trigo-web/tools/testTerminal2x3.ts

import { TrigoGame } from "../inc/trigo/game";

// Test case: 2x3 board with moves aa zz z0 a0
// Expected: NOT terminal

console.log("=== Test: 2x3 board - aa zz z0 a0 ===\n");

// 2x3x1 board layout:
// y=2:  az  zz
// y=1:  a0  z0
// y=0:  aa  za
//       x=0 x=1

// For 2x3 board notation:
// x: a(0), z(1)
// y: a(0), 0(1), z(2)

const game = new TrigoGame({ x: 2, y: 3, z: 1 });
game.startGame();

console.log("Board shape: 2x3x1");
console.log("Position notation:");
console.log("  y=2: az(0,2) zz(1,2)");
console.log("  y=1: a0(0,1) z0(1,1)");
console.log("  y=0: aa(0,0) za(1,0)");
console.log();

// Moves: aa zz z0 a0
const moves = [
  { pos: { x: 0, y: 0, z: 0 }, name: "aa" },  // Black
  { pos: { x: 1, y: 2, z: 0 }, name: "zz" },  // White
  { pos: { x: 1, y: 1, z: 0 }, name: "z0" },  // Black
  { pos: { x: 0, y: 1, z: 0 }, name: "a0" },  // White
];

for (let i = 0; i < moves.length; i++) {
  const move = moves[i];
  const player = i % 2 === 0 ? "Black" : "White";
  const success = game.drop(move.pos);
  console.log(`${i + 1}. ${player}: ${move.name} (${move.pos.x},${move.pos.y}) - ${success ? "OK" : "FAILED"}`);
}

// Show board state
console.log("\nBoard state:");
const board = game.getBoard();
for (let y = 2; y >= 0; y--) {
  let row = `y=${y}: `;
  for (let x = 0; x < 2; x++) {
    const stone = board[x][y][0];
    const mark = stone === 0 ? "." : (stone === 1 ? "B" : "W");
    row += mark + " ";
  }
  console.log(row);
}

// Check terminal conditions
const territory = game.getTerritory();
console.log("\nTerritory:", { black: territory.black, white: territory.white, neutral: territory.neutral });

const hasCapture = game.hasCapturingMove();
console.log("hasCapturingMove():", hasCapture);

const validMoves = game.validMovePositions();
console.log("validMovePositions():", validMoves.length);

// Count coverage
let stoneCount = 0;
for (let x = 0; x < 2; x++) {
  for (let y = 0; y < 3; y++) {
    if (board[x][y][0] !== 0) stoneCount++;
  }
}
const coverage = stoneCount / 6;
console.log("Coverage:", (coverage * 100).toFixed(1) + "%");

console.log("\n" + "=".repeat(50));
console.log("Terminal check:");
console.log("  - neutral == 0?", territory.neutral === 0);
console.log("  - coverage > 50%?", coverage > 0.5);
console.log("  - hasCapturingMove?", hasCapture);

const shouldBeTerminal = territory.neutral === 0 && coverage > 0.5 && !hasCapture;
console.log("\nWith current logic, isTerminal:", shouldBeTerminal);
console.log("Expected: false (NOT terminal)");
console.log("Test", shouldBeTerminal === false ? "PASSED ✓" : "FAILED ✗");