From 6ef323d6f8a4cb768ce8217171487d8932bc7bd8 Mon Sep 17 00:00:00 2001
From: tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 12 Dec 2011 22:15:31 +0000
Subject: * lib/webrick/httpresponse.rb (setup_header): 204 and 304 responses  
 are allowed to have a Keep-Alive connection. [ruby-core:41581]

* test/webrick/test_httpresponse.rb: corresponding test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34023 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                         |  7 ++++++
 lib/webrick/httpresponse.rb       |  2 +-
 test/webrick/test_httpresponse.rb | 46 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 54 insertions(+), 1 deletion(-)
 create mode 100644 test/webrick/test_httpresponse.rb

diff --git a/ChangeLog b/ChangeLog
index 7177b49978..f7612551d9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Tue Dec 13 07:13:28 2011  Aaron Patterson <aaron@tenderlovemaking.com>
+
+	* lib/webrick/httpresponse.rb (setup_header): 204 and 304 responses
+	  are allowed to have a Keep-Alive connection. [ruby-core:41581]
+	
+	* test/webrick/test_httpresponse.rb: corresponding test.
+
 Tue Dec 13 06:29:39 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* parse.y (parser_magic_comment): should pass the proper value.
diff --git a/lib/webrick/httpresponse.rb b/lib/webrick/httpresponse.rb
index 0d36c0747e..ce72b3f9d6 100644
--- a/lib/webrick/httpresponse.rb
+++ b/lib/webrick/httpresponse.rb
@@ -202,7 +202,7 @@ module WEBrick
       if @header['connection'] == "close"
          @keep_alive = false
       elsif keep_alive?
-        if chunked? || @header['content-length']
+        if chunked? || @header['content-length'] || @status == 304 || @status == 204
           @header['connection'] = "Keep-Alive"
         else
           msg = "Could not determine content-length of response body. Set content-length of the response or set Response#chunked = true"
diff --git a/test/webrick/test_httpresponse.rb b/test/webrick/test_httpresponse.rb
new file mode 100644
index 0000000000..3967e2c3e8
--- /dev/null
+++ b/test/webrick/test_httpresponse.rb
@@ -0,0 +1,46 @@
+require "webrick"
+require "minitest/autorun"
+
+module WEBrick
+  class TestHTTPResponse < MiniTest::Unit::TestCase
+    class FakeLogger
+      attr_reader :messages
+
+      def initialize
+        @messages = []
+      end
+
+      def warn msg
+        @messages << msg
+      end
+    end
+
+    def test_304_does_not_log_warning
+      logger          = FakeLogger.new
+      config          = Config::HTTP
+      config[:Logger] = logger
+
+      res             = HTTPResponse.new config
+      res.status      = 304
+      res.keep_alive  = true
+
+      res.setup_header
+
+      assert_equal 0, logger.messages.length
+    end
+
+    def test_204_does_not_log_warning
+      logger          = FakeLogger.new
+      config          = Config::HTTP
+      config[:Logger] = logger
+
+      res             = HTTPResponse.new config
+      res.status      = 204
+      res.keep_alive  = true
+
+      res.setup_header
+
+      assert_equal 0, logger.messages.length
+    end
+  end
+end
-- 
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