packages/confusing-browser-globals/test.js (8 lines of code) (raw):

/** * Copyright (c) 2015-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ /* eslint-env jest */ 'use strict'; let globals = require('./index'); it('should return an Array of globals', () => { expect(Array.isArray(globals)).toBe(true); }); it('should contain "event" variable', () => { expect(globals).toContain('event'); });