Issue #10980: encode headers with latin1 instead of ASCII in the HTTP server.
This makes the implementation of PEP 3333 compliant servers on top of
BaseHTTPServer possible.
diff --git a/Lib/test/test_httpservers.py b/Lib/test/test_httpservers.py
index e42038a..2cc94a9 100644
--- a/Lib/test/test_httpservers.py
+++ b/Lib/test/test_httpservers.py
@@ -97,6 +97,11 @@
             self.send_header('Connection', 'close')
             self.end_headers()
 
+        def do_LATINONEHEADER(self):
+            self.send_response(999)
+            self.send_header('X-Special', 'Dängerous Mind')
+            self.end_headers()
+
     def setUp(self):
         BaseTestCase.setUp(self)
         self.con = http.client.HTTPConnection('localhost', self.PORT)
@@ -194,6 +199,11 @@
         res = self.con.getresponse()
         self.assertEqual(res.status, 999)
 
+    def test_latin1_header(self):
+        self.con.request('LATINONEHEADER', '/')
+        res = self.con.getresponse()
+        self.assertEqual(res.getheader('X-Special'), 'Dängerous Mind')
+
 
 class SimpleHTTPServerTestCase(BaseTestCase):
     class request_handler(NoLogRequestHandler, SimpleHTTPRequestHandler):