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/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8006263
* @summary Supplementary test cases needed for doclint
*/
import com.sun.source.util.JavacTask;
import com.sun.tools.doclint.DocLint;
import com.sun.tools.doclint.DocLint.BadArgs;
import com.sun.tools.javac.api.JavacTool;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.URI;
import java.security.Permission;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import javax.tools.JavaFileObject;
import javax.tools.SimpleJavaFileObject;
public class RunTest {
static class SimpleSecurityManager extends SecurityManager {
boolean allowExit = false;
@Override
public void checkExit(int status) {
if (!allowExit)
throw new SecurityException("System.exit(" + status + ")");
}
@Override
public void checkPermission(Permission perm) { }
}
public static void main(String... args) throws Exception {
// if no security manager already installed, install one to
// prevent System.exit
SimpleSecurityManager secmgr = null;
if (System.getSecurityManager() == null) {
System.setSecurityManager(secmgr = new SimpleSecurityManager() { });
}
try {
new RunTest().run();
} finally {
if (secmgr != null)
secmgr.allowExit = true;
}
}
void run() throws Exception {
testMain();
testRun();
testInit();
testArgsNoFiles();
if (errors > 0)
throw new Exception(errors + " errors found");
}
void testMain() {
System.err.println("test main(String[])");
testMain(true, "-help");
testMain(false, "-unknownOption");
}
void testMain(boolean expectOK, String... args) {
try {
DocLint.main(args);
if (!expectOK)
error("expected SecurityException (from System.exit) not thrown");
} catch (SecurityException e) {
System.err.println(e);
if (expectOK)
error("unexpected SecurityException caught");
}
}
void testRun() throws BadArgs, IOException {
System.err.println("test run(String[])");
DocLint dl = new DocLint();
String[] args = { "-help" };
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PrintStream ps = new PrintStream(baos);
PrintStream prev = System.out;
try {
System.setOut(ps);
dl.run(args);
} finally {
System.setOut(prev);
}
ps.close();
String stdout = baos.toString();
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
dl.run(pw, args);
pw.close();
String direct = sw.toString();
if (!stdout.equals(direct)) {
error("unexpected output");
System.err.println("EXPECT>>" + direct + "<<");
System.err.println("FOUND>>" + stdout + "<<");
}
}
void testInit() {
System.err.println("test init");
DocLint dl = new DocLint();
String name = dl.getName();
if (!Objects.equals(name, "doclint"))
error("unexpected result for DocLint.getName()");
List<? extends JavaFileObject> files =
Arrays.asList(createFile("Test.java", "/** &0; */ class Test{ }"));
String[] goodArgs = { "-Xmsgs" };
testInit(true, goodArgs, files);
String[] badArgs = { "-unknown" };
testInit(false, badArgs, files);
}
void testInit(boolean expectOK, String[] args, List<? extends JavaFileObject> files) {
JavacTool javac = JavacTool.create();
JavacTask task = javac.getTask(null, null, null, null, null, files);
try {
DocLint dl = new DocLint();
dl.init(task, args, true);
if (!expectOK)
error("expected IllegalArgumentException not thrown");
task.call();
} catch (IllegalArgumentException e) {
System.err.println(e);
if (expectOK)
error("unexpected IllegalArgumentException caught");
}
}
void testArgsNoFiles() throws BadArgs, IOException {
System.err.println("test args, no files");
DocLint dl = new DocLint();
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
dl.run(pw, "-Xmsgs");
pw.close();
String out = sw.toString();
String expect = "No files given";
if (!Objects.equals(out.trim(), expect)) {
error("unexpected output");
System.err.println("EXPECT>>" + expect + "<<");
System.err.println("FOUND>>" + out + "<<");
}
}
JavaFileObject createFile(String name, final String body) {
return new SimpleJavaFileObject(URI.create(name), JavaFileObject.Kind.SOURCE) {
@Override
public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
return body;
}
};
}
void error(String msg) {
System.err.println("Error: " + msg);
errors++;
}
int errors;
}
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