1 /*

     2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @library /testlibrary

    27  * @modules java.base/sun.misc

    28  *          java.compiler

    29  *          java.management

    30  *          jdk.jvmstat/sun.jvmstat.monitor

    31  * @build jdk.test.lib.*

    32  * @run driver CreateCoredumpOnCrash

    33  */

    34 

    35 import jdk.test.lib.*;

    36 import sun.misc.Unsafe;

    37 

    38 public class CreateCoredumpOnCrash {

    39     private static class Crasher {

    40         public static void main(String[] args) {

    41             Utils.getUnsafe().getInt(0);

    42         }

    43     }

    44 

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

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

    47 

    48         if (Platform.isWindows()) {

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

    50 

    51             // The old CreateMinidumpOnCrash option should still work

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

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

    54 

    55             if (Platform.isDebugBuild()) {

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

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

    58             }

    59         } else {

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

    61         }

    62 

    63     }

    64     public static OutputAnalyzer runTest(String option) throws Exception {

    65         return new OutputAnalyzer(

    66             ProcessTools.createJavaProcessBuilder(

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

    68             .start());

    69     }

    70 }