.travis.yml

language: ruby
cache: bundler
sudo: false
before_script:
  - gem uninstall -v '>= 2' -i $(rvm gemdir)@global -ax bundler || true
  - gem install bundler -v '< 2'
  - mysql -e 'create database acts_as_list;'
  - psql -c 'create database acts_as_list;' -U postgres
rvm:
  - 2.4
  - 2.5
  - 2.6
  - 2.7
  - 3.0
services:
  - mysql
  - postgresql
env:
  - DB=sqlite
  - DB=mysql
  - DB=postgresql
gemfile:
  - gemfiles/rails_4_2.gemfile
  - gemfiles/rails_5_0.gemfile
  - gemfiles/rails_5_1.gemfile
  - gemfiles/rails_5_2.gemfile
  - gemfiles/rails_6_0.gemfile
  - gemfiles/rails_6_1.gemfile
matrix:
  exclude:
    - rvm: 2.4
      gemfile: gemfiles/rails_6_0.gemfile
    - rvm: 2.4
      gemfile: gemfiles/rails_6_1.gemfile
    # Ruby 2.7 uses a `bigdecimal` version that doesn't support BigDecimal.new
    # that Rails 4.2 uses. See also:
    # https://github.com/ruby/bigdecimal#which-version-should-you-select
    - rvm: 2.7
      gemfile: gemfiles/rails_4_2.gemfile
    # Ruby 2.7 warning `sqlite3-1.3.13/lib/sqlite3/statement.rb:108: warning: rb_tainted_str_new is deprecated`
    # and job wil exceed the maximum log length
    # see also: https://github.com/sparklemotion/sqlite3-ruby/issues/276
    - rvm: 2.7
      gemfile: gemfiles/rails_5_0.gemfile
      env: DB=sqlite
    # Rails <6 does not support Ruby 3, see:
    # https://github.com/rails/rails/issues/40938#issuecomment-751898275
    - rvm: 3.0
      gemfile: gemfiles/rails_4_2.gemfile
    - rvm: 3.0
      gemfile: gemfiles/rails_5_0.gemfile
    - rvm: 3.0
      gemfile: gemfiles/rails_5_1.gemfile
    - rvm: 3.0
      gemfile: gemfiles/rails_5_2.gemfile