/*

 * Copyright (c) 2015, 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

 * @library /testlibrary

 * @modules java.base/sun.misc

 *          java.compiler

 *          java.management

 *          jdk.jvmstat/sun.jvmstat.monitor

 * @build jdk.test.lib.*

 * @run driver CreateCoredumpOnCrash

 */

import jdk.test.lib.*;

import sun.misc.Unsafe;

public class CreateCoredumpOnCrash {

    private static class Crasher {

        public static void main(String[] args) {

            Utils.getUnsafe().getInt(0);

        }

    }

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

        runTest("-XX:-CreateCoredumpOnCrash").shouldContain("CreateCoredumpOnCrash turned off, no core file dumped");

        if (Platform.isWindows()) {

            runTest("-XX:+CreateCoredumpOnCrash").shouldContain("Core dump will be written. Default location");

            // The old CreateMinidumpOnCrash option should still work

            runTest("-XX:+CreateMinidumpOnCrash").shouldContain("Core dump will be written. Default location");

            runTest("-XX:-CreateMinidumpOnCrash").shouldContain("CreateCoredumpOnCrash turned off, no core file dumped");

            if (Platform.isDebugBuild()) {

                // Make sure we create dumps on Windows debug builds by default

                runTest("-Ddummyopt=false").shouldContain("Core dump will be written. Default location");

            }

        } else {

            runTest("-XX:+CreateCoredumpOnCrash").shouldNotContain("CreateCoredumpOnCrash turned off, no core file dumped");

        }

    }

    public static OutputAnalyzer runTest(String option) throws Exception {

        return new OutputAnalyzer(

            ProcessTools.createJavaProcessBuilder(

            "-Xmx64m", "-XX:-TransmitErrorReport", option, Crasher.class.getName())

            .start());

    }

}