From 8c19eef07a6d679488ee4aa912d913c82a70c8ad Mon Sep 17 00:00:00 2001
From: Yad Smood <y.s.inside@gmail.com>
Date: Sun, 29 Jun 2014 21:42:35 +0800
Subject: [PATCH] fix: We should use the standard http protocol to handler the
 etag header.

---
 lib/index.js      | 5 +++--
 test/socket.io.js | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/index.js b/lib/index.js
index 6e6d049c89..18e6785089 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -265,8 +265,9 @@ Server.prototype.attachServe = function(srv){
  */
 
 Server.prototype.serve = function(req, res){
-  if (req.headers.etag) {
-    if (clientVersion == req.headers.etag) {
+  var etag = req.headers['if-none-match'];
+  if (etag) {
+    if (clientVersion == etag) {
       debug('serve client 304');
       res.writeHead(304);
       res.end();
diff --git a/test/socket.io.js b/test/socket.io.js
index 8622134ba9..6de37c68e5 100644
--- a/test/socket.io.js
+++ b/test/socket.io.js
@@ -161,7 +161,7 @@ describe('socket.io', function(){
         io(srv);
         request(srv)
         .get('/socket.io/socket.io.js')
-        .set('ETag', clientVersion)
+        .set('If-None-Match', clientVersion)
         .end(function(err, res){
           if (err) return done(err);
           expect(res.statusCode).to.be(304);