Index: railties/test/plugin_loader_test.rb
===================================================================
--- railties/test/plugin_loader_test.rb	(revision 652)
+++ railties/test/plugin_loader_test.rb	(working copy)
@@ -4,6 +4,8 @@
 
   class TestPluginLoader < Test::Unit::TestCase
     ORIGINAL_LOAD_PATH = $LOAD_PATH.dup
+    ORIGINAL_DEPENDENCIES_LOAD_PATHS = Dependencies.load_paths.dup
+    ORIGINAL_DEPENDENCIES_LOAD_ONCE_PATHS = Dependencies.load_once_paths.dup
     
     def setup
       reset_load_path!
@@ -119,6 +121,37 @@
       assert Dependencies.load_once_paths.include?(File.join(plugin_fixture_path('default/acts/acts_as_chunky_bacon'), 'lib'))    
     end
     
+    def test_should_add_plugin_load_paths_to_global_LOAD_PATH_array_in_reverse_alphabetical_order
+      only_load_the_following_plugins! [:acts_as_chunky_bacon, :stubby]
+    
+      @loader.add_plugin_load_paths
+      
+      stubby_lib_index = $LOAD_PATH.index(File.join(plugin_fixture_path('default/stubby'), 'lib'))
+      bacon_lib_index = $LOAD_PATH.index(File.join(plugin_fixture_path('default/acts/acts_as_chunky_bacon'), 'lib'))    
+      assert stubby_lib_index < bacon_lib_index
+    end
+    
+    def test_should_add_plugin_load_paths_to_Dependencies_load_paths_array_in_reverse_alphabetical_order
+      Dependencies.load_paths = []
+      only_load_the_following_plugins! [:acts_as_chunky_bacon, :stubby]
+    
+      @loader.add_plugin_load_paths
+    
+      stubby_lib_index = Dependencies.load_paths.index(File.join(plugin_fixture_path('default/stubby'), 'lib'))
+      bacon_lib_index = Dependencies.load_paths.index(File.join(plugin_fixture_path('default/acts/acts_as_chunky_bacon'), 'lib'))    
+      assert stubby_lib_index < bacon_lib_index
+    end
+    
+    def test_should_add_plugin_load_paths_to_Dependencies_load_once_paths_array_in_reverse_alphabetical_order
+      only_load_the_following_plugins! [:acts_as_chunky_bacon, :stubby]
+    
+      @loader.add_plugin_load_paths
+      
+      stubby_lib_index = Dependencies.load_once_paths.index(File.join(plugin_fixture_path('default/stubby'), 'lib'))
+      bacon_lib_index = Dependencies.load_once_paths.index(File.join(plugin_fixture_path('default/acts/acts_as_chunky_bacon'), 'lib'))    
+      assert stubby_lib_index < bacon_lib_index
+    end
+    
     def test_should_add_all_load_paths_from_a_plugin_to_LOAD_PATH_array
       plugin_load_paths = ["a", "b"]
       plugin = stub(:load_paths => plugin_load_paths)
@@ -133,7 +166,12 @@
     
       def reset_load_path!
         $LOAD_PATH.clear
-        ORIGINAL_LOAD_PATH.each { |path| $LOAD_PATH << path }        
+        Dependencies.load_paths.clear
+        Dependencies.load_once_paths.clear
+
+        ORIGINAL_LOAD_PATH.each { |path| $LOAD_PATH << path }
+        ORIGINAL_DEPENDENCIES_LOAD_PATHS.each { |path| Dependencies.load_paths << path }
+        ORIGINAL_DEPENDENCIES_LOAD_ONCE_PATHS.each { |path| Dependencies.load_once_paths << path }
       end
   end