const Module = require('module'); const originalRequire = Module.prototype.require; Module.prototype.require = function (name) { switch (name) { case 'electron': const mock = { on: () => { }, }; return { ipcMain: mock, app: Object.assign({ requestSingleInstanceLock: () => { }, quit: () => { }, }, mock) }; break; } //do your thing here return originalRequire.apply(this, arguments); }; const {JSDOM} = require("jsdom"); const dom = new JSDOM(`<!DOCTYPE html><p>Hello world</p>`); global.document = dom.window.document; global.window = dom.window global.navigator = window.navigator; require('angular/angular'); require('angular-mocks'); global.angular = window.angular; global.inject = global.angular.mock.inject; global.ngModule = global.angular.mock.module;