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/othervm/bootclasspath -XX:+UnlockDiagnosticVMOptions
  33  *                   -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedVM
  34  */
  35 
  36 import com.oracle.java.testlibrary.ExitCode;
  37 import com.oracle.java.testlibrary.cli.*;
  38 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
  39 import com.oracle.java.testlibrary.cli.predicate.NotPredicate;
  40 import rtm.predicate.SupportedCPU;
  41 import rtm.predicate.SupportedVM;
  42 
  43 public class TestUseRTMLockingOptionOnUnsupportedVM
  44         extends CommandLineOptionTest {
  45     private static final String DEFAULT_VALUE = "false";
  46 
  47     private TestUseRTMLockingOptionOnUnsupportedVM() {
  48         super(new AndPredicate(new SupportedCPU(),
  49                 new NotPredicate(new SupportedVM())));
  50     }
  51     @Override
  52     public void runTestCases() throws Throwable {
  53         String errorMessage
  54                 = RTMGenericCommandLineOptionTest.RTM_UNSUPPORTED_VM_ERROR;
  55         // verify that we can't use +UseRTMLocking
  56         CommandLineOptionTest.verifySameJVMStartup(
  57                 new String[] { errorMessage }, null, ExitCode.FAIL,
  58                 "-XX:+UseRTMLocking");
  59         // verify that we can turn it off
  60         CommandLineOptionTest.verifySameJVMStartup(null,
  61                 new String[] { errorMessage }, ExitCode.OK,
  62                 "-XX:-UseRTMLocking");
  63         // verify that it is off by default
  64         CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",
  65                 TestUseRTMLockingOptionOnUnsupportedVM.DEFAULT_VALUE);
  66     }
  67 
  68     public static void main(String args[]) throws Throwable {
  69         new TestUseRTMLockingOptionOnUnsupportedVM().test();
  70     }
  71 }