workflow:
  rules:
    - if: $CI_MERGE_REQUEST_ID

.rspec:
  cache:
    key: mail-smtp_pool-ruby
    paths:
      - vendor/gems/mail-smtp_pool/vendor/ruby
  before_script:
    - cd vendor/gems/mail-smtp_pool
    - ruby -v                                   # Print out ruby version for debugging
    - gem install bundler --no-document         # Bundler is not installed with the image
    - bundle config set --local path 'vendor'   # Install dependencies into ./vendor/ruby
    - bundle config set with 'development'
    - bundle config set --local frozen 'true'   # Disallow Gemfile.lock changes on CI
    - bundle config                             # Show bundler configuration
    - bundle install -j $(nproc)
  script:
    - bundle exec rspec

rspec-2.7:
  image: "ruby:2.7"
  extends: .rspec

rspec-3.0:
  image: "ruby:3.0"
  extends: .rspec