chrome/browser/net/url_request_mock_util.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/net/url_request_mock_util.h"
   6
   7 #include <string>
   8
   9 #include "base/path_service.h"
  10 #include "base/threading/thread_restrictions.h"
  11 #include "chrome/common/chrome_paths.h"
  12 #include "content/public/browser/browser_thread.h"
  13 #include "net/test/url_request/url_request_failed_job.h"
  14 #include "net/test/url_request/url_request_mock_http_job.h"
  15 #include "net/test/url_request/url_request_slow_download_job.h"
  16 #include "net/url_request/url_request_filter.h"
  17
  18 using content::BrowserThread;
  19
  20 namespace chrome_browser_net {
  21
  22 void SetUrlRequestMocksEnabled(bool enabled) {
  23   // Since this involves changing the net::URLRequest ProtocolFactory, we need
  24   // to run on the IO thread.
  25   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  26
  27   if (enabled) {
  28     // We have to look around for our helper files, but we only use
  29     // this from tests, so allow these IO operations to happen
  30     // anywhere.
  31     base::ThreadRestrictions::ScopedAllowIO allow_io;
  32
  33     net::URLRequestFilter::GetInstance()->ClearHandlers();
  34
  35     net::URLRequestFailedJob::AddUrlHandler();
  36     net::URLRequestSlowDownloadJob::AddUrlHandler();
  37
  38     base::FilePath root_http;
  39     PathService::Get(chrome::DIR_TEST_DATA, &root_http);
  40     net::URLRequestMockHTTPJob::AddUrlHandlers(
  41         root_http, BrowserThread::GetBlockingPool());
  42   } else {
  43     // Revert to the default handlers.
  44     net::URLRequestFilter::GetInstance()->ClearHandlers();
  45   }
  46 }
  47
  48 }  // namespace chrome_browser_net