dist: trusty
addons:
    firefox: "49.0"
language: node_js
before_install:
    - sudo apt-get update -q
    - sudo apt-get install chromium-browser -y
before_script:
    - export CHROME_BIN=chromium-browser
    - export DISPLAY=:99.0
    - sh -e /etc/init.d/xvfb start