1 /*
   2  * Copyright (c) 2014, 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
  21  * questions.
  22  *
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 8031320
  28  * @summary Verify UseRTMLocking option processing on CPU with rtm support
  29  *          in case when VM should not support this option.
  30  * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary
  31  * @build TestUseRTMLockingOptionOnUnsupportedVM
  32  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  33  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  34  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  35  *                   -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedVM
  36  */
  37 
  38 import com.oracle.java.testlibrary.ExitCode;
  39 import com.oracle.java.testlibrary.cli.*;
  40 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
  41 import com.oracle.java.testlibrary.cli.predicate.NotPredicate;
  42 import rtm.predicate.SupportedCPU;
  43 import rtm.predicate.SupportedVM;
  44 
  45 public class TestUseRTMLockingOptionOnUnsupportedVM
  46         extends CommandLineOptionTest {
  47     private static final String DEFAULT_VALUE = "false";
  48 
  49     private TestUseRTMLockingOptionOnUnsupportedVM() {
  50         super(new AndPredicate(new SupportedCPU(),
  51                 new NotPredicate(new SupportedVM())));
  52     }
  53     @Override
  54     public void runTestCases() throws Throwable {
  55         String errorMessage
  56                 = RTMGenericCommandLineOptionTest.RTM_UNSUPPORTED_VM_ERROR;
  57         // verify that we can't use +UseRTMLocking
  58         CommandLineOptionTest.verifySameJVMStartup(
  59                 new String[] { errorMessage }, null, ExitCode.FAIL,
  60                 "-XX:+UseRTMLocking");
  61         // verify that we can turn it off
  62         CommandLineOptionTest.verifySameJVMStartup(null,
  63                 new String[] { errorMessage }, ExitCode.OK,
  64                 "-XX:-UseRTMLocking");
  65         // verify that it is off by default
  66         CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",
  67                 TestUseRTMLockingOptionOnUnsupportedVM.DEFAULT_VALUE);
  68     }
  69 
  70     public static void main(String args[]) throws Throwable {
  71         new TestUseRTMLockingOptionOnUnsupportedVM().test();
  72     }
  73 }