language: ruby

rvm:
  - '2.0.0'
  - '2.1.10'
  - '2.2.10'
  - '2.3.8'
  - '2.4.10'
  - '2.5.8'
  - '2.6.6'
  - '2.7.1'

gemfile:
  - 'Gemfile'

dist: trusty

before_install:
  - sudo apt-get install -y vnc4server
  # Fake required password for vncserver
  - mkdir ~/.vnc && touch ~/.vnc/passwd && chmod 700 ~/.vnc/passwd
install:
  - gem install bundler:1.17.3
  # Replace default Travis CI bundler script with a version that doesn't
  # explode when lockfile doesn't match recently bumped version
  - bundle install --no-deployment --jobs=3 --retry=3 --path=${BUNDLE_PATH:-vendor/bundle}

script: bundle exec rake