// Module 8 Expansion Drop: PULL. The scenario is in expansion/README.md.
import { expect, test } from "vitest";
import { newBaba } from "../src/harness";

test("test_08x_pull_follows", () => {
  const b = newBaba({ width: 5, height: 3, objects: [] });
  for (const [word, x] of [
    ["BABA", 0],
    ["IS", 1],
    ["YOU", 2],
  ] as const) {
    b.place(`text:${word}`, x, 0);
  }
  for (const [word, x] of [
    ["ROCK", 0],
    ["IS", 1],
    ["PULL", 2],
  ] as const) {
    b.place(`text:${word}`, x, 1);
  }
  const farRock = b.place("rock", 0, 2);
  const nearRock = b.place("rock", 1, 2);
  const baba = b.place("baba", 2, 2);

  b.move("right");

  expect(b.posOf(baba)).toEqual([3, 2]);
  expect(b.posOf(nearRock)).toEqual([2, 2]);
  expect(b.posOf(farRock)).toEqual([1, 2]);

  b.move("left");

  expect(b.posOf(baba)).toEqual([3, 2]);
  expect(b.posOf(nearRock)).toEqual([2, 2]);
  expect(b.posOf(farRock)).toEqual([1, 2]);
});