patch checkLegal logic for capturing Set to support snapback

This commit is contained in:
Sorrel Bri 2020-05-01 22:58:59 -07:00
parent 1142c1d448
commit 9646656f7a
2 changed files with 55 additions and 28 deletions

View file

@ -96,20 +96,19 @@ const checkLegal = ({ point, Game }) => {
if (isInLiveGroup) { if (isInLiveGroup) {
point.legal = true; point.legal = true;
return { ...point, isInLiveGroup }; return point;
} }
// if move would capture opposing group return true // if move would capture opposing group return true
if (point.capturing[Game.turn].length) { if (point.capturing[Game.turn].size) {
point.legal = true; point.legal = true;
return point; return point;
} }
point.legal = false; point.legal = false;
return { ...point, adj: isEmptyAdjacent, isInLiveGroup }; return point;
} }
point.legal = true; point.legal = true;
point.adj = isEmptyAdjacent;
return point; return point;
} }
@ -314,7 +313,9 @@ const Point = ({x, y, boardSize = 19}) => {
game = capture.removeStone(game); game = capture.removeStone(game);
} }
} }
return game; // points with stones cannot be played to capture
this.capturing = { '1': new Set(), '-1': new Set() }
return {...game, boardState: { ...game.boardState, [this.key]: this } };
}, },
removeStone: function(game) { removeStone: function(game) {
@ -343,20 +344,3 @@ module.exports = {
Point Point
} }
Game().initGame()
.makeMove({ player: 'black', pos: { x: 4, y: 17 } })
.makeMove({ player: 'white', pos: { x: 3, y: 16 } })
.makeMove({ player: 'black', pos: { x: 5, y: 16 } })
.makeMove({ player: 'white', pos: { x: 4, y: 15 } })
.makeMove({ player: 'black', pos: { x: 4, y: 16 } })
.makeMove({ player: 'black', pos: { x: 4, y: 10 } }) // 3 4 5 6
.makeMove({ player: 'white', pos: { x: 3, y: 17 } }) // 15 -1 -1
.makeMove({ player: 'black', pos: { x: 10, y: 4 } }) // 16 -1 1 1 -1
.makeMove({ player: 'white', pos: { x: 5, y: 15 } }) // 17 -1 1 -1
.makeMove({ player: 'black', pos: { x: 10, y: 8 } }) // 18 -1
.makeMove({ player: 'white', pos: { x: 4, y: 18} })
.makeMove({ player: 'black', pos: { x: 3, y: 6 } })
.makeMove({ player: 'white', pos: { x: 5, y: 17} })
.makeMove({ player: 'black', pos: { x: 6, y: 3 } })
.makeMove({ player: 'white', pos: { x: 6, y: 16} })

View file

@ -242,7 +242,7 @@ describe('makeMove group join and basic capture logic', () => {
done(); done();
}) })
const captureGame = Game({ gameData: { handicap: 2 } }).initGame() const captureGame = () => Game({ gameData: { handicap: 2 } }).initGame()
.makeMove({ player: 'white', pos: { x: 4, y: 15 } }) // 3 4 5 .makeMove({ player: 'white', pos: { x: 4, y: 15 } }) // 3 4 5
.makeMove({ player: 'black', pos: { x: 4, y: 4 } }) // 15 -1 .makeMove({ player: 'black', pos: { x: 4, y: 4 } }) // 15 -1
.makeMove({ player: 'white', pos: { x: 3, y: 16 } }) // 16 -1 0 -1 .makeMove({ player: 'white', pos: { x: 3, y: 16 } }) // 16 -1 0 -1
@ -251,24 +251,24 @@ describe('makeMove group join and basic capture logic', () => {
.makeMove({ player: 'black', pos: { x: 10, y: 4 } }) .makeMove({ player: 'black', pos: { x: 10, y: 4 } })
it('makeMove capture smoke test', done => { it('makeMove capture smoke test', done => {
captureGame.makeMove({ player: 'white', pos: { x: 4, y: 17 } }) captureGame().makeMove({ player: 'white', pos: { x: 4, y: 17 } })
.success.should.eql(true); .success.should.eql(true);
done(); done();
}); });
it('makeMove assesses captures', done => { it('makeMove assesses captures', done => {
captureGame.boardState['4-17'].capturing[-1].size.should.eql(1); captureGame().boardState['4-17'].capturing[-1].size.should.eql(1);
done(); done();
}) })
it('makeMove capture removes captured stone', done => { it('makeMove capture removes captured stone', done => {
captureGame.makeMove({ player: 'white', pos: { x: 4, y: 17 } }) captureGame().makeMove({ player: 'white', pos: { x: 4, y: 17 } })
.boardState['4-16'].stone.should.eql(0); .boardState['4-16'].stone.should.eql(0);
done(); done();
}); });
it('makeMove capture increases capturing players captures', done => { it('makeMove capture increases capturing players captures', done => {
captureGame.makeMove({ player: 'white', pos: { x: 4, y: 17 } }) captureGame().makeMove({ player: 'white', pos: { x: 4, y: 17 } })
.playerState.wCaptures.should.eql(1); .playerState.wCaptures.should.eql(1);
done(); done();
}); });
@ -319,7 +319,50 @@ describe('makeMove group join and basic capture logic', () => {
}) })
}); });
// describe('capture logic: snapback') describe('capture logic: snapback, ko and playing in eyes', () => {
it('playing in an eye formed by capture yields success: true', done => {
Game().initGame()
.makeMove({ player: 'black', pos: { x: 4, y: 4 } }) // 3 4 5
.makeMove({ player: 'white', pos: { x: 5, y: 4 } }) // 4 1
.makeMove({ player: 'black', pos: { x: 5, y: 5 } }) // 5 1 -1 1
.makeMove({ player: 'white', pos: { x: 16, y: 16 } }) // 6 1
.makeMove({ player: 'black', pos: { x: 5, y: 3 } }) // (9) at {5, 4}
.makeMove({ player: 'white', pos: { x: 16, y: 4 } })
.makeMove({ player: 'black', pos: { x: 6, y: 4 } })
.makeMove({ player: 'white', pos: { x: 4, y: 16 } })
.makeMove({ player: 'black', pos: { x: 5, y: 4 } })
.success.should.eql(true);
done();
});
const snapbackGame = () => Game().initGame()
.makeMove({ player: 'black', pos: { x: 4, y: 4 } }) // 3 4 5 6 7
.makeMove({ player: 'white', pos: { x: 5, y: 4 } }) // 4 1. 1. -1.
.makeMove({ player: 'black', pos: { x: 5, y: 6 } }) // 5 1. -1. -1. 1. -1.
.makeMove({ player: 'white', pos: { x: 5, y: 7 } }) // 6 1. 1. -1.
.makeMove({ player: 'black', pos: { x: 4, y: 5 } }) // (13) at {5,6} .
.makeMove({ player: 'white', pos: { x: 4, y: 6 } })
.makeMove({ player: 'black', pos: { x: 5, y: 3 } })
.makeMove({ player: 'white', pos: { x: 6, y: 6 } })
.makeMove({ player: 'black', pos: { x: 6, y: 5 } })
.makeMove({ player: 'white', pos: { x: 16, y: 16 } })
.makeMove({ player: 'black', pos: { x: 6, y: 4 } })
.makeMove({ player: 'white', pos: { x: 5, y: 5 } })
.makeMove({ player: 'black', pos: { x: 5, y: 6 } })
it('snapback functions properly', done => {
snapbackGame()
.success.should.eql(true);
done();
});
// it('ko recognized properly', done => {
// snapbackGame()
// .makeMove({ player: 'white', pos: { x: 5, y: 5 } })
// done();
// })
})
const initialMeta = { const initialMeta = {