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 
  25 /*
  26  * @test
  27  * @summary Test open archive heap regions
  28  * @requires vm.cds.archived.java.heap
  29  * @comment This test explicitly chooses the type of GC to be used by sub-processes. It may conflict with the GC type set
  30  * via the -vmoptions command line option of JTREG. vm.gc==null will help the test case to discard the explicitly passed
  31  * vm options.
  32  * @requires (vm.gc=="null")
  33  * @library /test/lib /test/hotspot/jtreg/runtime/appcds
  34  * @modules java.base/jdk.internal.misc
  35  * @modules java.management
  36  *          jdk.jartool/sun.tools.jar
  37  * @compile ../test-classes/Hello.java
  38  * @run main OpenArchiveRegion
  39  */
  40 
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 
  43 public class OpenArchiveRegion {
  44     public static void main(String[] args) throws Exception {
  45         JarBuilder.getOrCreateHelloJar();
  46         String appJar = TestCommon.getTestJar("hello.jar");
  47         String appClasses[] = TestCommon.list("Hello");
  48 
  49         // Dump with open archive heap region, requires G1 GC
  50         OutputAnalyzer output = TestCommon.dump(appJar, appClasses);
  51         TestCommon.checkDump(output, "oa0 space:");
  52         output.shouldNotContain("oa0 space:         0 [");
  53         output = TestCommon.exec(appJar, "Hello");
  54         TestCommon.checkExec(output, "Hello World");
  55         output = TestCommon.exec(appJar, "-XX:+UseSerialGC", "Hello");
  56         TestCommon.checkExec(output, "Hello World");
  57 
  58         // Dump with open archive heap region disabled when G1 GC is not in use
  59         output = TestCommon.dump(appJar, appClasses, "-XX:+UseParallelGC");
  60         TestCommon.checkDump(output);
  61         output.shouldNotContain("oa0 space:");
  62         output = TestCommon.exec(appJar, "Hello");
  63         TestCommon.checkExec(output, "Hello World");
  64     }
  65 }