Pathfinding Refactor

tests/core/pathfinding/PathFinding.Rail.test.ts

@@ -0,0 +1,36 @@
+import { beforeAll, describe, expect, it } from "vitest";
+import { Game } from "../../../src/core/game/Game";
+import { TileRef } from "../../../src/core/game/GameMap";
+import { PathFinding } from "../../../src/core/pathfinding/PathFinder";
+import { SteppingPathFinder } from "../../../src/core/pathfinding/types";
+import { setup } from "../../util/Setup";
+
+describe("PathFinding.Rail", () => {
+  let game: Game;
+  let pathFinder: SteppingPathFinder<TileRef>;
+
+  beforeAll(async () => {
+    game = await setup("ocean_and_land");
+    pathFinder = PathFinding.Rail(game);
+  });
+
+  describe("findPath", () => {
+    it("finds path on land tiles", () => {
+      const map = game.map();
+
+      // Adjacent land tiles: (0,0) and (1,0)
+      const from = map.ref(0, 0);
+      const to = map.ref(1, 0);
+
+      expect(map.isLand(from)).toBe(true);
+      expect(map.isLand(to)).toBe(true);
+
+      const path = pathFinder.findPath(from, to);
+
+      expect(path).not.toBeNull();
+      expect(path!.length).toBe(2);
+      expect(path![0]).toBe(from);
+      expect(path![1]).toBe(to);
+    });
+  });
+});