1 /*

     2  * Copyright (c) 2017, 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.

     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 import java.util.ArrayList;

    28 import jdk.test.lib.apps.LingeredApp;

    29 

    30 /**

    31  * @test

    32  * @bug 8191538

    33  * @summary Test the clhsdb 'symboltable' and 'symbol' commands

    34  * @requires vm.hasSA

    35  * @library /test/lib

    36  * @run main/othervm ClhsdbSymbolTable

    37  */

    38 

    39 public class ClhsdbSymbolTable {

    40 

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

    42         System.out.println("Starting the ClhsdbSymbolTable test");

    43 

    44         LingeredApp theApp = null;

    45         try {

    46             ClhsdbLauncher test = new ClhsdbLauncher();

    47 

    48             theApp = LingeredApp.startApp();

    49             System.out.println("Started LingeredApp with pid " + theApp.getPid());

    50 

    51             // Test the symboltable command

    52             List<String> cmds = List.of(

    53                 "symboltable main",

    54                 "symboltable java/lang/Class",

    55                 "symboltable java/lang/Object",

    56                 "symboltable java/lang/String",

    57                 "symboltable java/util/List",

    58                 "symboltable jdk/test/lib/apps/LingeredApp");

    59 

    60             Map<String, List<String>> expStrMap = new HashMap<>();

    61             expStrMap.put("symboltable main", List.of(

    62                 "sun.jvm.hotspot.oops.Symbol@"));

    63             expStrMap.put("symboltable java/lang/Class", List.of(

    64                 "sun.jvm.hotspot.oops.Symbol@"));

    65             expStrMap.put("symboltable java/lang/Object", List.of(

    66                 "sun.jvm.hotspot.oops.Symbol@"));

    67             expStrMap.put("symboltable java/lang/String", List.of(

    68                 "sun.jvm.hotspot.oops.Symbol@"));

    69             expStrMap.put("symboltable java/util/List", List.of(

    70                 "sun.jvm.hotspot.oops.Symbol@"));

    71             expStrMap.put("symboltable jdk/test/lib/apps/LingeredApp", List.of(

    72                 "sun.jvm.hotspot.oops.Symbol@"));

    73             String consolidatedOutput =

    74                 test.run(theApp.getPid(), cmds, expStrMap, null);

    75 

    76             // Test the 'symbol' command passing in the address obtained from

    77             // the 'symboltable' command

    78             expStrMap = new HashMap<>();

    79             cmds = new ArrayList<String>();

    80             int expectedStringsIdx = 0;

    81             String expectedStrings[] = {"#main",

    82                                         "#java/lang/Class", "#java/lang/Object",

    83                                         "#java/lang/String", "#java/util/List",

    84                                         "#jdk/test/lib/apps/LingeredApp"};

    85             if (consolidatedOutput != null) {

    86                 // Output could be null due to attach permission issues

    87                 // and if we are skipping this.

    88                 String[] singleCommandOutputs = consolidatedOutput.split("hsdb>");

    89 

    90                 for (String singleCommandOutput : singleCommandOutputs) {

    91                     if (singleCommandOutput.contains("@")) {

    92                         String[] tokens = singleCommandOutput.split("@");

    93                         String addressString = tokens[1].replace("\n","");

    94 

    95                         // tokens[1] represents the address of the symbol

    96                         String cmd = "symbol " + addressString;

    97                         cmds.add(cmd);

    98                         expStrMap.put(cmd, List.of

    99                             (expectedStrings[expectedStringsIdx++]));

   100                     }

   101                 }

   102                 test.run(theApp.getPid(), cmds, expStrMap, null);

   103             }

   104         } catch (Exception ex) {

   105             throw new RuntimeException("Test ERROR " + ex, ex);

   106         } finally {

   107             LingeredApp.stopApp(theApp);

   108         }

   109         System.out.println("Test PASSED");

   110     }

   111 }