1 /*

     2  * Copyright (c) 2014, 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.

     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 /*

    26  * @test

    27  * @summary Adding extra symbols into CDS archive using -XX:SharedArchiveConfigFile

    28  * @requires vm.cds

    29  * @library /test/lib

    30  * @modules java.base/jdk.internal.misc

    31  *          java.management

    32  *          jdk.jartool/sun.tools.jar

    33  * @compile test-classes/Hello.java

    34  * @run driver ExtraSymbols

    35  */

    36 

    37 import java.io.*;

    38 import jdk.test.lib.process.OutputAnalyzer;

    39 

    40 public class ExtraSymbols {

    41     static final String CDS_LOGGING = "-Xlog:cds,cds+hashtables";

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

    43         String appJar = JarBuilder.getOrCreateHelloJar();

    44 

    45         // 1. Dump without extra symbols.

    46         OutputAnalyzer output = TestCommon.dump(appJar, TestCommon.list("Hello"),

    47                                                 CDS_LOGGING);

    48         checkOutput(output);

    49         int numEntries1 = numOfEntries(output);

    50 

    51         // 2. Dump an archive with extra symbols. All symbols in

    52         // ExtraSymbols.symbols.txt are valid. Dumping should succeed.

    53         output = TestCommon.dump(appJar, TestCommon.list("Hello"), CDS_LOGGING,

    54             "-XX:SharedArchiveConfigFile=" + TestCommon.getSourceFile("ExtraSymbols.symbols.txt"));

    55         checkOutput(output);

    56         int numEntries2 = numOfEntries(output);

    57         if (numEntries2 <= numEntries1) {

    58             throw new RuntimeException("No extra symbols added to archive");

    59         }

    60         output = TestCommon.exec(appJar, "Hello");

    61         TestCommon.checkExec(output);

    62 

    63         // 3. Dump with invalid symbol files. Dumping should fail.

    64         String invalid_symbol_files[] = {"ExtraSymbols.invalid_1.txt",

    65                                          "ExtraSymbols.invalid_2.txt",

    66                                          "ExtraSymbols.invalid_3.txt"};

    67         String err_msgs[] = {"Corrupted at line",

    68                              "wrong version of hashtable dump file",

    69                              "Corrupted at line"};

    70         for (int i = 0; i < invalid_symbol_files.length; i++) {

    71             output = TestCommon.dump(appJar, TestCommon.list("Hello"),

    72                                      "-XX:SharedArchiveConfigFile=" +

    73                                      TestCommon.getSourceFile(invalid_symbol_files[i]));

    74             output.shouldContain("Error occurred during initialization of VM");

    75             output.shouldContain(err_msgs[i]);

    76         }

    77     }

    78 

    79     static int numOfEntries(OutputAnalyzer output) {

    80         String s = output.firstMatch("Number of entries       : .*");

    81         String subs[] = s.split("[:]");

    82         int numEntries = Integer.parseInt(subs[1].trim());

    83         return numEntries;

    84     }

    85 

    86     static void checkOutput(OutputAnalyzer output) throws Exception {

    87         output.shouldContain("Loading classes to share");

    88         output.shouldContain("Shared symbol table stats -------- base:");

    89         output.shouldHaveExitValue(0);

    90     }

    91 }