1 /*
   2  * Copyright (c) 2016, 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  * @bug 8149991
  27  * @requires (sun.arch.data.model == "64")
  28  * @summary -Xlog:gc+heap+coops=info should have output from the code
  29  * @library /test/lib
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @run driver CompressedOopsTest
  33  */
  34 
  35 import jdk.test.lib.process.OutputAnalyzer;
  36 import jdk.test.lib.Platform;
  37 import jdk.test.lib.process.ProcessTools;
  38 
  39 public class CompressedOopsTest {
  40     static void analyzeOutputOn(ProcessBuilder pb) throws Exception {
  41         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  42         output.shouldContain("[gc,heap,coops] Heap address");
  43         output.shouldHaveExitValue(0);
  44     }
  45 
  46     static void analyzeOutputOff(ProcessBuilder pb) throws Exception {
  47         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  48         output.shouldNotContain("[gc,heap,coops]");
  49         output.shouldHaveExitValue(0);
  50     }
  51 
  52     public static void main(String[] args) throws Exception {
  53         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops",
  54                                                    "-Xlog:gc+heap+coops=info",
  55                                                    InnerClass.class.getName());
  56         analyzeOutputOn(pb);
  57 
  58         pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops",
  59                                                    "-XX:+PrintCompressedOopsMode",
  60                                                    InnerClass.class.getName());
  61         analyzeOutputOn(pb);
  62 
  63         pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops",
  64                                                    "-XX:+PrintCompressedOopsMode",
  65                                                    "-Xlog:gc+heap+coops=off",
  66                                                    InnerClass.class.getName());
  67         analyzeOutputOff(pb);
  68 
  69         pb = ProcessTools.createJavaProcessBuilder("-XX:+UseCompressedOops",
  70                                                    "-Xlog:gc+heap+coops=info",
  71                                                    "-XX:-PrintCompressedOopsMode",
  72                                                    InnerClass.class.getName());
  73         analyzeOutputOff(pb);
  74     }
  75 
  76     public static class InnerClass {
  77         public static void main(String[] args) throws Exception {
  78             System.out.println("Compressed Oops (gc+heap+coops) test");
  79         }
  80     }
  81 }