/*

 * 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.

 *

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 */

/*

 * @test TestExitOnOutOfMemoryError

 * @summary Test using -XX:ExitOnOutOfMemoryError

 * @library /testlibrary

 * @build jdk.test.lib.*

 * @run driver TestExitOnOutOfMemoryError

 * @bug 8138745

 */

import jdk.test.lib.ProcessTools;

import jdk.test.lib.OutputAnalyzer;

public class TestExitOnOutOfMemoryError {

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

        if (args.length == 1) {

            // This should guarantee to throw:

            // java.lang.OutOfMemoryError: Requested array size exceeds VM limit

            try {

                Object[] oa = new Object[Integer.MAX_VALUE];

                throw new Error("OOME not triggered");

            } catch (OutOfMemoryError err) {

                throw new Error("OOME didn't terminate JVM!");

            }

        }

        // else this is the main test

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+ExitOnOutOfMemoryError",

                "-Xmx64m", TestExitOnOutOfMemoryError.class.getName(), "throwOOME");

        OutputAnalyzer output = new OutputAnalyzer(pb.start());

        /*

         * Actual output should look like this:

         * Terminating due to java.lang.OutOfMemoryError: Requested array size exceeds VM limit

         */

        output.shouldHaveExitValue(3);

        output.stdoutShouldNotBeEmpty();

        output.shouldContain("Terminating due to java.lang.OutOfMemoryError: Requested array size exceeds VM limit");

        System.out.println("PASSED");

    }

}