AutoMate/backend/__tests__/src/__mocks__/fs.js

const path = require('path')
const fs = jest.genMockFromModule('fs')

let mockFiles = {}
function __setMockFiles (newMockFiles) {
  mockFiles = newMockFiles
}

function readdir (dirPath, callback) {
  callback(null, mockFiles)
}

function stat (file, callback) {
  callback(null, { bugu: 12 })
}

fs.__setMockFiles = __setMockFiles
fs.readdir = readdir
fs.stat = stat

module.exports = fs