const assert = require('assert') const sinon = require('sinon') const clone = require('clone') const MetaMaskController = require('../../app/scripts/metamask-controller') const firstTimeState = require('../../app/scripts/first-time-state') describe('MetaMaskController', function () { const noop = () => {} const metamaskController = new MetaMaskController({ showUnconfirmedMessage: noop, unlockAccountMessage: noop, showUnapprovedTx: noop, // initial state initState: clone(firstTimeState), }) beforeEach(function () { // sinon allows stubbing methods that are easily verified this.sinon = sinon.sandbox.create() }) afterEach(function () { // sinon requires cleanup otherwise it will overwrite context this.sinon.restore() }) describe('Metamask Controller', function () { assert(metamaskController) }) })