1 /*
   2  * Copyright (c) 2014, 2016, 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
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  22  */
  23 
  24 /*
  25  * @test DefaultUseWithClient
  26  * @summary Test default behavior of sharing with -client
  27  * @library /test/lib
  28  * @modules java.base/jdk.internal.misc
  29  *          java.management
  30  * @run main DefaultUseWithClient
  31  * @bug 8032224
  32  */
  33 
  34 import jdk.test.lib.process.ProcessTools;
  35 import jdk.test.lib.process.OutputAnalyzer;
  36 import jdk.test.lib.Platform;
  37 import java.io.File;
  38 
  39 public class DefaultUseWithClient {
  40     public static void main(String[] args) throws Exception {
  41         String fileName = "DefaultUseWithClient.jsa";
  42 
  43         // On 32-bit windows CDS should be on by default in "-client" config
  44         // Skip this test on any other platform
  45         boolean is32BitWindows = (Platform.isWindows() && Platform.is32bit());
  46         if (!is32BitWindows) {
  47             System.out.println("Test only applicable on 32-bit Windows. Skipping");
  48             return;
  49         }
  50 
  51         // create the archive
  52         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  53            "-XX:+UnlockDiagnosticVMOptions",
  54            "-XX:SharedArchiveFile=./" + fileName,
  55            "-Xshare:dump");
  56         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  57         output.shouldHaveExitValue(0);
  58 
  59         pb = ProcessTools.createJavaProcessBuilder(
  60            "-XX:+UnlockDiagnosticVMOptions",
  61            "-XX:SharedArchiveFile=./" + fileName,
  62            "-client",
  63            "-XX:+PrintSharedSpaces",
  64            "-version");
  65 
  66         output = new OutputAnalyzer(pb.start());
  67         try {
  68             output.shouldContain("sharing");
  69         } catch (RuntimeException e) {
  70             // if sharing failed due to ASLR or similar reasons,
  71             // check whether sharing was attempted at all (UseSharedSpaces)
  72             output.shouldContain("UseSharedSpaces:");
  73         }
  74         output.shouldHaveExitValue(0);
  75    }
  76 }