1 /*
   2  * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   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  *
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  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
  26  * @requires vm.cds
  27  * @bug 8003424
  28  * @summary Test that cannot use CDS if UseCompressedClassPointers is turned off.
  29  * @library /test/lib
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @run main CDSCompressedKPtrsError
  33  */
  34 
  35 import jdk.test.lib.Platform;
  36 import jdk.test.lib.process.ProcessTools;
  37 import jdk.test.lib.process.OutputAnalyzer;
  38 
  39 public class CDSCompressedKPtrsError {
  40   public static void main(String[] args) throws Exception {
  41     ProcessBuilder pb;
  42     String filename = "./CDSCompressedKPtrsError.jsa";
  43 
  44     if (Platform.is64bit()) {
  45       pb = ProcessTools.createJavaProcessBuilder(
  46         "-XX:+UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
  47         "-XX:SharedArchiveFile=" + filename, "-Xshare:dump");
  48       OutputAnalyzer output = new OutputAnalyzer(pb.start());
  49       try {
  50         output.shouldContain("Loading classes to share");
  51         output.shouldHaveExitValue(0);
  52 
  53         pb = ProcessTools.createJavaProcessBuilder(
  54           "-XX:-UseCompressedClassPointers", "-XX:-UseCompressedOops",
  55           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version");
  56         output = new OutputAnalyzer(pb.start());
  57         output.shouldContain("Unable to use shared archive");
  58         output.shouldHaveExitValue(0);
  59 
  60         pb = ProcessTools.createJavaProcessBuilder(
  61           "-XX:-UseCompressedClassPointers", "-XX:+UseCompressedOops",
  62           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version");
  63         output = new OutputAnalyzer(pb.start());
  64         output.shouldContain("Unable to use shared archive");
  65         output.shouldHaveExitValue(0);
  66 
  67         pb = ProcessTools.createJavaProcessBuilder(
  68           "-XX:+UseCompressedClassPointers", "-XX:-UseCompressedOops",
  69           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=" + filename, "-Xshare:on", "-version");
  70         output = new OutputAnalyzer(pb.start());
  71         output.shouldContain("Unable to use shared archive");
  72         output.shouldHaveExitValue(0);
  73 
  74       } catch (RuntimeException e) {
  75         output.shouldContain("Unable to use shared archive");
  76         output.shouldHaveExitValue(1);
  77       }
  78 
  79       // Test bad options with -Xshare:dump.
  80       pb = ProcessTools.createJavaProcessBuilder(
  81         "-XX:-UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
  82         "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad1.jsa", "-Xshare:dump");
  83       output = new OutputAnalyzer(pb.start());
  84       output.shouldContain("Cannot dump shared archive");
  85 
  86       pb = ProcessTools.createJavaProcessBuilder(
  87         "-XX:+UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
  88         "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad2.jsa", "-Xshare:dump");
  89       output = new OutputAnalyzer(pb.start());
  90       output.shouldContain("Cannot dump shared archive");
  91 
  92       pb = ProcessTools.createJavaProcessBuilder(
  93         "-XX:-UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
  94         "-XX:SharedArchiveFile=./CDSCompressedKPtrsErrorBad3.jsa", "-Xshare:dump");
  95       output = new OutputAnalyzer(pb.start());
  96       output.shouldContain("Cannot dump shared archive");
  97 
  98     }
  99   }
 100 }