Made functional doctests set the Www-Authenticate header.

lib/python/Testing/ZopeTestCase/doc/CHANGES.txt

@@ -4,7 +4,8 @@ Unreleased
   than GET or HEAD while omitting the stdin argument.
 - installProduct() now becomes a noop if ZopeTestCase did not apply its
   patches.
-- Made the functional doc tests set the cookie related headers.
+- Made the functional doctests set the cookie related headers.
+- Made functional doctests set the Www-Authenticate header.
 - Made sure logging is configured. Read $INSTANCE_HOME/log.ini if it exists.
 
 0.9.8 (Zope 2.8 edition)

lib/python/Testing/ZopeTestCase/zopedoctest/FunctionalDocTest.txt

@@ -124,6 +124,7 @@ Test Unauthorized
   ... """, handle_errors=True)
   HTTP/1.1 401 Unauthorized
   ...
+  Www-Authenticate: basic realm=...
 
 Test Basic Authentication
 

lib/python/Testing/ZopeTestCase/zopedoctest/functional.py

@@ -182,6 +182,7 @@ def http(request_string, handle_errors=True):
     header_output.setResponseStatus(response.getStatus(), response.errmsg)
     header_output.setResponseHeaders(response.headers)
     header_output.appendResponseHeaders(response._cookie_list())
+    header_output.appendResponseHeaders(response.accumulated_headers.splitlines())
 
     # Restore previous security manager, which may have been changed
     # by calling the publish method above