aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8006263
aoqi@0:  * @summary Supplementary test cases needed for doclint
aoqi@0:  */
aoqi@0: 
aoqi@0: import com.sun.source.util.JavacTask;
aoqi@0: import com.sun.tools.doclint.DocLint;
aoqi@0: import com.sun.tools.doclint.DocLint.BadArgs;
aoqi@0: import com.sun.tools.javac.api.JavacTool;
aoqi@0: import java.io.ByteArrayOutputStream;
aoqi@0: import java.io.IOException;
aoqi@0: import java.io.PrintStream;
aoqi@0: import java.io.PrintWriter;
aoqi@0: import java.io.StringWriter;
aoqi@0: import java.net.URI;
aoqi@0: import java.security.Permission;
aoqi@0: import java.util.Arrays;
aoqi@0: import java.util.List;
aoqi@0: import java.util.Objects;
aoqi@0: import javax.tools.JavaFileObject;
aoqi@0: import javax.tools.SimpleJavaFileObject;
aoqi@0: 
aoqi@0: public class RunTest {
aoqi@0:     static class SimpleSecurityManager extends SecurityManager {
aoqi@0:         boolean allowExit = false;
aoqi@0: 
aoqi@0:         @Override
aoqi@0:         public void checkExit(int status) {
aoqi@0:             if (!allowExit)
aoqi@0:                 throw new SecurityException("System.exit(" + status + ")");
aoqi@0:         }
aoqi@0:         @Override
aoqi@0:         public void checkPermission(Permission perm) { }
aoqi@0: 
aoqi@0:     }
aoqi@0: 
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         // if no security manager already installed, install one to
aoqi@0:         // prevent System.exit
aoqi@0:         SimpleSecurityManager secmgr = null;
aoqi@0:         if (System.getSecurityManager() == null) {
aoqi@0:             System.setSecurityManager(secmgr = new SimpleSecurityManager() { });
aoqi@0:         }
aoqi@0: 
aoqi@0:         try {
aoqi@0:             new RunTest().run();
aoqi@0:         } finally {
aoqi@0:             if (secmgr != null)
aoqi@0:                 secmgr.allowExit = true;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void run() throws Exception {
aoqi@0:         testMain();
aoqi@0:         testRun();
aoqi@0:         testInit();
aoqi@0:         testArgsNoFiles();
aoqi@0: 
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Exception(errors + " errors found");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testMain() {
aoqi@0:         System.err.println("test main(String[])");
aoqi@0:         testMain(true, "-help");
aoqi@0:         testMain(false, "-unknownOption");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testMain(boolean expectOK, String... args) {
aoqi@0:         try {
aoqi@0:             DocLint.main(args);
aoqi@0:             if (!expectOK)
aoqi@0:                 error("expected SecurityException (from System.exit) not thrown");
aoqi@0:         } catch (SecurityException e) {
aoqi@0:             System.err.println(e);
aoqi@0:             if (expectOK)
aoqi@0:                 error("unexpected SecurityException caught");
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testRun() throws BadArgs, IOException {
aoqi@0:         System.err.println("test run(String[])");
aoqi@0:         DocLint dl = new DocLint();
aoqi@0:         String[] args = { "-help" };
aoqi@0:         ByteArrayOutputStream baos = new ByteArrayOutputStream();
aoqi@0:         PrintStream ps = new PrintStream(baos);
aoqi@0:         PrintStream prev = System.out;
aoqi@0:         try {
aoqi@0:             System.setOut(ps);
aoqi@0:             dl.run(args);
aoqi@0:         } finally {
aoqi@0:             System.setOut(prev);
aoqi@0:         }
aoqi@0:         ps.close();
aoqi@0:         String stdout = baos.toString();
aoqi@0: 
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         dl.run(pw, args);
aoqi@0:         pw.close();
aoqi@0:         String direct = sw.toString();
aoqi@0: 
aoqi@0:         if (!stdout.equals(direct)) {
aoqi@0:             error("unexpected output");
aoqi@0:             System.err.println("EXPECT>>" + direct + "<<");
aoqi@0:             System.err.println("FOUND>>" + stdout + "<<");
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testInit() {
aoqi@0:         System.err.println("test init");
aoqi@0:         DocLint dl = new DocLint();
aoqi@0:         String name = dl.getName();
aoqi@0:         if (!Objects.equals(name, "doclint"))
aoqi@0:             error("unexpected result for DocLint.getName()");
aoqi@0: 
aoqi@0:         List<? extends JavaFileObject> files =
aoqi@0:                 Arrays.asList(createFile("Test.java", "/** &0; */ class Test{ }"));
aoqi@0:         String[] goodArgs = { "-Xmsgs" };
aoqi@0:         testInit(true, goodArgs, files);
aoqi@0: 
aoqi@0:         String[] badArgs = { "-unknown" };
aoqi@0:         testInit(false, badArgs, files);
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testInit(boolean expectOK, String[] args, List<? extends JavaFileObject> files) {
aoqi@0:         JavacTool javac = JavacTool.create();
aoqi@0:         JavacTask task = javac.getTask(null, null, null, null, null, files);
aoqi@0:         try {
aoqi@0:             DocLint dl = new DocLint();
aoqi@0:             dl.init(task, args, true);
aoqi@0:             if (!expectOK)
aoqi@0:                 error("expected IllegalArgumentException not thrown");
aoqi@0:             task.call();
aoqi@0:         } catch (IllegalArgumentException e) {
aoqi@0:             System.err.println(e);
aoqi@0:             if (expectOK)
aoqi@0:                 error("unexpected IllegalArgumentException caught");
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testArgsNoFiles() throws BadArgs, IOException {
aoqi@0:         System.err.println("test args, no files");
aoqi@0:         DocLint dl = new DocLint();
aoqi@0: 
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         dl.run(pw, "-Xmsgs");
aoqi@0:         pw.close();
aoqi@0:         String out = sw.toString();
aoqi@0: 
aoqi@0:         String expect = "No files given";
aoqi@0:         if (!Objects.equals(out.trim(), expect)) {
aoqi@0:             error("unexpected output");
aoqi@0:             System.err.println("EXPECT>>" + expect + "<<");
aoqi@0:             System.err.println("FOUND>>" + out + "<<");
aoqi@0:         }
aoqi@0: 
aoqi@0:     }
aoqi@0: 
aoqi@0:     JavaFileObject createFile(String name, final String body) {
aoqi@0:         return new SimpleJavaFileObject(URI.create(name), JavaFileObject.Kind.SOURCE) {
aoqi@0:             @Override
aoqi@0:             public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
aoqi@0:                 return body;
aoqi@0:             }
aoqi@0:         };
aoqi@0:     }
aoqi@0: 
aoqi@0:     void error(String msg) {
aoqi@0:         System.err.println("Error: " + msg);
aoqi@0:         errors++;
aoqi@0:     }
aoqi@0: 
aoqi@0:     int errors;
aoqi@0: }