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.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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   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  *
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  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
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  23 
  24 /* @test TestVerifySubSet.java
  25  * @key gc
  26  * @bug 8072725
  27  * @summary Test VerifySubSet option
  28  * @library /testlibrary
  29  */
  30 
  31 import com.oracle.java.testlibrary.OutputAnalyzer;
  32 import com.oracle.java.testlibrary.ProcessTools;
  33 import java.util.ArrayList;
  34 import java.util.Collections;
  35 
  36 class RunSystemGC {
  37     public static void main(String args[]) throws Exception {
  38         System.gc();
  39     }
  40 }
  41 
  42 public class TestVerifySubSet {
  43     private static String[] getTestJavaOpts() {
  44         String testVmOptsStr = System.getProperty("test.java.opts");
  45         if (!testVmOptsStr.isEmpty()) {
  46             return testVmOptsStr.split(" ");
  47         } else {
  48             return new String[] {};
  49         }
  50     }
  51 
  52     private static OutputAnalyzer runTest(String subset) throws Exception {
  53         ArrayList<String> vmOpts = new ArrayList();
  54 
  55         Collections.addAll(vmOpts, getTestJavaOpts());
  56         Collections.addAll(vmOpts, new String[] {"-XX:+UnlockDiagnosticVMOptions",
  57                                                  "-XX:+VerifyBeforeGC",
  58                                                  "-XX:+VerifyAfterGC",
  59                                                  "-XX:VerifySubSet="+subset,
  60                                                  RunSystemGC.class.getName()});
  61         ProcessBuilder pb =
  62             ProcessTools.createJavaProcessBuilder(vmOpts.toArray(new String[vmOpts.size()]));
  63         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  64 
  65         System.out.println("Output:\n" + output.getOutput());
  66         return output;
  67     }
  68 
  69     public static void main(String args[]) throws Exception {
  70 
  71         OutputAnalyzer output;
  72 
  73         output = runTest("heap, threads, codecache, metaspace");
  74         output.shouldContain("Heap");
  75         output.shouldContain("Threads");
  76         output.shouldContain("CodeCache");
  77         output.shouldContain("MetaspaceAux");
  78         output.shouldNotContain("SymbolTable");
  79         output.shouldNotContain("StringTable");
  80         output.shouldNotContain("SystemDictionary");
  81         output.shouldNotContain("CodeCache Oops");
  82         output.shouldHaveExitValue(0);
  83 
  84         output = runTest("hello, threads, codecache, metaspace");
  85         output.shouldContain("memory sub-system is unknown, please correct it");
  86         output.shouldNotContain("Threads");
  87         output.shouldNotContain("CodeCache");
  88         output.shouldNotContain("MetaspaceAux");
  89         output.shouldHaveExitValue(1);
  90     }
  91 }