text: import { ZebraPuzzle } from './zebra-puzzle';
  
  describe('Zebra puzzle', () => {
    test('resident who drinks water', () => {
      const puzzle = new ZebraPuzzle();
      expect(puzzle.waterDrinker()).toEqual('Norwegian');
    });
    test('resident who owns zebra', () => {
      const puzzle = new ZebraPuzzle();
      expect(puzzle.zebraOwner()).toEqual('Japanese');
    });
  });
  