Allows deferral of a URLRequest just before talking to the network, at

net/url_request/url_request_test_util.cc

 // Copyright (c) 2012 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/url_request/url_request_test_util.h"
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/threading/thread.h"
@@ skipping 150 matching lines @@
   return network_task_runner_;
 }
 
 TestDelegate::TestDelegate()
     : cancel_in_rr_(false),
       cancel_in_rs_(false),
       cancel_in_rd_(false),
       cancel_in_rd_pending_(false),
       quit_on_complete_(true),
       quit_on_redirect_(false),
+      quit_on_before_network_start_(false),
       allow_certificate_errors_(false),
       response_started_count_(0),
       received_bytes_count_(0),
       received_redirect_count_(0),
+      received_before_network_start_count_(0),
       received_data_before_response_(false),
       request_failed_(false),
       have_certificate_errors_(false),
       certificate_errors_are_fatal_(false),
       auth_required_(false),
       have_full_request_headers_(false),
       buf_(new IOBuffer(kBufferSize)) {
 }
 
 TestDelegate::~TestDelegate() {}
@@ skipping 14 matching lines @@
   received_redirect_count_++;
   if (quit_on_redirect_) {
     *defer_redirect = true;
     base::MessageLoop::current()->PostTask(FROM_HERE,
                                            base::MessageLoop::QuitClosure());
   } else if (cancel_in_rr_) {
     request->Cancel();
   }
 }
 
+void TestDelegate::OnBeforeNetworkStart(URLRequest* request, bool* defer) {
+  received_before_network_start_count_++;
+  if (quit_on_before_network_start_) {
+    *defer = true;
+    base::MessageLoop::current()->PostTask(FROM_HERE,
+                                           base::MessageLoop::QuitClosure());
+  }
+}
+
 void TestDelegate::OnAuthRequired(URLRequest* request,
                                   AuthChallengeInfo* auth_info) {
   auth_required_ = true;
   if (!credentials_.Empty()) {
     request->SetAuth(credentials_);
   } else {
     request->CancelAuth();
   }
 }
 
@@ skipping 384 matching lines @@
   URLRequestJob* job = main_intercept_job_;
   main_intercept_job_ = NULL;
   return job;
 }
 
 void TestJobInterceptor::set_main_intercept_job(URLRequestJob* job) {
   main_intercept_job_ = job;
 }
 
 }  // namespace net