Function createDriver

build-system/tasks/e2e/describes-e2e.js:116–151

* * @param {BrowserNameDef} browserName * @param {!string[]} args * @param {string=} deviceName * @return {!WebDriver}

(browserName, args, deviceName)

 * @return {!WebDriver}
 */
function createDriver(browserName, args, deviceName) {
  switch (browserName) {
    case 'firefox':
      const firefoxOptions = new firefox.Options();
      firefoxOptions.addArguments(...args);
      firefoxOptions.windowSize({
        width: DEFAULT_E2E_INITIAL_RECT.width,
        height: DEFAULT_E2E_INITIAL_RECT.height,
      });
      return new Builder()
        .forBrowser('firefox')
        .setFirefoxOptions(firefoxOptions)
        .build();

    case 'chrome':
      const loggingPrefs = new logging.Preferences();
      loggingPrefs.setLevel(logging.Type.PERFORMANCE, logging.Level.ALL);

      const chromeOptions = new chrome.Options();
      chromeOptions.setLoggingPrefs(loggingPrefs);
      chromeOptions.addArguments(...args);
      if (process.env.CHROME_BIN) {
        chromeOptions.setChromeBinaryPath(process.env.CHROME_BIN);
      }
      if (deviceName) {
        chromeOptions.setMobileEmulation({deviceName});
      }
      return new Builder()
        .forBrowser('chrome')
        .setChromeOptions(chromeOptions)
        .build();

    case 'safari':
      return new Builder().forBrowser('safari').build();
  }
}

/**
 * Configure chrome args.