sudo: required  
dist: trusty  
language: node_js  
node_js:  
 - "4.2"

before_install:  
 - export CHROME_BIN=/usr/bin/google-chrome
 - export DISPLAY=:99.0
 - sh -e /etc/init.d/xvfb start
 - sudo apt-get update
 - sudo apt-get install -y libappindicator1 fonts-liberation
 - wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
 - sudo dpkg -i google-chrome*.deb
before_script:
  - cd gulp
  - npm install -g karma
  - npm install -g gulp
  - npm install
script: gulp travis-test