1 /*
   2  * Copyright (c) 2013, 2019, 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.testlibrary.jfr.EventVerifier;
  30 import jdk.testlibrary.OutputAnalyzer;
  31 import jdk.testlibrary.ProcessTools;
  32 
  33 /*
  34  * @test
  35  * @key jfr
  36  * @library /lib/testlibrary
  37  * @build jdk.jfr.event.gc.configuration.GCHeapConfigurationEventVerifier
  38  * @build jdk.jfr.event.gc.configuration.GCHeapConfigurationEventTester
  39  * @build jdk.jfr.event.gc.configuration.GCYoungGenerationConfigurationEventTester
  40  * @run driver jdk.jfr.event.gc.configuration.TestGCYoungGenerationConfigurationEventWithMinAndMaxSize
  41  */
  42 public class TestGCYoungGenerationConfigurationEventWithMinAndMaxSize {
  43     public static void main(String[] args) throws Exception {
  44         String[] jvm_args = {"-XX:+EnableJFR",
  45                              "-XX:+UnlockExperimentalVMOptions",
  46                              "-XX:-UseFastUnorderedTimeStamps",
  47                              "-XX:NewSize=12m",
  48                              "-cp",
  49                              System.getProperty("java.class.path"),
  50                              "-XX:MaxNewSize=16m",
  51                              "-Xms32m",
  52                              "-Xmx64m",
  53                              Tester.class.getName()};
  54         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(jvm_args);
  55         try {
  56             OutputAnalyzer analyzer = ProcessTools.executeProcess(pb);
  57             analyzer.shouldHaveExitValue(0);
  58         } catch (Throwable t) {
  59             throw new Exception(t);
  60         }
  61     }
  62 }
  63 
  64 class Tester extends GCYoungGenerationConfigurationEventTester {
  65     public static void main(String[] args) throws Exception {
  66         new Tester().run();
  67     }
  68 
  69     @Override protected EventVerifier createVerifier(RecordedEvent e) {
  70         return new MinAndMaxSizeVerifier(e);
  71     }
  72 }
  73 
  74 class MinAndMaxSizeVerifier extends EventVerifier {
  75     public MinAndMaxSizeVerifier(RecordedEvent e) {
  76         super(e);
  77     }
  78 
  79     @Override public void verify() throws Exception {
  80         verifyMinSizeIs(megabytes(12));
  81         verifyMaxSizeIs(megabytes(16));
  82 
  83         // Can't test newRatio at the same time as minSize and maxSize,
  84         // because the NewRatio flag can't be set when the flags NewSize and
  85         // MaxNewSize are set.
  86     }
  87 
  88     private void verifyMinSizeIs(long expected) throws Exception {
  89         verifyEquals("minSize", expected);
  90     }
  91 
  92     private void verifyMaxSizeIs(long expected) throws Exception {
  93         verifyEquals("maxSize", expected);
  94     }
  95 }