/*

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 * 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.

 *

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 */

/**

 * @test

 * @bug 4331872

 * @summary erm.deleteEventRequests(erm.breakpointRequests()) throws exception

 * @author Robert Field

 *

 * @run build TestScaffold VMConnection TargetListener TargetAdapter

 * @run compile -g DeleteEventRequestsTest.java

 * @run driver DeleteEventRequestsTest

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.*;

    /********** target program **********/

class DeleteEventRequestsTarg {

    public static void main(String[] args){

        System.out.println("Howdy!");

        System.out.println("Goodbye from DeleteEventRequestsTarg!");

    }

}

    /********** test program **********/

public class DeleteEventRequestsTest extends TestScaffold {

    ReferenceType targetClass;

    ThreadReference mainThread;

    DeleteEventRequestsTest (String args[]) {

        super(args);

    }

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

        new DeleteEventRequestsTest(args).startTests();

    }

    /********** event handlers **********/

    public void stepCompleted(StepEvent event) {

        failure("Got StepEvent which was deleted");

    }

    /********** test core **********/

    protected void runTests() throws Exception {

        /*

         * Get to the top of main()

         * to determine targetClass and mainThread

         */

        BreakpointEvent bpe = startToMain("DeleteEventRequestsTarg");

        targetClass = bpe.location().declaringType();

        mainThread = bpe.thread();

        EventRequestManager erm = vm().eventRequestManager();

        /*

         * Set event requests

         */

        StepRequest request = erm.createStepRequest(mainThread,

                                                    StepRequest.STEP_LINE,

                                                    StepRequest.STEP_OVER);

        request.enable();

        /*

         * This should not die with ConcurrentModificationException

         */

        erm.deleteEventRequests(erm.stepRequests());

        /*

         * resume the target listening for events

         */

        listenUntilVMDisconnect();

        /*

         * deal with results of test

         * if anything has called failure("foo") testFailed will be true

         */

        if (!testFailed) {

            println("DeleteEventRequestsTest: passed");

        } else {

            throw new Exception("DeleteEventRequestsTest: failed");

        }

    }

}