.travis.yml

sudo: required
dist: trusty
language: node_js

env:
  matrix:
    - NODE_VERSION="8" NPM_VERSION="5" DISPLAY=:99
    - NODE_VERSION="8" NPM_VERSION="6" DISPLAY=:99
    - NODE_VERSION="9" NPM_VERSION="5" DISPLAY=:99
    - NODE_VERSION="10" NPM_VERSION="6" DISPLAY=:99

services:
  - docker

addons:
  # From some tests it seems you can only have one firefox addon.
  # Adding two results in the last one defined being the one installed.
  firefox: latest
  apt:
    sources:
      - google-chrome
    packages:
      - google-chrome-stable
cache:
  directories:
    - "node_modules"


before_install:
  # Prepare node and npm
  - nvm install $NODE_VERSION && nvm use $NODE_VERSION
  - npm install -g npm@$NPM_VERSION
  - jdk_switcher use oraclejdk8
  - "/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 +extension RANDR -ac -screen 0 1280x1024x16"
before_script:
  - npm install -g grunt
  - npm install -g jshint
  - npm install -g mocha
  - npm install -g istanbul
  - npm install -g istanbul-coveralls
  - npm install -g nodeunit
  - npm install
  - "export DISPLAY=:99.0"
  - "sh -e /etc/init.d/xvfb start"
  - sleep 3 # give xvfb some time to start
script:
  - npm test