appraise "rails-3-0" do gem "test-unit" gem "railties", "~> 3.0.0" gem "actionpack", "~> 3.0.0" gem "activemodel", "~> 3.0.0" end appraise "rails-3-1" do gem "test-unit" gem "railties", "~> 3.1.0" gem "actionpack", "~> 3.1.0" gem "activemodel", "~> 3.1.0" end appraise "rails-3-2" do gem "test-unit" gem "railties", "~> 3.2.0" gem "actionpack", "~> 3.2.0" gem "activemodel", "~> 3.2.0" end appraise "rails-4-0" do gem "railties", "~> 4.0.0" gem "actionpack", "~> 4.0.0" gem "activemodel", "~> 4.0.0" end appraise "rails-4-1" do gem "railties", "~> 4.1.0" gem "actionpack", "~> 4.1.0" gem "activemodel", "~> 4.1.0" end appraise "rails-4-2" do gem "railties", "~> 4.2.0" gem "actionpack", "~> 4.2.0" gem "activemodel", "~> 4.2.0" end appraise "rails-5-0" do gem "railties", ">= 5.0.0.beta2", "< 5.1" gem "actionpack", ">= 5.0.0.beta2", "< 5.1" gem "activemodel", ">= 5.0.0.beta2", "< 5.1" end