language: node_js
node_js:
    - "node"
# Normally, travis runs your script in a docker container.
# I've had firefox crash in docker containers (firefox tries to use linux namespaces, just like docker)
# "sudo: required" causes travis to use a VM instead.
sudo: required
dist: trusty
before_install:
        - sudo apt-get -qq update
        - sudo apt-get install -y xvfb openbox chromium-browser firefox
install:
        - npm install
script:
        - lsb_release -a
        - firefox --version
        - chromium-browser --version
        - Xvfb :100 -ac -noreset -screen 0 1024x768x16 &
        - export DISPLAY=:100.0
        - export CHROME_BIN=/usr/bin/chromium-browser
        # Firefox can crash if you do not have a window manager
        # (for example when window.open() tries to maximize the new window)
        - openbox &
        - npm test