1 /*
   2  * Copyright (c) 2014, 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 
  25 /*
  26  * @test SharedBaseAddress
  27  * @summary Test variety of values for SharedBaseAddress, in AppCDS mode,
  28  *          making sure VM handles normal values as well as edge values
  29  *          w/o a crash.
  30  * @requires vm.cds
  31  * @library /test/lib
  32  * @modules java.base/jdk.internal.misc
  33  *          java.management
  34  *          jdk.jartool/sun.tools.jar
  35  * @compile test-classes/Hello.java
  36  * @run main/timeout=240 SharedBaseAddress
  37  */
  38 
  39 import jdk.test.lib.cds.CDSTestUtils;
  40 import jdk.test.lib.cds.CDSOptions;
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 
  43 public class SharedBaseAddress {
  44 
  45     // shared base address test table
  46     private static final String[] testTable = {
  47         "1g", "8g", "64g","512g", "4t",
  48         "32t", "128t", "0",
  49         "1", "64k", "64M"
  50     };
  51 
  52     public static void main(String[] args) throws Exception {
  53         String appJar = JarBuilder.getOrCreateHelloJar();
  54 
  55         // First check CDS for default mode
  56         for (String testEntry : testTable) {
  57             String filename = "SharedBaseAddress" + testEntry + ".jsa";
  58             System.out.println("sharedBaseAddress = " + testEntry);
  59             CDSOptions opts = (new CDSOptions())
  60                 .setArchiveName(filename)
  61                 .addPrefix("-XX:SharedBaseAddress=" + testEntry);
  62 
  63             CDSTestUtils.createArchiveAndCheck(opts);
  64             CDSTestUtils.runWithArchiveAndCheck(opts);
  65         }
  66 
  67         // Next check CDS in AppCDS mode
  68         for (String testEntry : testTable) {
  69             System.out.println("sharedBaseAddress = " + testEntry);
  70 
  71             OutputAnalyzer dumpOutput = TestCommon.dump(
  72                 appJar, new String[] {"Hello"}, "-XX:SharedBaseAddress=" + testEntry);
  73             TestCommon.checkDump(dumpOutput, "Loading classes to share");
  74 
  75             OutputAnalyzer execOutput = TestCommon.exec(appJar, "Hello");
  76             TestCommon.checkExec(execOutput, "Hello World");
  77         }
  78     }
  79 }