/*

 * Copyright (c) 2014, 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.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * @test

 * @bug 8031320

 * @library /test/lib /

 * @modules java.base/jdk.internal.misc

 *          java.management

 * @build sun.hotspot.WhiteBox

 * @run driver ClassFileInstaller sun.hotspot.WhiteBox

 *                                sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions

 *                   -XX:+WhiteBoxAPI

 *                   compiler.rtm.cli.TestUseRTMLockingOptionOnSupportedConfig

 */

package compiler.rtm.cli;

import jdk.test.lib.process.ExitCode;

import jdk.test.lib.cli.CommandLineOptionTest;

public class TestUseRTMLockingOptionOnSupportedConfig {

    private static final String DEFAULT_VALUE = "false";

    public void runTestCases() throws Throwable {

        String unrecongnizedOption

                =  CommandLineOptionTest.getUnrecognizedOptionErrorMessage(

                "UseRTMLocking");

        String shouldPassMessage = "VM option 'UseRTMLocking' is experimental"

                + "%nJVM startup should pass with "

                + "-XX:+UnlockExperimentalVMOptions flag";

        // verify that there are no warning or error in VM output

        CommandLineOptionTest.verifySameJVMStartup(null,

                new String[]{

                        RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR,

                        unrecongnizedOption

                }, shouldPassMessage, "There should not be any warning when use"

                        + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK,

                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,

                "-XX:+UseRTMLocking"

        );

        CommandLineOptionTest.verifySameJVMStartup(null,

                new String[]{

                        RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR,

                        unrecongnizedOption

                }, shouldPassMessage, "There should not be any warning when use"

                        + "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK,

                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,

                "-XX:-UseRTMLocking"

        );

        // verify that UseRTMLocking is of by default

        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",

                TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE,

                String.format("Default value of option 'UseRTMLocking' should "

                    + "be '%s'", DEFAULT_VALUE),

                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS);

        // verify that we can change UseRTMLocking value

        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",

                TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE,

                String.format("Default value of option 'UseRTMLocking' should "

                    + "be '%s'", DEFAULT_VALUE),

                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,

                "-XX:-UseRTMLocking");

        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",

                "true", "Value of 'UseRTMLocking' should be set "

                        + "to 'true' if -XX:+UseRTMLocking flag set",

                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,

                "-XX:+UseRTMLocking");

    }

    public static void main(String args[]) throws Throwable {

        new TestUseRTMLockingOptionOnSupportedConfig().runTestCases();

    }

}