sudo: required language: node_js cache: directories: - "node_modules" node_js: - 'node' - '8' install: - nvm install 8 - nvm alias default 8 - npm install before_script: - sudo chown root /opt/google/chrome/chrome-sandbox - sudo chmod 4755 /opt/google/chrome/chrome-sandbox - export DISPLAY=:99.0 - sh -e /etc/init.d/xvfb start script: - npm run ci