import * as THREE from 'three'; import { TrackballControls } from '../src'; import { expect } from 'chai'; const jsdom = require("jsdom"); const { JSDOM } = jsdom; describe('trackball controls', () => { let controls: TrackballControls; let container: HTMLElement; let window: Window; beforeEach(async (done) => { const camera = new THREE.PerspectiveCamera(50, 2, 1, 1000); const dom = new JSDOM('

'); container = dom.window.document.getElementById( 'container' ); window = dom.window; controls = new TrackballControls(camera, container, window); done(); }); afterEach(() => { window.close(); }); it('should be ok', () => { expect(controls).to.be.an.instanceOf(TrackballControls) }); });