var chai = require('chai'); var sinon = require('sinon'); var chrome = require('sinon-chrome'); var expect = chai.expect; import changeExtensionTooltip from '../../assets/js/helpers/changeExtensionTooltip'; describe('changeExtensionTooltip', function() { it('should be a function', function() { expect(changeExtensionTooltip).to.be.a('function'); }); it('should change the extension tooltip', function() { changeExtensionTooltip('WakaTime'); sinon.assert.calledWithMatch(chrome.browserAction.setTitle, {title: 'WakaTime'}); }); });