text: const fs = require('fs')
  
  class MockPurest {
    constructor (opts) {
      const methodsToMock = ['query', 'select', 'where', 'auth', 'get', 'put', 'post', 'options', 'json']
      methodsToMock.forEach((item) => {
        this[item] = () => this
      })
      this.opts = opts
    }
  
    request (done) {
      if (typeof done === 'function') {
        const responses = {
          dropbox: {
            hash: '0a9f95a989dd4b1851f0103c31e304ce',
            user_email: 'foo@bar.com',
            email: 'foo@bar.com',
            entries: [{ rev: 'f24234cd4' }]
          },
          drive: {
            kind: 'drive#fileList',
            etag: '"bcIyJ9A3gXa8oTYmz6nzAjQd-lY/eQc3WbZHkXpcItNyGKDuKXM_bNY"',
            files: [{
              id: '0B2x-PmqQHSKdT013TE1VVjZ3TWs',
              mimeType: 'image/jpg',
              ownedByMe: true,
              permissions: [{ role: 'owner', emailAddress: 'ife@bala.com' }]
            }],
            size: 300
          }
        }
        const body = responses[this.opts.providerName]
        done(null, { body, statusCode: 200 }, body)
      }
  
      return this
    }
  
    on (evt, cb) {
      if (evt === 'response') {
        cb(fs.createReadStream('./README.md'))
      }
      return this
    }
  }
  
  module.exports = () => {
    return (options) => new MockPurest(options)
  }
  