/*

 * Copyright (c) 2001, 2005, 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 4500906 4433599 4740097

 *  @summary vmexec= debug java fails for SunCommandLineLauncher

 *

 *  @author jjh

 *

 *  @run build TestScaffold VMConnection TargetListener TargetAdapter

 *  @run compile -g Java_gTest.java

 *  @run main Java_gTest

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.*;

import java.io.File;

    /********** target program **********/

class Java_gTarg {

    public static void main(String[] args){

        System.out.println("Howdy!");

        System.out.println("Goodbye from Java_gTarg!");

    }

}

    /********** test program **********/

public class Java_gTest extends TestScaffold {

    ReferenceType targetClass;

    ThreadReference mainThread;

    Java_gTest (String args[]) {

        super(args);

    }

    public static void main(String[] args)      throws Exception {

        /*

         * On Windows, this test needs msvcrtd.dll which is installed

         * as part of Vis C++.  We don't want this test to fail

         * if msvcrtd.dll is not present

         */

        String mslibName = System.mapLibraryName("msvcrtd");

        if (mslibName.equals("msvcrtd.dll")) {

            try {

                System.loadLibrary("msvcrtd");

            } catch (Throwable ee) {

                // If it isn't there, just pass

                System.out.println("Exception looking for msvcrtd.dll: " + ee);

                System.out.println("msvcrtd.dll does not exist.  Let the test pass");

                return;

            }

        }

        /*

         * This test would like to run the debug (java) executable.

         * If java is not found, we don't want a spurious test failure,

         * so check before attempting to run.

         *

         * We can't catch the IOException because it is thrown

         * on a separate thread (com.sun.tools.jdi.AbstractLauncher$Helper),

         * so check for the expected executable before attempting to launch.

         */

        String specialExec = "java";

        String sep = System.getProperty("file.separator");

        String jhome =  System.getProperty("java.home");

        String jbin = jhome + sep + "bin";

        File binDir = new File(jbin);

        if ((new File(binDir, specialExec).exists()) ||

            (new File(binDir, specialExec + ".exe").exists())) {

            /*

             * A java executable does in fact exist in the

             * expected location.  Run the real test.

             */

            args = new String[2];

            args[0] = "-connect";

            args[1] = "com.sun.jdi.CommandLineLaunch:vmexec=" + specialExec;

            new Java_gTest(args).startTests();

        } else {

            System.out.println("No java executable exists.  Let the test pass.");

        }

    }

    /********** event handlers **********/

    /********** test core **********/

    protected void runTests() throws Exception {

        /*

         * Get to the top of main()

         * to determine targetClass and mainThread

         */

        BreakpointEvent bpe = startToMain("Java_gTarg");

        listenUntilVMDisconnect();

        /*

         * deal with results of test

         * if anything has called failure("foo") testFailed will be true

         */

        if (!testFailed) {

            println("Java_gTest: passed");

        } else {

            throw new Exception("Java_gTest: failed");

        }

    }

}