1 /*
   2  * Copyright (c) 2017, 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 import java.util.HashMap;
  25 import java.util.List;
  26 import java.util.Map;
  27 
  28 import jdk.test.lib.apps.LingeredApp;
  29 import jdk.test.lib.Platform;
  30 
  31 /*
  32  * @test
  33  * @bug 8191538
  34  * @summary Test clhsdb 'vmstructsdump' command
  35  * @library /test/lib
  36  * @run main/othervm ClhsdbVmStructsDump
  37  */
  38 
  39 public class ClhsdbVmStructsDump {
  40 
  41     public static void main(String[] args) throws Exception {
  42         System.out.println("Starting ClhsdbVmStructsDump test");
  43 
  44         LingeredApp theApp = null;
  45         try {
  46             ClhsdbLauncher test = new ClhsdbLauncher();
  47             theApp = LingeredApp.startApp();
  48             System.out.println("Started LingeredApp with pid " + theApp.getPid());
  49 
  50             List<String> cmds = List.of("vmstructsdump");
  51 
  52             Map<String, List<String>> expStrMap = new HashMap<>();
  53             expStrMap.put("vmstructsdump", List.of(
  54                 "field ConstantPool _pool_holder InstanceKlass*",
  55                 "field InstanceKlass _methods Array<Method*>*",
  56                 "field InstanceKlass _constants ConstantPool*",
  57                 "field Klass _name Symbol*",
  58                 "type ClassLoaderData* null",
  59                 "type DictionaryEntry KlassHashtableEntry",
  60                 "field JavaThread _next JavaThread*",
  61                 "field JavaThread _osthread OSThread*",
  62                 "type TenuredGeneration CardGeneration",
  63                 "field JVMState _bci",
  64                 "type Universe null",
  65                 "type ConstantPoolCache MetaspaceObj"));
  66             test.run(theApp.getPid(), cmds, expStrMap, null);
  67         } catch (Exception ex) {
  68             throw new RuntimeException("Test ERROR " + ex, ex);
  69         } finally {
  70             LingeredApp.stopApp(theApp);
  71         }
  72         System.out.println("Test PASSED");
  73     }
  74 }