1 /*

     2  * Copyright (c) 2015, 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 

    25 /*

    26  * @test

    27  * @summary Basic test for shared strings

    28  * @requires vm.cds.archived.java.heap

    29  * @library /test/hotspot/jtreg/runtime/appcds /test/lib

    30  * @modules jdk.jartool/sun.tools.jar

    31  * @build HelloString

    32  * @run driver SharedStringsBasic

    33  */

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

    35 import jdk.test.lib.process.ProcessTools;

    36 

    37 // This test does not use SharedStringsUtils.dumpXXX()

    38 // and SharedStringsUtils.runWithXXX() intentionally:

    39 // - in order to demonstrate the basic use of the functionality

    40 // - to provide sanity check and catch potential problems in the utils

    41 public class SharedStringsBasic {

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

    43         SharedStringsUtils.run(args, SharedStringsBasic::test);

    44     }

    45 

    46     public static void test(String[] args) throws Exception {

    47         String vmOptionsPrefix[] = SharedStringsUtils.getChildVMOptionsPrefix();

    48 

    49         String appJar = JarBuilder.build("SharedStringsBasic", "HelloString");

    50 

    51         String sharedArchiveConfigFile =

    52             TestCommon.getSourceFile("SharedStringsBasic.txt").toString();

    53 

    54         ProcessBuilder dumpPb = ProcessTools.createJavaProcessBuilder(true,

    55           TestCommon.concat(vmOptionsPrefix,

    56             "-cp", appJar,

    57             "-XX:SharedArchiveConfigFile=" + sharedArchiveConfigFile,

    58             "-XX:SharedArchiveFile=./SharedStringsBasic.jsa",

    59             "-Xshare:dump",

    60             "-Xlog:cds,cds+hashtables"));

    61 

    62         TestCommon.executeAndLog(dumpPb, "dump")

    63             .shouldContain("Shared string table stats")

    64             .shouldHaveExitValue(0);

    65 

    66         ProcessBuilder runPb = ProcessTools.createJavaProcessBuilder(true,

    67           TestCommon.concat(vmOptionsPrefix,

    68             "-cp", appJar,

    69             "-XX:SharedArchiveFile=./SharedStringsBasic.jsa",

    70             "-Xshare:auto",

    71             "-showversion",

    72             "HelloString"));

    73 

    74         TestCommon.executeAndLog(runPb, "run").shouldHaveExitValue(0);

    75     }

    76 }