1 /*

     2  * Copyright (c) 2013, 2018, 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.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

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

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

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

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

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

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

    23  * questions.

    24  */

    25 

    26 package jdk.jfr.event.gc.configuration;

    27 

    28 import jdk.jfr.consumer.RecordedEvent;

    29 import jdk.test.lib.jfr.EventVerifier;

    30 import jdk.test.lib.process.OutputAnalyzer;

    31 import jdk.test.lib.process.ProcessTools;

    32 

    33 /*

    34  * @test

    35  * @key jfr

    36  * @library /test/lib /test/jdk

    37  * @run driver jdk.jfr.event.gc.configuration.TestGCYoungGenerationConfigurationEventWithMinAndMaxSize

    38  */

    39 public class TestGCYoungGenerationConfigurationEventWithMinAndMaxSize {

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

    41         String[] jvm_args = {"-XX:+UnlockExperimentalVMOptions",

    42                              "-XX:-UseFastUnorderedTimeStamps",

    43                              "-XX:NewSize=12m",

    44                              "-cp",

    45                              System.getProperty("java.class.path"),

    46                              "-XX:MaxNewSize=16m",

    47                              "-Xms32m",

    48                              "-Xmx64m",

    49                              Tester.class.getName()};

    50         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(jvm_args);

    51         OutputAnalyzer analyzer = ProcessTools.executeProcess(pb);

    52         analyzer.shouldHaveExitValue(0);

    53     }

    54 }

    55 

    56 class Tester extends GCYoungGenerationConfigurationEventTester {

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

    58         new Tester().run();

    59     }

    60 

    61     @Override protected EventVerifier createVerifier(RecordedEvent e) {

    62         return new MinAndMaxSizeVerifier(e);

    63     }

    64 }

    65 

    66 class MinAndMaxSizeVerifier extends EventVerifier {

    67     public MinAndMaxSizeVerifier(RecordedEvent e) {

    68         super(e);

    69     }

    70 

    71     @Override public void verify() throws Exception {

    72         verifyMinSizeIs(megabytes(12));

    73         verifyMaxSizeIs(megabytes(16));

    74 

    75         // Can't test newRatio at the same time as minSize and maxSize,

    76         // because the NewRatio flag can't be set when the flags NewSize and

    77         // MaxNewSize are set.

    78     }

    79 

    80     private void verifyMinSizeIs(long expected) throws Exception {

    81         verifyEquals("minSize", expected);

    82     }

    83 

    84     private void verifyMaxSizeIs(long expected) throws Exception {

    85         verifyEquals("maxSize", expected);

    86     }

    87 }