text: // require('env2')('.env'); // optionally store your Evironment Variables in .env
  const SCREENSHOT_PATH = './screenshots/'
  const BINPATH = './node_modules/nightwatch/bin/'
  
  // we use a nightwatch.conf.js file so we can include comments and helper functions
  module.exports = {
    'src_folders': [
      'e2e/test/e2e'// Where you are storing your Nightwatch e2e tests
    ],
    'output_folder': './e2e/reports', // reports (test outcome) output by nightwatch
    'selenium': { // downloaded by selenium-download module (see readme)
      'start_process': true, // tells nightwatch to start/stop the selenium process
      'server_path': './node_modules/nightwatch/bin/selenium.jar',
      'host': '127.0.0.1',
      'port': 4444, // standard selenium port
      'cli_args': { // chromedriver is downloaded by selenium-download (see readme)
        'webdriver.chrome.driver' : './node_modules/nightwatch/bin/chromedriver'
      }
    },
    'test_settings': {
      'default': {
        'screenshots': {
          'enabled': false, // if you want to keep screenshots
          'path': './screenshots' // save screenshots here
        },
        'globals': {
          'waitForConditionTimeout': 5000 // sometimes internet is slow so wait.
        },
        'desiredCapabilities': { // use Chrome as the default browser for tests
          'browserName': 'chrome'
        }
      },
      'chrome': {
        'desiredCapabilities': {
          'browserName': 'chrome',
          'javascriptEnabled': true // turn off to test progressive enhancement
        }
      }
    }
  }
  /**
   * selenium-download does exactly what it's name suggests;
   * downloads (or updates) the version of Selenium (& chromedriver)
   * on your localhost where it will be used by Nightwatch.
   /the following code checks for the existence of `selenium.jar` before trying to run our tests.
   */
  
  require('fs').stat(BINPATH + 'selenium.jar', function (err, stat) { // got it?
    if (err || !stat || stat.size < 1) {
      require('selenium-download').ensure(BINPATH, function(error) {
        if (error) throw new Error(error); // no point continuing so exit!
        console.log('✔ Selenium & Chromedriver downloaded to:', BINPATH)
      })
    }
  })
  
  function padLeft (count) { // theregister.co.uk/2016/03/23/npm_left_pad_chaos/
    return count < 10 ? '0' + count : count.toString()
  }
  
  var FILECOUNT = 0 // 'global' screenshot file count
  /**
   * The default is to save screenshots to the root of your project even though
   * there is a screenshots path in the config object above! ... so we need a
   * function that returns the correct path for storing our screenshots.
   * While we're at it, we are adding some meta-data to the filename, specifically
   * the Platform/Browser where the test was run and the test (file) name.
   */
  function imgpath (browser) {
    var a = browser.options.desiredCapabilities
    var meta = [a.platform]
    meta.push(a.browserName ? a.browserName : 'any')
    meta.push(a.version ? a.version : 'any')
    meta.push(a.name) // this is the test filename so always exists.
    var metadata = meta.join('~').toLowerCase().replace(/ /g, '')
    return SCREENSHOT_PATH + metadata + '_' + padLeft(FILECOUNT++) + '_'
  }
  
  module.exports.imgpath = imgpath;
  module.exports.SCREENSHOT_PATH = SCREENSHOT_PATH