Ah\u00e9
* @run main T4994049 FileWithTabs.java
*/
import com.sun.javadoc.*;
import java.io.*;
import static com.sun.tools.javadoc.Main.execute;
public class T4994049 extends Doclet {
public static boolean start(RootDoc root) {
for (ClassDoc klass : root.classes()) {
for (MethodDoc method : klass.methods()) {
if (method.name().equals("tabbedMethod")) {
if (method.position().column() == 21) {
System.out.println(method.position().column() + ": OK!");
return true;
} else {
System.err.println(method.position() + ": wrong tab expansion");
return false;
}
}
}
}
return false;
}
public static void main(String... args) throws Exception {
File testSrc = new File(System.getProperty("test.src"));
File tmpSrc = new File("tmpSrc");
initTabs(testSrc, tmpSrc);
for (String file : args) {
File source = new File(tmpSrc, file);
int rc = execute("javadoc", "T4994049", T4994049.class.getClassLoader(),
new String[]{ source.getPath() } );
if (rc != 0)
throw new Error("Unexpected return code from javadoc: " + rc);
}
}
static void initTabs(File from, File to) throws IOException {
for (File f: from.listFiles()) {
File t = new File(to, f.getName());
if (f.isDirectory()) {
initTabs(f, t);
} else if (f.getName().endsWith(".java")) {
write(t, read(f).replace("\\t", "\t"));
}
}
}
static String read(File f) throws IOException {
StringBuilder sb = new StringBuilder();
try (BufferedReader in = new BufferedReader(new FileReader(f))) {
String line;
while ((line = in.readLine()) != null) {
sb.append(line);
sb.append("\n");
}
}
return sb.toString();
}
static void write(File f, String s) throws IOException {
f.getParentFile().mkdirs();
try (Writer out = new FileWriter(f)) {
out.write(s);
}
}
}