import { Gameboard } from '../src/components/gameboard'; class Player { constructor(name) { this.gameboard = new Gameboard(); this.playerName = name; } } let p = new Player('Player1'); it('should contain a gameboard', () => { expect(p.gameboard).toHaveProperty( 'ships', 'scoreboard', 'shipCount', 'sunkShipCount', ); });