test/runtime/SharedArchiveFile/CdsSameObjectAlignment.java

*** 1,7 ****
  /*
!  * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 28,40 ****
   * @library /test/lib
   * @modules java.base/jdk.internal.misc
   *          java.management
   */
  
- import jdk.test.lib.process.ProcessTools;
- import jdk.test.lib.process.OutputAnalyzer;
  import jdk.test.lib.Platform;
  
  public class CdsSameObjectAlignment {
      public static void main(String[] args) throws Exception {
          String nativeWordSize = System.getProperty("sun.arch.data.model");
          if (!Platform.is64bit()) {
--- 28,40 ----
   * @library /test/lib
   * @modules java.base/jdk.internal.misc
   *          java.management
   */
  
  import jdk.test.lib.Platform;
+ import jdk.test.lib.cds.CDSTestUtils;
+ import jdk.test.lib.process.OutputAnalyzer;
  
  public class CdsSameObjectAlignment {
      public static void main(String[] args) throws Exception {
          String nativeWordSize = System.getProperty("sun.arch.data.model");
          if (!Platform.is64bit()) {
*** 55,96 ****
          String objectAlignmentArg = "-XX:ObjectAlignmentInBytes="
              + objectAlignmentInBytes;
          System.out.println("dumpAndLoadSharedArchive(): objectAlignmentInBytes = "
              + objectAlignmentInBytes);
  
!         String filename = "./CdsSameObjectAlignment" + objectAlignmentInBytes + ".jsa";
!         // create shared archive
!         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
!             "-XX:+UnlockDiagnosticVMOptions",
!             "-XX:SharedArchiveFile=" + filename,
!             "-Xshare:dump",
!             objectAlignmentArg);
! 
!         OutputAnalyzer output = new OutputAnalyzer(pb.start());
!         output.shouldContain("Loading classes to share");
!         output.shouldHaveExitValue(0);
! 
! 
!         // run using the shared archive
!         pb = ProcessTools.createJavaProcessBuilder(
!             "-XX:+UnlockDiagnosticVMOptions",
!             "-XX:SharedArchiveFile=" + filename,
!             "-Xshare:on",
!             objectAlignmentArg,
!             "-version");
! 
!         output = new OutputAnalyzer(pb.start());
! 
!         try {
!             output.shouldContain("sharing");
!             output.shouldHaveExitValue(0);
!         } catch (RuntimeException e) {
!             // CDS uses absolute addresses for performance.
!             // It will try to reserve memory at a specific address;
!             // there is a chance such reservation will fail
!             // If it does, it is NOT considered a failure of the feature,
!             // rather a possible expected outcome, though not likely
!             output.shouldContain("Unable to use shared archive");
!             output.shouldHaveExitValue(1);
!         }
      }
  }
--- 55,63 ----
          String objectAlignmentArg = "-XX:ObjectAlignmentInBytes="
              + objectAlignmentInBytes;
          System.out.println("dumpAndLoadSharedArchive(): objectAlignmentInBytes = "
              + objectAlignmentInBytes);
  
!         CDSTestUtils.createArchiveAndCheck(objectAlignmentArg);
!         CDSTestUtils.runWithArchiveAndCheck(objectAlignmentArg);
      }
  }