Headless Chrome - WebDriver Example

headless-wd-example.es6

// https://developers.google.com/web/updates/2017/04/headless-chrome
const fs = require('fs');
const {Builder, By, Capabilities, Key, until} = require('selenium-webdriver');
const chromedriver = require('chromedriver');
const chromeCapabilities = Capabilities.chrome();
chromeCapabilities.set('chromeOptions', {args: ['--headless']});

async function test() {
  // Note: On macOS, you'll likely see a new Chrome process flash on your 'Dock'
  // when this new driver object is built. As it's launched headlessly, it's
  // expected behavior for it to be removed from the dock.
  let driver = await new Builder()
    .forBrowser('chrome')
    .withCapabilities(chromeCapabilities)
    .build();

  try {
    await driver.get('https://www.google.com');
    await driver.findElement(By.name('q')).sendKeys('webdriver');

    // Take a new screenshot and drop it in the current directory.
    await driver.takeScreenshot().then(base64png => {
      fs.writeFileSync('screenshot.png', new Buffer(base64png, 'base64'));
    });
  } finally {
    await driver.quit();
  }
}
test();

npm-packages.sh

npm install selenium-webdriver
npm install chromedriver