7 files changed, 15 insertions, 9 deletions
diff --git a/actionpack/Rakefile b/actionpack/Rakefile
index 1a1b908122..c389e5a8d6 100644
--- a/actionpack/Rakefile
+++ b/actionpack/Rakefile
@@ -81,7 +81,7 @@ spec = Gem::Specification.new do |s|
   s.requirements << 'none'
 
   s.add_dependency('activesupport', '= 2.3.0' + PKG_BUILD)
-  s.add_dependency('rack', '= 0.4.0')
+  s.add_dependency('rack', '>= 0.9.0')
 
   s.require_path = 'lib'
   s.autorequire = 'action_controller'
diff --git a/actionpack/lib/action_controller.rb b/actionpack/lib/action_controller.rb
index 98fb490d64..8c022e5625 100644
--- a/actionpack/lib/action_controller.rb
+++ b/actionpack/lib/action_controller.rb
@@ -31,7 +31,7 @@ rescue LoadError
   end
 end
 
-gem 'rack', '~> 0.4.0'
+gem 'rack', '>= 0.9.0'
 require 'rack'
 
 module ActionController
diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb
index 1093a9bc04..e22114195c 100644
--- a/actionpack/lib/action_controller/base.rb
+++ b/actionpack/lib/action_controller/base.rb
@@ -1350,7 +1350,7 @@ module ActionController #:nodoc:
   end
 
   Base.class_eval do
-    [ Flash, Filters, Layout, Benchmarking, Rescue, MimeResponds, Helpers,
+    [ Filters, Layout, Benchmarking, Rescue, Flash, MimeResponds, Helpers,
       Cookies, Caching, Verification, Streaming, SessionManagement,
       HttpAuthentication::Basic::ControllerMethods, RecordIdentifier,
       RequestForgeryProtection, Translation
diff --git a/actionpack/lib/action_view/test_case.rb b/actionpack/lib/action_view/test_case.rb
index 1a9ef983a5..65839256aa 100644
--- a/actionpack/lib/action_view/test_case.rb
+++ b/actionpack/lib/action_view/test_case.rb
@@ -1,3 +1,5 @@
+require 'active_support/test_case'
+
 module ActionView
   class Base
     alias_method :initialize_without_template_tracking, :initialize
diff --git a/actionpack/test/controller/integration_test.rb b/actionpack/test/controller/integration_test.rb
index 53cebf768e..7ac9d97096 100644
--- a/actionpack/test/controller/integration_test.rb
+++ b/actionpack/test/controller/integration_test.rb
@@ -4,7 +4,7 @@ uses_mocha 'integration' do
 
 class SessionTest < Test::Unit::TestCase
   StubApp = lambda { |env|
-    [200, {"Content-Type" => "text/html"}, "Hello, World!"]
+    [200, {"Content-Type" => "text/html", "Content-Length" => "13"}, "Hello, World!"]
   }
 
   def setup
@@ -465,9 +465,9 @@ class MetalTest < ActionController::IntegrationTest
   class Poller
     def self.call(env)
       if env["PATH_INFO"] =~ /^\/success/
-        [200, {"Content-Type" => "text/plain"}, "Hello World!"]
+        [200, {"Content-Type" => "text/plain", "Content-Length" => "12"}, "Hello World!"]
       else
-        [404, {"Content-Type" => "text/plain"}, '']
+        [404, {"Content-Type" => "text/plain", "Content-Length" => "0"}, '']
       end
     end
   end
diff --git a/actionpack/test/controller/rack_test.rb b/actionpack/test/controller/rack_test.rb
index 31bff4ae6d..8fd004a9e9 100644
--- a/actionpack/test/controller/rack_test.rb
+++ b/actionpack/test/controller/rack_test.rb
@@ -236,7 +236,12 @@ class RackResponseTest < BaseRackTest
 
     status, headers, body = @response.to_a
     assert_equal 200, status
-    assert_equal({"Content-Type" => "text/html; charset=utf-8", "Cache-Control" => "no-cache", "Set-Cookie" => []}, headers)
+    assert_equal({
+      "Content-Type" => "text/html; charset=utf-8",
+      "Content-Length" => "",
+      "Cache-Control" => "no-cache",
+      "Set-Cookie" => []
+    }, headers)
 
     parts = []
     body.each { |part| parts << part }
diff --git a/railties/lib/test_help.rb b/railties/lib/test_help.rb
index b5c92c1790..93ba1bc216 100644
--- a/railties/lib/test_help.rb
+++ b/railties/lib/test_help.rb
@@ -3,8 +3,7 @@
 silence_warnings { RAILS_ENV = "test" }
 
 require 'test/unit'
-require 'active_support/test_case'
-require 'action_controller/test_case'
+require 'action_controller/test_process'
 require 'action_view/test_case'
 require 'action_controller/integration'
 require 'action_mailer/test_case' if defined?(ActionMailer)