/*

 * Copyright (c) 2000, 2008, 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 4329140

 *  @author Robert Field

 *

 *  @run build TestScaffold VMConnection TargetListener TargetAdapter

 *  @run compile -g InstTarg.java

 *

 * @summary ConnectedVMs checks the method

 * VirtualMachineManager.connectedVirtualMachines()

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.List;

public class ConnectedVMs extends TestScaffold {

    static int failCount = 0;;

    static String passName;

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

        new ConnectedVMs(args[0]).startTests();

        if (failCount > 0) {

            throw new RuntimeException(

             "VirtualMachineManager.connectedVirtualMachines() " +

             failCount + " tests failed");

        } else {

            System.out.println(

          "VirtualMachineManager.connectedVirtualMachines() tests passed");

        }

    }

    ConnectedVMs(String name) throws Exception {

        super(new String[0]);

        passName = name;

        System.out.println("create " + passName);

    }

    void vms(int expected) {

        List vms = Bootstrap.virtualMachineManager().

            connectedVirtualMachines();

        if (vms.size() != expected) {

            System.out.println("FAILURE! " + passName +

                               " - expected: " + expected +

                               ", got: " + vms.size());

            ++failCount;

        }

    }

    protected void runTests() throws Exception {

        System.out.println("Testing " + passName);

        vms(0);

        startToMain("InstTarg");

        ThreadReference thread = waitForVMStart();

        StepEvent stepEvent = stepIntoLine(thread);

        vms(1);

        // pick a way to die based on the input arg.

        if (passName.equals("Kill")) {

            vm().process().destroy();

            vm().resume();

        } else if (passName.equals("dispose()")) {

            vm().dispose();

        } else if (passName.equals("exit()")) {

            vm().exit(1);

        }

        resumeToVMDisconnect();

        vms(0);

    }

}