/*

 * Copyright 2001 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/**

 *  @test

 *  @bug 4409582

 *  @summary Test all info returned by modification watchpoints

 *

 *  @author Daniel Prusa (or someone in the FFJ group)

 *  @author Robert Field (modified to JDIScaffold)

 *

 *  @library scaffold

 *  @run build JDIScaffold VMConnection

 *  @run compile -g ModificationWatchpoints.java

 *  @run main/othervm ModificationWatchpoints

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.*;

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

class ModificationWatchpointsTarg {

    public static final int RepeatCount = 3;

    public static final byte ByteVal = -17;

    public static final char CharVal = 'Y';

    public static final short ShortVal = -412;

    public static final int IntVal = -711618;

    public static final long LongVal = 0x1234567890123456L;

    public static final float FloatVal = 7.986f;

    public static final double DoubleVal = 3.14159265358979d;

    public static final String StringVal = "OnceMore";

    public static final Object ObjectVal = new Object();

    static byte sByte;

    static char sChar;

    static short sShort;

    static int sInt;

    static long sLong;

    static float sFloat;

    static double sDouble;

    static String sString;

    static Object sObject;

    byte iByte;

    char iChar;

    short iShort;

    int iInt;

    long iLong;

    float iFloat;

    double iDouble;

    String iString;

    Object iObject;

    void iByteSet() {

        iByte = ByteVal;

    }

    void iCharSet() {

        iChar = CharVal;

    }

    void iShortSet() {

        iShort = ShortVal;

    }

    void iIntSet() {

        iInt = IntVal;

    }

    void iLongSet() {

        iLong = LongVal;

    }

    void iFloatSet() {

        iFloat = FloatVal;

    }

    void iDoubleSet() {

        iDouble = DoubleVal;

    }

    void iStringSet() {

        iString = StringVal;

    }

    void iObjectSet() {

        iObject = ObjectVal;

    }

    static void sByteSet() {

        sByte = ByteVal;

    }

    static void sCharSet() {

        sChar = CharVal;

    }

    static void sShortSet() {

        sShort = ShortVal;

    }

    static void sIntSet() {

        sInt = IntVal;

    }

    static void sLongSet() {

        sLong = LongVal;

    }

    static void sFloatSet() {

        sFloat = FloatVal;

    }

    static void sDoubleSet() {

        sDouble = DoubleVal;

    }

    static void sStringSet() {

        sString = StringVal;

    }

    static void sObjectSet() {

        sObject = ObjectVal;

    }

    void iUpdate(){

        iByteSet();

        iCharSet();

        iShortSet();

        iIntSet();

        iLongSet();

        iFloatSet();

        iDoubleSet();

        iStringSet();

        iObjectSet();

    }

    static void sUpdate(){

        sByteSet();

        sCharSet();

        sShortSet();

        sIntSet();

        sLongSet();

        sFloatSet();

        sDoubleSet();

        sStringSet();

        sObjectSet();

    }

    public static void main(String[] args){

        ModificationWatchpointsTarg targ = new ModificationWatchpointsTarg();

        for (int i = RepeatCount; i > 0; i--) {

            sUpdate();

            targ.iUpdate();

        }

    }

}

public class ModificationWatchpoints extends TestScaffold {

    ReferenceType targ;

    List allMWP = new ArrayList();

    ModificationWatchpoints (String args[]) {

        super(args);

    }

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

        new ModificationWatchpoints(args).startTests();

    }

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

    public void fieldModified(ModificationWatchpointEvent event) {

        MWP mwp = (MWP)event.request().getProperty("executor");

        mwp.fieldModified(event);

    }

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

    void set(String fieldName, String valString) {

        Value val = targ.getValue(targ.fieldByName(valString));

        MWP mwp = new MWP("ModificationWatchpointsTarg", fieldName, val);

        allMWP.add(mwp);

        mwp.set();

    }

    protected void runTests() throws Exception {

        /*

         * Get to the top of main():

         */

        BreakpointEvent bpe = startToMain("ModificationWatchpointsTarg");

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

        /*

         * Set watchpoints

         */

        set("iByte", "ByteVal");

        set("iChar", "CharVal");

        set("iShort", "ShortVal");

        set("iInt", "IntVal");

        set("iLong", "LongVal");

        set("iFloat", "FloatVal");

        set("iDouble", "DoubleVal");

        set("iString", "StringVal");

        set("iObject", "ObjectVal");

        set("sByte", "ByteVal");

        set("sChar", "CharVal");

        set("sShort", "ShortVal");

        set("sInt", "IntVal");

        set("sLong", "LongVal");

        set("sFloat", "FloatVal");

        set("sDouble", "DoubleVal");

        set("sString", "StringVal");

        set("sObject", "ObjectVal");

        listenUntilVMDisconnect();

        if (!testFailed) {

            for (Iterator it = allMWP.iterator(); it.hasNext();) {

                MWP mwp = (MWP)it.next();

                mwp.checkEventCounts(ModificationWatchpointsTarg.RepeatCount);

            }

        }

        if (!testFailed) {

            println("ModificationWatchpoints: passed");

        } else {

            throw new Exception("ModificationWatchpoints: failed");

        }

    }

    /********** request wrapper **********/

    class MWP {

        private final String className;

        private final String fieldName;

        private final Value expectedValue;

        public int eventCount = 0;

        public boolean failed = false;

        public MWP(String className, String fieldName, Value value) {

            this.className = className;

            this.fieldName = fieldName;

            this.expectedValue = value;

        }

        /*

         * Sets watchpoint with specified properties.

         */

        public void set() {

            List classes = vm().classesByName(className);

            if (classes.size() != 1) {

                failure("Expected one class named " + className + " got " + classes.size());

            }

            set ((ReferenceType)classes.get(0));

        }

        /**

         * Sets watchpoint for given class.

         */

        public void set(ReferenceType clazz) {

            Field f = clazz.fieldByName(fieldName);

            ModificationWatchpointRequest mwr =

                       eventRequestManager().createModificationWatchpointRequest(f);

            mwr.putProperty("executor", this);

            mwr.enable();

            println("set watchpoint: " + className +"." + f);

        }

        public void fieldModified(ModificationWatchpointEvent event) {

            Value val = event.valueToBe();

           println("Watchpoint reached: " + className + "." + fieldName +

                   ", new value: " + val);

            if (!val.equals(expectedValue)) {

                failure("FAILURE: value should be: " +

                        expectedValue.getClass() + ":" + expectedValue +

                        " has - " + val.getClass() + ":" + val);

            }

            if (!event.location().method().name().equals(fieldName + "Set")) {

                failure("FAILURE: occurred in wrong place: " + event.location());

            }

            eventCount++;

        }

        public void checkEventCounts(int expectedCount) {

            if (eventCount != expectedCount) {

                failure(className + "." + fieldName +

                        " - only got " + eventCount + " events");

            }

        }

    } // MWP inner class .................

}