language: ruby
rvm:
  - 1.9.3
  - 2.0.0
  - 2.1.0
  - 2.4.0
  - 2.5.0
  - 2.6.0
  - jruby
gemfile:
  - gemfiles/Gemfile.active_model_3_1
  - gemfiles/Gemfile.active_model_3_2
  - gemfiles/Gemfile.active_model_4_0
  - gemfiles/Gemfile.active_model_4_1
  - gemfiles/Gemfile.active_model_4_2
  - gemfiles/Gemfile.active_model_5_0
  - gemfiles/Gemfile.active_model_5_1
  - gemfiles/Gemfile.active_model_5_2
install: bundle install
script: bundle exec rspec