.travis.yml

language: node_js
node_js:
  - "6"

cache:
  directories:
    - travis_phantomjs

before_install:
  - export PHANTOMJS_VERSION=2.1.1
  - phantomjs --version
  - export PATH=$PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64/bin:$PATH
  - phantomjs --version
  - if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then rm -rf $PWD/travis_phantomjs; mkdir -p $PWD/travis_phantomjs; fi
  - if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then wget https://github.com/Medium/phantomjs/releases/download/v$PHANTOMJS_VERSION/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -O $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2; fi
  - if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then tar -xvf $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -C $PWD/travis_phantomjs; fi
  - phantomjs --version
  - which phantomjs

before_script:
  - export DISPLAY=:99.0
  - sh -e /etc/init.d/xvfb start
  - sleep 3 # give xvfb some time to start
  - npm install -g grunt-cli

script:
  - grunt