Getting tests to run in Rails 4

Gemfile

 source "https://rubygems.org"
 
 gemspec
-
-gem "jruby-openssl", :platform => :jruby
-gem "activerecord-jdbcsqlite3-adapter", :platform => :jruby
-gem "sqlite3", :platform => :ruby

features/basic_integration.feature

@@ -15,7 +15,7 @@ Feature: Rails integration
       """
     Given I add this snippet to the User model:
       """
-      attr_accessible :name, :attachment
+      attr_accessible :name, :attachment if Rails::VERSION::MAJOR < 4
       has_attached_file :attachment
       """
     And I start the rails application
@@ -30,7 +30,7 @@ Feature: Rails integration
   Scenario: Filesystem integration test
     Given I add this snippet to the User model:
       """
-      attr_accessible :name, :attachment
+      attr_accessible :name, :attachment if Rails::VERSION::MAJOR < 4
       has_attached_file :attachment, :url => "/system/:attachment/:style/:filename"
       """
     And I start the rails application
@@ -45,7 +45,7 @@ Feature: Rails integration
   Scenario: S3 Integration test
     Given I add this snippet to the User model:
       """
-      attr_accessible :name, :attachment
+      attr_accessible :name, :attachment if Rails::VERSION::MAJOR < 4
       has_attached_file :attachment,
                         :storage => :s3,
                         :path => "/:attachment/:style/:filename",

features/rake_tasks.feature

@@ -7,7 +7,7 @@ Feature: Rake tasks
     And I run a migration
     And I add this snippet to the User model:
       """
-      attr_accessible :name, :attachment
+      attr_accessible :name, :attachment if Rails::VERSION::MAJOR < 4
       has_attached_file :attachment, :path => ":rails_root/public/system/:attachment/:style/:filename"
       """
 

features/step_definitions/rails_steps.rb

@@ -15,6 +15,7 @@ Given /^I generate a new rails application$/ do
       gem "gherkin"
       gem "aws-sdk"
       """
+    And I remove turbolinks if it exists
     And I configure the application to use "paperclip" from this project
     And I reset Bundler environment variable
     And I successfully run `bundle install --local`
@@ -29,6 +30,27 @@ Given "I fix the application.rb for 3.0.12" do
   end
 end
 
+def transform_file(filename)
+  content = File.read(filename)
+  File.open(filename, "w") do |f|
+    content = yield(content)
+    f.write(content)
+  end
+end
+
+Given "I remove turbolinks if it exists" do
+  if framework_major_version >= 4
+    in_current_dir do
+      transform_file("app/assets/javascripts/application.js") do |content|
+        content.gsub("//= require turbolinks", "")
+      end
+      transform_file("app/views/layouts/application.html.erb") do |content|
+        content.gsub(', "data-turbolinks-track" => true', "")
+      end
+    end
+  end
+end
+
 Given /^I run a rails generator to generate a "([^"]*)" scaffold with "([^"]*)"$/ do |model_name, attributes|
   step %[I successfully run `bundle exec #{generator_command} scaffold #{model_name} #{attributes}`]
 end

features/support/rails.rb

@@ -31,16 +31,28 @@ module RailsCommandHelpers
     @framework_version ||= `rails -v`[/^Rails (.+)$/, 1]
   end
 
+  def framework_major_version
+    framework_version.split(".").first.to_i
+  end
+
   def new_application_command
     "rails new"
   end
 
   def generator_command
+    if framework_major_version >= 4
+      "rails generate"
+    else
       "script/rails generate"
     end
+  end
 
   def runner_command
+    if framework_major_version >= 4
+      "rails runner"
+    else
       "script/rails runner"
     end
+  end
 end
 World(RailsCommandHelpers)

test/paperclip_test.rb

@@ -123,6 +123,7 @@ class PaperclipTest < Test::Unit::TestCase
       end
     end
 
+    if ActiveSupport::VERSION::MAJOR < 4
       context "that is attr_protected" do
         setup do
           Dummy.class_eval do
@@ -147,6 +148,7 @@ class PaperclipTest < Test::Unit::TestCase
           assert @dummy.avatar?
         end
       end
+    end
 
     context "with a subclass" do
       setup do