appraise 'rails3.2' do gem 'railties', github: 'rails/rails', branch: '3-2-stable' gem 'tzinfo' gem 'minitest', '4.7.5' end appraise "rails4.0" do gem 'railties', github: 'rails/rails', branch: '4-0-stable' gem 'activemodel', github: 'rails/rails', branch: '4-0-stable' gem 'minitest', '4.7.5' end appraise "rails4.1" do gem 'railties', github: 'rails/rails', branch: '4-1-stable' gem 'activemodel', github: 'rails/rails', branch: '4-1-stable' gem 'minitest', '~> 5.2' end appraise "rails4.2" do gem 'railties', github: 'rails/rails', branch: '4-2-stable' gem 'activemodel', github: 'rails/rails', branch: '4-2-stable' gem 'minitest', '~> 5.2' end