Add ApplicationController special case to Dependencies.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4910 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Add ApplicationController special case to Dependencies. [Nicholas Seckar]
+
 * Don't pad remaining places with in_groups_of if specified padding value is false. [Marcel Molina Jr.]
 
 * Fix cases where empty xml nodes weren't being translated to nil in Hash.create_from_xml [Rick Olson]

activesupport/lib/active_support/dependencies.rb

@@ -123,6 +123,7 @@ module Dependencies #:nodoc:
   def loadable_constants_for_path(path, bases = load_paths - load_once_paths)
     path = $1 if path =~ /\A(.*)\.rb\Z/
     expanded_path = File.expand_path(path)
+    
     bases.collect do |root|
       expanded_root = File.expand_path root
       next unless expanded_path.starts_with? expanded_root
@@ -131,8 +132,13 @@ module Dependencies #:nodoc:
       nesting = nesting[1..-1] if nesting && nesting[0] == ?/
       next if nesting.blank?
       
-      nesting.camelize
-    end.compact.uniq
+      names = [nesting.camelize]
+      
+      # Special case: application.rb might define ApplicationControlller.
+      names << 'ApplicationController' if nesting == 'application'
+      
+      names
+    end.flatten.compact.uniq
   end
   
   # Search for a file in load_paths matching the provided suffix.

activesupport/test/dependencies_test.rb

@@ -404,7 +404,7 @@ class DependenciesTest < Test::Unit::TestCase
       assert ! Dependencies.autoloaded?("ModuleFolder::NestedClass")
       assert ! Dependencies.autoloaded?(ModuleFolder)
       
-      ModuleFolder::NestedClass
+      1 if ModuleFolder::NestedClass # 1 if to avoid warning
       assert ! Dependencies.autoloaded?(ModuleFolder::NestedClass)
     end
   ensure
@@ -412,4 +412,12 @@ class DependenciesTest < Test::Unit::TestCase
     Dependencies.load_once_paths = []
   end
   
+  def test_application_should_special_case_application_controller
+    with_loading 'autoloading_fixtures' do
+      require_dependency 'application'
+      assert_equal 10, ApplicationController
+      assert Dependencies.autoloaded?(:ApplicationController)
+    end
+  end
+  
 end