Index: Lib/test/test_httpservers.py
===================================================================
--- Lib/test/test_httpservers.py	(revision 81970)
+++ Lib/test/test_httpservers.py	(working copy)
@@ -4,11 +4,6 @@
 Josip Dzolonga, and Michael Otteneder for the 2007/08 GHOP contest.
 """
 
-from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
-from SimpleHTTPServer import SimpleHTTPRequestHandler
-from CGIHTTPServer import CGIHTTPRequestHandler
-import CGIHTTPServer
-
 import os
 import sys
 import base64
@@ -16,8 +11,12 @@
 import urllib
 import httplib
 import tempfile
-
+import CGIHTTPServer
 import unittest
+from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
+from SimpleHTTPServer import SimpleHTTPRequestHandler
+from CGIHTTPServer import CGIHTTPRequestHandler
+from email.utils import formatdate
 from test import test_support
 threading = test_support.import_module('threading')
 
@@ -191,6 +190,13 @@
         self.assertEqual(res.status, 999)
 
 
+class BaseHTTPServermiscTestCase(unittest.TestCase):
+    def test_date_time_string(self):
+        timestamp = 1276439224.089797    # just a random time
+        self.assertEqual(formatdate(timestamp, usegmt=True),
+                        'Sun, 13 Jun 2010 14:27:04 GMT')
+
+
 class SimpleHTTPServerTestCase(BaseTestCase):
     class request_handler(NoLogRequestHandler, SimpleHTTPRequestHandler):
         pass
@@ -403,6 +409,7 @@
     try:
         cwd = os.getcwd()
         test_support.run_unittest(BaseHTTPServerTestCase,
+                                BaseHTTPServermiscTestCase,
                                 SimpleHTTPServerTestCase,
                                 CGIHTTPServerTestCase
                                 )