Update require_dependency to return true or false as require does.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4778 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/lib/active_support/dependencies.rb

@@ -75,21 +75,22 @@ def require_or_load(file_name, const_path = nil)
         load_args << const_path unless const_path.nil?
 
         if !warnings_on_first_load or history.include?(expanded)
-          load_file(*load_args)
+          result = load_file(*load_args)
         else
-          enable_warnings { load_file(*load_args) }
+          enable_warnings { result = load_file(*load_args) }
         end
       rescue
         loaded.delete expanded
         raise
       end
     else
       log "requiring #{file_name}"
-      require file_name
+      result = require file_name
     end
 
     # Record history *after* loading so first load gets warnings.
     history << expanded
+    return result
   end
 
   # Is the provided constant path defined?
@@ -157,12 +158,13 @@ def load_file(path, const_paths = autoloadable_constants_for_path(path))
     const_paths = [const_paths].compact unless const_paths.is_a? Array
     undefined_before = const_paths.reject(&method(:qualified_const_defined?))
 
-    load path
+    result = load path
 
     newly_defined_paths = const_paths.select(&method(:qualified_const_defined?))
     autoloaded_constants.concat newly_defined_paths
     autoloaded_constants.uniq!
     log "loading #{path} defined #{newly_defined_paths * ', '}" unless newly_defined_paths.empty?
+    return result
   end
 
   # Return the constant path for the provided parent and constant name.

activesupport/test/dependencies_test.rb

@@ -61,11 +61,11 @@ def test_dependency_which_raises_exception_isnt_added_to_loaded_set
   end
 
   def test_warnings_should_be_enabled_on_first_load
-    with_loading do
+    with_loading 'dependencies' do
       old_warnings, Dependencies.warnings_on_first_load = Dependencies.warnings_on_first_load, true
 
-      filename = "#{File.dirname(__FILE__)}/dependencies/check_warnings"
-      expanded = File.expand_path(filename)
+      filename = "check_warnings"
+      expanded = File.expand_path("test/dependencies/#{filename}")
       $check_warnings_load_count = 0
 
       assert !Dependencies.loaded.include?(expanded)