appraise 'rails-4.2' do
  gem 'activerecord', '~> 4.2.10', group: :test, require: false
end

appraise 'rails-5.0' do
  gem 'activerecord', '~> 5.0.7', group: :test, require: false
end

appraise 'rails-5.1' do
  gem 'activerecord', '~> 5.1.6', group: :test, require: false
end

appraise 'rails-5.2' do
  gem 'activerecord', '~> 5.2.0', group: :test, require: false
end