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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 *

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

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

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 *

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

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/*

 * @test

 * @bug 8137167

 * @summary Tests clear JCMD command

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

 * @library /test/lib /

 *

 * @build sun.hotspot.WhiteBox

 * @run driver ClassFileInstaller sun.hotspot.WhiteBox

 *                                sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run driver compiler.compilercontrol.jcmd.ClearDirectivesStackTest

 */

package compiler.compilercontrol.jcmd;

import compiler.compilercontrol.share.AbstractTestBase;

import compiler.compilercontrol.share.method.MethodDescriptor;

import compiler.compilercontrol.share.scenario.Command;

import compiler.compilercontrol.share.scenario.CommandGenerator;

import compiler.compilercontrol.share.scenario.CompileCommand;

import compiler.compilercontrol.share.scenario.JcmdCommand;

import compiler.compilercontrol.share.scenario.Scenario;

import jdk.test.lib.Utils;

import java.lang.reflect.Executable;

public class ClearDirectivesStackTest extends AbstractTestBase {

    private static final int AMOUNT = Utils.getRandomInstance().nextInt(100);

    private final CommandGenerator cmdGen = new CommandGenerator();

    public static void main(String[] args) {

        new ClearDirectivesStackTest().test();

    }

    @Override

    public void test() {

        Scenario.Builder builder = Scenario.getBuilder();

        // Add some commands with JCMD

        for (int i = 0; i < AMOUNT; i++) {

            Executable exec = Utils.getRandomElement(METHODS).first;

            MethodDescriptor methodDescriptor = getValidMethodDescriptor(exec);

            CompileCommand compileCommand = new JcmdCommand(

                    cmdGen.generateCommand(), methodDescriptor,

                    cmdGen.generateCompiler(), Scenario.Type.JCMD,

                    Scenario.JcmdType.ADD);

            compileCommand.print();

            builder.add(compileCommand);

        }

        // clear the stack

        builder.add(new JcmdCommand(Command.NONEXISTENT, null, null,

                Scenario.Type.JCMD, Scenario.JcmdType.CLEAR));

        // print all directives after the clear

        builder.add(new JcmdCommand(Command.NONEXISTENT, null, null,

                Scenario.Type.JCMD, Scenario.JcmdType.PRINT));

        Scenario scenario = builder.build();

        scenario.execute();

    }

}