docker-compose file to run selenium tests in a user defined network

docker-compose.yaml

version: '2'
services:

  selenium_hub:
    image: selenium/hub
    networks:
      robottestsnw: {}
    ports:
      - "4444"

  firefoxnode:
    image: selenium/node-firefox
    networks:
      robottestsnw: {}
    environment:
      - HUB_PORT_4444_TCP_ADDR=selenium_hub
      - HUB_PORT_4444_TCP_PORT=4444

  chromenode:
    image: selenium/node-chrome
    networks:
      robottestsnw: {}
    environment:
      - HUB_PORT_4444_TCP_ADDR=selenium_hub
      - HUB_PORT_4444_TCP_PORT=4444
    ports:
      - 5555

  app:
    build: app/.
    networks:
      robottestsnw: {}
    ports:
      - "80"

  robottests:
    networks:
      robottestsnw: {}
    command: testui/wait-for-it.sh -t 15 chromenode:5555 -- robot -d reports --variablefile variables/config.py --variable BROWSER:chrome tests/
    depends_on:
      - selenium_hub
      - chromenode
      - firefoxnode
      - app
    build: testui/.
    volumes:
      - {WORKSPACE}/reports:/frontend-integration-tests/reports

networks:
  robottestsnw:
    driver: bridge