text: 'use strict'
  
  var assert = require('assert')
  var clearRequire = require('clear-require')
  
  if (!process.env.TRAVIS) process.env.CI = 'true'
  
  var isCI = require('./')
  assert(isCI)
  
  delete process.env.CI
  delete process.env.CONTINUOUS_INTEGRATION
  
  clearRequire('./')
  clearRequire('ci-info')
  isCI = require('./')
  assert(!isCI)
  