diff --git a/test/generators/test_controller_generator.rb b/test/generators/test_controller_generator.rb
index 06c04582..d93a2f3e 100644
--- a/test/generators/test_controller_generator.rb
+++ b/test/generators/test_controller_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/controller/controller_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/generators/test_helper_generator.rb b/test/generators/test_helper_generator.rb
index 189e6aab..97086287 100644
--- a/test/generators/test_helper_generator.rb
+++ b/test/generators/test_helper_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/helper/helper_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/generators/test_install_generator.rb b/test/generators/test_install_generator.rb
index c6ec47bd..224aca34 100644
--- a/test/generators/test_install_generator.rb
+++ b/test/generators/test_install_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/install/install_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/generators/test_mailer_generator.rb b/test/generators/test_mailer_generator.rb
index 6a2cb4e7..cf69d7fe 100644
--- a/test/generators/test_mailer_generator.rb
+++ b/test/generators/test_mailer_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/mailer/mailer_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/generators/test_model_generator.rb b/test/generators/test_model_generator.rb
index 223be658..360e6c15 100644
--- a/test/generators/test_model_generator.rb
+++ b/test/generators/test_model_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/model/model_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/generators/test_scaffold_generator.rb b/test/generators/test_scaffold_generator.rb
index 619109e5..5b5dd5d8 100644
--- a/test/generators/test_scaffold_generator.rb
+++ b/test/generators/test_scaffold_generator.rb
@@ -1,13 +1,6 @@
-require "minitest/autorun"
-require "minitest-rails"
-
-require "rails"
-require "rails/generators"
-
+require "helper"
 require "generators/mini_test/scaffold/scaffold_generator"
 
-require "fakefs/safe"
-
 class FakeFS::File
   def self.binread file
     File.open(file, "rb") { |f| f.read }
diff --git a/test/helper.rb b/test/helper.rb
new file mode 100644
index 00000000..5223712a
--- /dev/null
+++ b/test/helper.rb
@@ -0,0 +1,16 @@
+require "minitest/autorun"
+
+require "rails"
+require "rails/generators"
+
+require "active_record"
+
+require "action_controller"
+require "action_controller/railtie"
+
+require "action_mailer"
+
+require "minitest-rails"
+require "minitest/rails"
+
+require "fakefs/safe"
\ No newline at end of file
diff --git a/test/rails/action_controller/test_controllers.rb b/test/rails/action_controller/test_controllers.rb
index df99c313..1cbce0c3 100644
--- a/test/rails/action_controller/test_controllers.rb
+++ b/test/rails/action_controller/test_controllers.rb
@@ -1,10 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "action_controller"
-require "action_controller/railtie"
-
-require "minitest/rails"
+require "helper"
 
 class TestApp < Rails::Application
 end
diff --git a/test/rails/action_controller/test_spec_type.rb b/test/rails/action_controller/test_spec_type.rb
index 8ef3f93c..6a84327e 100644
--- a/test/rails/action_controller/test_spec_type.rb
+++ b/test/rails/action_controller/test_spec_type.rb
@@ -1,9 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "action_controller"
-
-require "minitest/rails"
+require "helper"
 
 class ApplicationController < ActionController::Base; end
 class ModelsController      < ApplicationController;  end
diff --git a/test/rails/action_dispatch/test_spec_type.rb b/test/rails/action_dispatch/test_spec_type.rb
index e110fcf2..2380a5e8 100644
--- a/test/rails/action_dispatch/test_spec_type.rb
+++ b/test/rails/action_dispatch/test_spec_type.rb
@@ -1,7 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "minitest/rails"
+require "helper"
 
 class TestActionDispatchSpecType < MiniTest::Unit::TestCase
   def assert_dispatch actual
diff --git a/test/rails/action_mailer/test_mailers.rb b/test/rails/action_mailer/test_mailers.rb
index 100fde86..aaa10cdd 100644
--- a/test/rails/action_mailer/test_mailers.rb
+++ b/test/rails/action_mailer/test_mailers.rb
@@ -1,114 +1,109 @@
-require "minitest/autorun"
-require "rails"
-
-require "action_mailer"
-
-require "minitest/rails"
+require "helper"
 
 class TestTestMailer < ActionMailer::Base; end
 
 # From Rails...
-# class CrazyNameMailerTest < ActionMailer::TestCase
-#   tests TestTestMailer
-
-#   def test_set_mailer_class_manual
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# class CrazySymbolNameMailerTest < ActionMailer::TestCase
-#   tests :test_test_mailer
-
-#   def test_set_mailer_class_manual_using_symbol
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
-
-# class CrazyStringNameMailerTest < ActionMailer::TestCase
-#   tests 'test_test_mailer'
-
-#   def test_set_mailer_class_manual_using_string
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
-
-# # New tests...
-# describe TestTestMailer do
-#   it "gets the mailer from the test name" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# describe TestTestMailer, :action do
-#   it "gets the mailer from the test name" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# describe TestTestMailer do
-#   describe "nested" do
-#     it "gets the mailer from the test name" do
-#       assert_equal TestTestMailer, self.class.mailer_class
-#     end
-#   end
-# end
-
-# describe TestTestMailer, :action do
-#   describe "nested" do
-#     it "gets the mailer from the test name" do
-#       assert_equal TestTestMailer, self.class.mailer_class
-#     end
-#   end
-# end
-
-# describe "TestTestMailer" do
-#   it "gets the mailer from the test name" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# describe "TestTestMailerTest" do
-#   it "gets the mailer from the test name" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# describe "AnotherCrazySymbolNameMailerTest" do
-#   tests :test_test_mailer
-
-#   it "gets the mailer after setting it with a symbol" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
-
-# describe "AnotherCrazyStringNameMailerTest" do
-#   tests 'test_test_mailer'
-
-#   it "gets the mailer after setting it with a string" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
-
-# describe "Another Crazy Name Mailer Test" do
-#   tests TestTestMailer
-
-#   it "gets the mailer after setting it manually" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end
-
-# describe "Another Crazy Symbol Name Mailer Test" do
-#   tests :test_test_mailer
-
-#   it "gets the mailer after setting it with a symbol" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
-
-# describe "Another Crazy String Name Mailer Test" do
-#   tests 'test_test_mailer'
-
-#   it "gets the mailer after setting it with a string" do
-#     assert_equal TestTestMailer, self.class.mailer_class
-#   end
-# end if Rails::VERSION::STRING >= "3.2"
+class CrazyNameMailerTest < ActionMailer::TestCase
+  tests TestTestMailer
+
+  def test_set_mailer_class_manual
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+class CrazySymbolNameMailerTest < ActionMailer::TestCase
+  tests :test_test_mailer
+
+  def test_set_mailer_class_manual_using_symbol
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
+
+class CrazyStringNameMailerTest < ActionMailer::TestCase
+  tests 'test_test_mailer'
+
+  def test_set_mailer_class_manual_using_string
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
+
+# New tests...
+describe TestTestMailer do
+  it "gets the mailer from the test name" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+describe TestTestMailer, :action do
+  it "gets the mailer from the test name" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+describe TestTestMailer do
+  describe "nested" do
+    it "gets the mailer from the test name" do
+      assert_equal TestTestMailer, self.class.mailer_class
+    end
+  end
+end
+
+describe TestTestMailer, :action do
+  describe "nested" do
+    it "gets the mailer from the test name" do
+      assert_equal TestTestMailer, self.class.mailer_class
+    end
+  end
+end
+
+describe "TestTestMailer" do
+  it "gets the mailer from the test name" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+describe "TestTestMailerTest" do
+  it "gets the mailer from the test name" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+describe "AnotherCrazySymbolNameMailerTest" do
+  tests :test_test_mailer
+
+  it "gets the mailer after setting it with a symbol" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
+
+describe "AnotherCrazyStringNameMailerTest" do
+  tests 'test_test_mailer'
+
+  it "gets the mailer after setting it with a string" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
+
+describe "Another Crazy Name Mailer Test" do
+  tests TestTestMailer
+
+  it "gets the mailer after setting it manually" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end
+
+describe "Another Crazy Symbol Name Mailer Test" do
+  tests :test_test_mailer
+
+  it "gets the mailer after setting it with a symbol" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
+
+describe "Another Crazy String Name Mailer Test" do
+  tests 'test_test_mailer'
+
+  it "gets the mailer after setting it with a string" do
+    assert_equal TestTestMailer, self.class.mailer_class
+  end
+end if Rails::VERSION::STRING >= "3.2"
diff --git a/test/rails/action_mailer/test_spec_type.rb b/test/rails/action_mailer/test_spec_type.rb
index 4d5f99c9..c026751b 100644
--- a/test/rails/action_mailer/test_spec_type.rb
+++ b/test/rails/action_mailer/test_spec_type.rb
@@ -1,10 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "action_mailer"
-require "action_mailer/test_helper"
-
-load "minitest/rails.rb" # force load to ensure ActionMailer is defined
+require "helper"
 
 class NotificationMailer < ActionMailer::Base; end
 class Notifications < ActionMailer::Base; end
diff --git a/test/rails/action_view/test_helpers.rb b/test/rails/action_view/test_helpers.rb
index fd3e644a..18e1145e 100644
--- a/test/rails/action_view/test_helpers.rb
+++ b/test/rails/action_view/test_helpers.rb
@@ -1,7 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "minitest/rails"
+require "helper"
 
 module PeopleHelper
   def title(text)
diff --git a/test/rails/action_view/test_spec_type.rb b/test/rails/action_view/test_spec_type.rb
index 34d6f111..21ba1253 100644
--- a/test/rails/action_view/test_spec_type.rb
+++ b/test/rails/action_view/test_spec_type.rb
@@ -1,7 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "minitest/rails"
+require "helper"
 
 class TestActionViewSpecType < MiniTest::Unit::TestCase
   def assert_view actual
diff --git a/test/rails/active_support/test_spec_type.rb b/test/rails/active_support/test_spec_type.rb
index bb2626ab..6b2b64f0 100644
--- a/test/rails/active_support/test_spec_type.rb
+++ b/test/rails/active_support/test_spec_type.rb
@@ -1,10 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "active_record"
-
-require "minitest/rails"
-load "minitest/rails/test_case.rb" # force load to ensure ActiveRecord is defined
+require "helper"
 
 class SomeRandomModel < ActiveRecord::Base; end
 
diff --git a/test/rails/test_constant_lookup.rb b/test/rails/test_constant_lookup.rb
index 3277e61d..5c6eb934 100644
--- a/test/rails/test_constant_lookup.rb
+++ b/test/rails/test_constant_lookup.rb
@@ -1,7 +1,4 @@
-require "minitest/autorun"
-require "rails"
-
-require "minitest/rails"
+require "helper"
 
 class Foo; end
 class Bar < Foo;
diff --git a/test/test_sanity.rb b/test/test_sanity.rb
index bd2b0123..c8f9d5f2 100644
--- a/test/test_sanity.rb
+++ b/test/test_sanity.rb
@@ -1,5 +1,4 @@
-require "minitest/autorun"
-require "minitest-rails"
+require "helper"
 
 class TestMiniTest < MiniTest::Unit::TestCase
   def test_sanity