1 /*
   2  * Copyright (c) 2015, 2020, 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.
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   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  *
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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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  23 
  24 /**
  25  * @test
  26  * @requires vm.cds
  27  * @bug 8067187 8200078
  28  * @summary Testing CDS dumping with the -XX:MaxMetaspaceSize=<size> option
  29  * @library /test/lib
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @run driver MaxMetaspaceSize
  33  */
  34 
  35 import java.util.ArrayList;
  36 
  37 import jdk.test.lib.cds.CDSTestUtils;
  38 import jdk.test.lib.process.ProcessTools;
  39 import jdk.test.lib.Platform;
  40 
  41 public class MaxMetaspaceSize {
  42   public static void main(String[] args) throws Exception {
  43     ArrayList<String> processArgs = new ArrayList<>();
  44     processArgs.add("-Xshare:dump");
  45 
  46     if (Platform.is64bit()) {
  47       processArgs.add("-XX:MaxMetaspaceSize=8m");
  48       processArgs.add("-XX:CompressedClassSpaceSize=1m");
  49     } else {
  50       processArgs.add("-XX:MaxMetaspaceSize=1m");
  51     }
  52 
  53     String msg = "Failed allocating metaspace object";
  54     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(processArgs);
  55     CDSTestUtils.executeAndLog(pb, "dump").shouldContain(msg).shouldHaveExitValue(1);
  56   }
  57 }