/*
DroidFish - An Android chess program.
Copyright (C) 2016 Peter Österlund, peterosterlund2@gmail.com
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, or
(at your option) any later version.
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. If not, see <http://www.gnu.org/licenses/>.
*/
package org.petero.droidfish.book;
import org.petero.droidfish.PGNOptions;
import org.petero.droidfish.gamelogic.Game;
import org.petero.droidfish.gamelogic.GameTree;
import org.petero.droidfish.gamelogic.TimeControlData;
import android.test.AndroidTestCase;
/** Test of EcoDb class. */
public class EcoTest extends AndroidTestCase {
public EcoTest() {
}
public void testEco() throws Throwable {
EcoDb ecoDb = EcoDb.getInstance();
{
String pgn = "e4 e5 Nf3 Nc6 Bb5 a6 Ba4 Nf6 O-O Be7 Re1";
GameTree gt = readPGN(pgn);
String eco = ecoDb.getEco(gt).getName();
assertEquals("", eco);
gt.goForward(0);
eco = ecoDb.getEco(gt).getName();
assertEquals("B00: King's pawn opening", eco);
gt.goForward(0);
eco = ecoDb.getEco(gt).getName();
assertEquals("C20: King's pawn game", eco);
gt.goForward(0);
eco = ecoDb.getEco(gt).getName();
assertEquals("C40: King's knight opening", eco);
gt.goForward(0);
eco = ecoDb.getEco(gt).getName();
assertEquals("C44: King's pawn game", eco);
gt.goForward(0);
eco = ecoDb.getEco(gt).getName();
assertEquals("C60: Ruy Lopez (Spanish opening)", eco);
}
{
Game game = new Game(null, new TimeControlData());
game.processString("e4");
game.processString("e5");
game.processString("Nf3");
game.processString("Nf6");
String eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov's defence", eco);
game.processString("Nxe5");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov's defence", eco);
game.processString("d6");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov's defence", eco);
game.processString("Nxf7");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov, Cochrane gambit", eco);
game.undoMove();
eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov's defence", eco);
game.processString("Nf3");
game.processString("Nxe4");
game.processString("d4");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("C42: Petrov, classical attack", eco);
}
{
Game game = new Game(null, new TimeControlData());
game.processString("e4");
game.processString("c5");
String eco = ecoDb.getEco(game.tree).getName();
assertEquals("B20: Sicilian defence", eco);
game.processString("h3");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("B20: Sicilian defence", eco);
game.processString("Nc6");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("B20: Sicilian defence", eco);
game.processString("g3");
eco = ecoDb.getEco(game.tree).getName();
assertEquals("B20: Sicilian defence", eco);
}
{
Game game = new Game(null, new TimeControlData());
for (String m : new String[]{"d4", "d5", "c4", "c6", "Nf3", "Nf6", "Nc3", "g6"})
game.processString(m);
String eco = ecoDb.getEco(game.tree).getName();
assertEquals("D15: QGD Slav, Schlechter variation", eco);
assertEquals(0, ecoDb.getEco(game.tree).distToEcoTree);
game.processString("a4");
assertEquals("D15: QGD Slav, Schlechter variation", eco);
assertEquals(1, ecoDb.getEco(game.tree).distToEcoTree);
}
{
Game game = new Game(null, new TimeControlData());
for (String m : new String[]{"d4", "Nf6", "c4", "g6", "Nc3", "d5", "Nf3", "c6"})
game.processString(m);
String eco = ecoDb.getEco(game.tree).getName();
assertEquals("D90: Grünfeld, Schlechter variation", eco);
assertEquals(0, ecoDb.getEco(game.tree).distToEcoTree);
game.processString("h4");
assertEquals("D90: Grünfeld, Schlechter variation", eco);
assertEquals(1, ecoDb.getEco(game.tree).distToEcoTree);
game.processString("h5");
assertEquals("D90: Grünfeld, Schlechter variation", eco);
assertEquals(2, ecoDb.getEco(game.tree).distToEcoTree);
}
}
public void testEcoFromFEN() throws Throwable {
EcoDb ecoDb = EcoDb.getInstance();
GameTree gt = gtFromFEN("rnbqkbnr/ppp2ppp/4p3/3P4/3P4/8/PPP2PPP/RNBQKBNR b KQkq - 0 3");
String eco = ecoDb.getEco(gt).getName();
assertEquals("C01: French, exchange variation", eco);
gt = gtFromFEN("rnbqk1nr/ppppppbp/6p1/8/3PP3/8/PPP2PPP/RNBQKBNR w KQkq - 1 3");
eco = ecoDb.getEco(gt).getName();
assertEquals("B06: Robatsch (modern) defence", eco);
}
/** Create GameTree from PGN. */
private GameTree readPGN(String pgn) throws Throwable {
GameTree gt = new GameTree(null);
PGNOptions options = new PGNOptions();
options.imp.variations = true;
options.imp.comments = true;
options.imp.nag = true;
boolean res = gt.readPGN(pgn, options);
assertEquals(true, res);
return gt;
}
/** Create a GameTree starting from a FEN position, and containing no moves. */
private GameTree gtFromFEN(String fen) throws Throwable {
String pgn = String.format("[FEN \"%s\"][SetUp \"1\"", fen);
return readPGN(pgn);
}
}