/*

 * Quoridor server and related libraries

 * Copyright (C) 2009-2010 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License.

 *

 * This program 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 for more details.

 *

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

 * along with this program. Look for COPYING file in the top folder.

 * If not, see http://www.gnu.org/licenses/.

 */

package cz.xelfi.quoridor.statistics;

import org.junit.Test;

import static org.junit.Assert.*;

/**

 *

 * @author Martin Rexa

 */

public class EloTest extends Object {

    public EloTest() throws Exception {

    }

    @Test public void testEloList() throws Exception {

        EloList eloList = new EloList();

        eloList.putResult("p1", "p2");

        assertFalse("empty list", eloList.getFinalList().isEmpty());

        eloList.putResult("p3", "p4");

        assertTrue("wrong list", eloList.getFinalList().get(0).getElo().equals(eloList.getFinalList().get(1).getElo()));

        eloList.putResult("p2", "p1");

        eloList.putResult("p2", "p1");

        eloList.putResult("p2", "p1");

        assertTrue("wrong list", eloList.getFinalList().get(0).player.equals("p2"));

    }

    @Test public void testEloResults() throws Exception {

        EloList eloList = new EloList();

        setTestPlayer(eloList, "p1", 1335, 120);

        setTestPlayer(eloList, "p2", 1380, 20);

        setTestPlayer(eloList, "p3", 1264, 110);

        setTestPlayer(eloList, "p4", 1281, 140);

        printList(eloList);

//        eloList.putResult("p1", "p2");

        eloList.putResult("p1", "p3");

        eloList.putResult("p1", "p4");

        printList(eloList);

        eloList.putResult("p2", "p1");

        eloList.putResult("p1", "p2");

        printList(eloList);

    }

    private void setTestPlayer(EloList eloList, String player, double elo, int games){

        eloList.players.put(player, elo);

        eloList.playerGames.put(player, games);

    }

    private void printList(EloList eloList){

        for(EloEntry entry: eloList.getFinalList()){

            System.out.println(entry);

        }

        System.out.println("------------");

    }

}