/*

* Copyright (c) 2013, 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 TestInitialTenuringThreshold

 * @key gc

 * @bug 8014765

 * @summary Tests argument processing for initial tenuring threshold

 * @library /testlibrary

 * @modules java.base/sun.misc

 *          java.management

 * @run main/othervm TestInitialTenuringThreshold

 * @author thomas.schatzl@oracle.com

 */

import jdk.test.lib.*;

public class TestInitialTenuringThreshold {

  public static void runWithThresholds(int initial, int max, boolean shouldfail) throws Exception {

    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

      "-XX:InitialTenuringThreshold=" + String.valueOf(initial),

      "-XX:MaxTenuringThreshold=" + String.valueOf(max),

      "-version"

      );

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

    if (shouldfail) {

      output.shouldHaveExitValue(1);

    } else {

      output.shouldHaveExitValue(0);

    }

  }

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

    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

      // some value below the default value of InitialTenuringThreshold of 7

      "-XX:MaxTenuringThreshold=1",

      "-version"

      );

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

    output.shouldHaveExitValue(0);

    // successful tests

    runWithThresholds(0, 10, false);

    runWithThresholds(5, 5, false);

    runWithThresholds(8, 16, false);

    // failing tests

    runWithThresholds(10, 0, true);

    runWithThresholds(9, 8, true);

    runWithThresholds(-1, 8, true);

    runWithThresholds(0, -1, true);

    runWithThresholds(8, -1, true);

    runWithThresholds(16, 8, true);

    runWithThresholds(8, 17, true);

  }

}