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