import assert from 'assert';
import Cell, { Direction, Item } from './Cell';

const { North, East, South, West } = Direction;
const { Road, Town, Empty, River, Church } = Item;

describe('Cell', () => {
  describe('getSide', () => {
    it('Should get North, East, South and West sides correctly', () => {
      const cell = new Cell(Empty, [Road, Town, Empty, River]);

      assert.strictEqual(cell.getSide(North), Road);
      assert.strictEqual(cell.getSide(East), Town);
      assert.strictEqual(cell.getSide(South), Empty);
      assert.strictEqual(cell.getSide(West), River);
    });

    it('Should respect cell orientation', () => {
      const cell = new Cell(Empty, [Road, Town, Empty, River]);
      cell.rotate(5);

      assert.strictEqual(cell.getSide(North), River);
      assert.strictEqual(cell.getSide(East), Road);
      assert.strictEqual(cell.getSide(South), Town);
      assert.strictEqual(cell.getSide(West), Empty);
    });

    it('Should work with negative orientation', () => {
      const cell = new Cell(Empty, [Road, Town, Empty, River]);
      cell.rotate(-7);

      assert.strictEqual(cell.getSide(North), River);
      assert.strictEqual(cell.getSide(East), Road);
      assert.strictEqual(cell.getSide(South), Town);
      assert.strictEqual(cell.getSide(West), Empty);
    });
  });

  describe('isAttachable', () => {
    it('Should correctly test if cell is attachable', () => {
      const cell = new Cell(Church, [Road, Town, Empty, River]);
      const other = new Cell(Empty, [Road, Road, Town, Road], 3);

      assert.strictEqual(cell.isAttachable(other, North), true);
      assert.strictEqual(cell.isAttachable(other, East), true);
      assert.strictEqual(cell.isAttachable(other, South), false);
      assert.strictEqual(cell.isAttachable(other, West), false);
    });
  });
});