Implemented mid-level Negotiate protocol for Posix.

net/http/http_network_transaction_unittest.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/http/http_network_transaction.h"
 
 #include <math.h>  // ceil
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 1790 matching lines @@
   request.load_flags = 0;
 
   MockWrite data_writes1[] = {
     MockWrite("GET /kids/login.aspx HTTP/1.1\r\n"
               "Host: 172.22.68.17\r\n"
               "Connection: keep-alive\r\n\r\n"),
   };
 
   MockRead data_reads1[] = {
     MockRead("HTTP/1.1 401 Access Denied\r\n"),
-    // Negotiate and NTLM are often requested together.  We only support NTLM.
-    MockRead("WWW-Authenticate: Negotiate\r\n"),
+    // Negotiate and NTLM are often requested together.  However, we only want to test
+    // NTLM while Negotiate is preferred over NTLM, so we skip that header.
+    // MockRead("WWW-Authenticate: Negotiate\r\n"),
     MockRead("WWW-Authenticate: NTLM\r\n"),
     MockRead("Connection: close\r\n"),
     MockRead("Content-Length: 42\r\n"),
     MockRead("Content-Type: text/html\r\n\r\n"),
     // Missing content -- won't matter, as connection will be reset.
     MockRead(false, ERR_UNEXPECTED),
   };
 
   MockWrite data_writes2[] = {
     // After restarting with a null identity, this is the
@@ skipping 101 matching lines @@
   request.load_flags = 0;
 
   MockWrite data_writes1[] = {
     MockWrite("GET /kids/login.aspx HTTP/1.1\r\n"
               "Host: 172.22.68.17\r\n"
               "Connection: keep-alive\r\n\r\n"),
   };
 
   MockRead data_reads1[] = {
     MockRead("HTTP/1.1 401 Access Denied\r\n"),
-    // Negotiate and NTLM are often requested together.  We only support NTLM.
-    MockRead("WWW-Authenticate: Negotiate\r\n"),
+    // Negotiate and NTLM are often requested together.  However, we only want to test
+    // NTLM while Negotiate is preferred over NTLM, so we skip that header.
+    // MockRead("WWW-Authenticate: Negotiate\r\n"),
     MockRead("WWW-Authenticate: NTLM\r\n"),
     MockRead("Connection: close\r\n"),
     MockRead("Content-Length: 42\r\n"),
     MockRead("Content-Type: text/html\r\n\r\n"),
     // Missing content -- won't matter, as connection will be reset.
     MockRead(false, ERR_UNEXPECTED),
   };
 
   MockWrite data_writes2[] = {
     // After restarting with a null identity, this is the
@@ skipping 28 matching lines @@
              "HAALgBnAG8AbwBnAGwAZQAuAGMAbwBtAAMAQABhAGsAZQBlAHMAYQBy"
              "AGEALQBjAG8AcgBwAC4AYQBkAC4AYwBvAHIAcAAuAGcAbwBvAGcAbAB"
              "lAC4AYwBvAG0ABQAeAGMAbwByAHAALgBnAG8AbwBnAGwAZQAuAGMAbw"
              "BtAAAAAAA=\r\n"),
     MockRead("Content-Length: 42\r\n"),
     MockRead("Content-Type: text/html\r\n\r\n"),
     MockRead("You are not authorized to view this page\r\n"),
 
     // Wrong password.
     MockRead("HTTP/1.1 401 Access Denied\r\n"),
-    MockRead("WWW-Authenticate: Negotiate\r\n"),
+    // MockRead("WWW-Authenticate: Negotiate\r\n"),
     MockRead("WWW-Authenticate: NTLM\r\n"),
     MockRead("Connection: close\r\n"),
     MockRead("Content-Length: 42\r\n"),
     MockRead("Content-Type: text/html\r\n\r\n"),
     // Missing content -- won't matter, as connection will be reset.
     MockRead(false, ERR_UNEXPECTED),
   };
 
   MockWrite data_writes3[] = {
     // After restarting with a null identity, this is the
@@ skipping 3753 matching lines @@
   ASSERT_EQ(OK, ReadTransaction(trans.get(), &response_data));
   EXPECT_EQ("hello world", response_data);
 
   EXPECT_FALSE(response->was_fetched_via_spdy);
   EXPECT_TRUE(response->was_npn_negotiated);
 
   HttpNetworkTransaction::SetNextProtos("");
   HttpNetworkTransaction::SetUseAlternateProtocols(false);
 }
 }  // namespace net