Selenium Hub + Selenium Chrome + Selenium Firefox + Node WebDriver

docker-compose.yml

hub:
  image: selenium/hub
  ports:
    - 4444:4444

chrome:
  image: selenium/node-chrome-debug
  links:
    - hub:hub
  ports:
    - 5900:5900
  volumes:
    - /dev/shm:/dev/shm

firefox:
  image: selenium/node-firefox
  environment:
    HUB_PORT_4444_TCP_ADDR: hub
  links:
    - hub:hub

selenium:
  image: "node:10.1"
  user: "node"
  working_dir: /home/node/app
  links:
    - hub:hub
  environment:
    - NODE_ENV=production
    - NODE_PATH=/home/node/app/node_modules/
  volumes:
    - ./:/home/node/app:rw
  expose:
    - "8081"
  command: "npm start"

package.json

{
  "name": "foo",
  "dependencies": {
    "selenium-webdriver": "3.6"
  },
  "scripts": {
    "start": "npm i && sleep infinity"
  }
}

test.js

"use strict";

var webdriver = require("selenium-webdriver");
var driver = new webdriver.Builder()
    .usingServer("http://hub:4444/wd/hub")
    .forBrowser('chrome')
    .build();

function checkTitle() {
    driver
        .getTitle()
        .then(function (title) {
            console.log("The title is: " + title);
        });

    return webdriver.until.titleIs('Google');
}

function handleFailure(err) {
    console.error('Something went wrong!\n', err.stack, '\n');

    quitDriver();
}

function quitDriver() {
    console.log("WebDriver is about to close.");

    driver.close();
}

driver.get('https://google.com');
driver.wait(checkTitle, 1000).then(quitDriver, handleFailure);