3 files changed, 4 insertions, 5 deletions
diff --git a/actionview/test/actionpack/abstract/helper_test.rb b/actionview/test/actionpack/abstract/helper_test.rb
index 5a2f0839e5..83237518d7 100644
--- a/actionview/test/actionpack/abstract/helper_test.rb
+++ b/actionview/test/actionpack/abstract/helper_test.rb
@@ -109,7 +109,7 @@ module AbstractController
     class InvalidHelpersTest < ActiveSupport::TestCase
       def test_controller_raise_error_about_real_require_problem
         e = assert_raise(LoadError) { AbstractInvalidHelpers.helper(:invalid_require) }
-        assert_equal "No such file to load -- very_invalid_file_name", e.message
+        assert_equal "No such file to load -- very_invalid_file_name.rb", e.message
       end
 
       def test_controller_raise_error_about_missing_helper
diff --git a/actionview/test/actionpack/controller/layout_test.rb b/actionview/test/actionpack/controller/layout_test.rb
index 00147d31f3..b79835ff34 100644
--- a/actionview/test/actionpack/controller/layout_test.rb
+++ b/actionview/test/actionpack/controller/layout_test.rb
@@ -1,6 +1,5 @@
 require "abstract_unit"
 require "active_support/core_ext/array/extract_options"
-require "active_support/core_ext/regexp"
 
 # The view_paths array must be set on Base and not LayoutTest so that LayoutTest's inherited
 # method has access to the view_paths array when looking for a layout to automatically assign.
@@ -253,7 +252,7 @@ class LayoutStatusIsRenderedTest < ActionController::TestCase
   end
 end
 
-unless /mswin|mingw/.match?(RbConfig::CONFIG["host_os"])
+unless Gem.win_platform?
   class LayoutSymlinkedTest < LayoutTest
     layout "symlinked/symlinked_layout"
   end
diff --git a/actionview/test/actionpack/controller/render_test.rb b/actionview/test/actionpack/controller/render_test.rb
index cd89dceb45..b4a757d6b8 100644
--- a/actionview/test/actionpack/controller/render_test.rb
+++ b/actionview/test/actionpack/controller/render_test.rb
@@ -11,7 +11,7 @@ class Customer < Struct.new(:name, :id)
 
   undef_method :to_json
 
-  def to_xml(options={})
+  def to_xml(options = {})
     if options[:builder]
       options[:builder].name name
     else
@@ -19,7 +19,7 @@ class Customer < Struct.new(:name, :id)
     end
   end
 
-  def to_js(options={})
+  def to_js(options = {})
     "name: #{name.inspect}"
   end
   alias :to_text :to_js