const expect = require('expect'); const bindAll = require('./bindAll.js'); test('bindAll is a Function', () => { expect(bindAll).toBeInstanceOf(Function); }); var view = { label: 'docs', 'click': function() { return 'clicked ' + this.label; } }; bindAll(view, 'click'); test('Binds to an object context', () => { expect(view.click()).toBe('clicked docs') });