old_contents: import {Builder, Key, Capability, Browser} from 'selenium-webdriver';
  import capabilities from './capabilities';
  
  const Platform = {
    MAC: 'MAC'
  };
  
  const getSeleniumURL = () => {
    if(process.env.BROWSERSTACK_USERNAME && process.env.BROWSERSTACK_ACCESS_KEY) {
      return `http://${process.env.BROWSERSTACK_USERNAME}:${process.env.BROWSERSTACK_ACCESS_KEY}` +
        `@hub-cloud.browserstack.com/wd/hub`;
    }
  
    return 'http://localhost:4444/wd/hub'
  };
  
  
  
  export const driver = new Builder()
    .withCapabilities(capabilities)
    .usingServer(getSeleniumURL())
    .build();
  
  export const isMac = async () => {
    const capabilities = await driver.getCapabilities();
    const os = capabilities.get(Capability.PLATFORM);
    return os.toUpperCase().indexOf(Platform.MAC) >= 0;
  };
  
  export const isBrowser = async (browserName) => {
    const capabilities = await driver.getCapabilities();
    const browser = capabilities.get(Capability.BROWSER_NAME);
    return browser.indexOf(browserName) >= 0;
  };
  
  export const isChrome = async () => isBrowser(Browser.CHROME);
  
  export const getModifierKey = async () => {
    const mac = await isMac();
    return mac ? Key.COMMAND : Key.CONTROL;
  };
  
  afterAll(async () => {
    // Cleanup `process.on('exit')` event handlers to prevent a memory leak caused by the combination of `jest` & `tmp`.
    for (const listener of process.listeners('exit')) {
      listener();
      process.removeListener('exit', listener);
    }
    await driver.quit();
  });
  
  export const defaultTimeout = 10e3;
  
new_contents: import {Builder, Key, Capability, Browser} from 'selenium-webdriver';
  import capabilities from './capabilities';
  
  const Platform = {
    MAC: 'MAC'
  };
  
  const getSeleniumURL = () => {
    if(process.env.BROWSERSTACK_USERNAME && process.env.BROWSERSTACK_ACCESS_KEY) {
      return `http://${process.env.BROWSERSTACK_USERNAME}:${process.env.BROWSERSTACK_ACCESS_KEY}` +
        `@hub-cloud.browserstack.com/wd/hub`;
    }
  
    return 'http://localhost:4444/wd/hub'
  };
  
  export const driver = new Builder()
    .withCapabilities(capabilities)
    .usingServer(getSeleniumURL())
    .build();
  
  export const isMac = async () => {
    const capabilities = await driver.getCapabilities();
    const os = capabilities.get(Capability.PLATFORM);
    return os.toUpperCase().indexOf(Platform.MAC) >= 0;
  };
  
  export const isBrowser = async (browserName) => {
    const capabilities = await driver.getCapabilities();
    const browser = capabilities.get(Capability.BROWSER_NAME);
    return browser.indexOf(browserName) >= 0;
  };
  
  export const isChrome = async () => isBrowser(Browser.CHROME);
  
  export const getModifierKey = async () => {
    const mac = await isMac();
    return mac ? Key.COMMAND : Key.CONTROL;
  };
  
  afterAll(async () => {
    // Cleanup `process.on('exit')` event handlers to prevent a memory leak caused by the combination of `jest` & `tmp`.
    for (const listener of process.listeners('exit')) {
      listener();
      process.removeListener('exit', listener);
    }
    await driver.quit();
  });
  
  export const defaultTimeout = 10e3;
  
subject: remove whitespace