Fixed problem with send_file and WEBrick using stdout #1812

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2274 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_controller/cgi_process.rb

@@ -145,7 +145,7 @@ module ActionController #:nodoc:
         if @cgi.send(:env_table)['REQUEST_METHOD'] == 'HEAD'
           return
         elsif @body.respond_to?(:call)
-          @body.call(self)
+          @body.call(self, output)
         else
           output.write(@body)
         end

actionpack/lib/action_controller/streaming.rb

@@ -61,20 +61,20 @@ module ActionController #:nodoc:
         @performed_render = false
 
         if options[:stream]
-          render :text => Proc.new {
+          render :text => Proc.new { |response, output|
             logger.info "Streaming file #{path}" unless logger.nil?
             len = options[:buffer_size] || 4096
             File.open(path, 'rb') do |file|
-              if $stdout.respond_to?(:syswrite)
+              if output.respond_to?(:syswrite)
                 begin
                   while true
-                    $stdout.syswrite file.sysread(len)
+                    output.syswrite(file.sysread(len))
                   end
                 rescue EOFError
                 end
               else
                 while buf = file.read(len)
-                  $stdout.write buf
+                  output.write(buf)
                 end
               end
             end

actionpack/test/controller/send_file_test.rb

@@ -47,16 +47,11 @@ class SendFileTest < Test::Unit::TestCase
     assert_not_nil response
     assert_kind_of Proc, response.body
 
-    old_stdout = $stdout
-    begin
-      require 'stringio'
-      $stdout = StringIO.new
-      $stdout.binmode
-      assert_nothing_raised { response.body.call }
-      assert_equal file_data, $stdout.string
-    ensure
-      $stdout = old_stdout
-    end
+    require 'stringio'
+    output = StringIO.new
+    output.binmode
+    assert_nothing_raised { response.body.call(response, output) }
+    assert_equal file_data, output.string
   end
 
   def test_data