root/chrome/browser/net/url_request_mock_util.cc

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DEFINITIONS

This source file includes following definitions.
  1. SetUrlRequestMocksEnabled

// 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 "chrome/browser/net/url_request_mock_util.h"

#include <string>

#include "base/path_service.h"
#include "base/threading/thread_restrictions.h"
#include "chrome/browser/google/google_util.h"
#include "chrome/common/chrome_paths.h"
#include "content/public/browser/browser_thread.h"
#include "content/test/net/url_request_failed_job.h"
#include "content/test/net/url_request_mock_http_job.h"
#include "content/test/net/url_request_slow_download_job.h"
#include "net/url_request/url_request_filter.h"

using content::BrowserThread;

namespace chrome_browser_net {

void SetUrlRequestMocksEnabled(bool enabled) {
  // Since this involves changing the net::URLRequest ProtocolFactory, we need
  // to run on the IO thread.
  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));

  if (enabled) {
    // We have to look around for our helper files, but we only use
    // this from tests, so allow these IO operations to happen
    // anywhere.
    base::ThreadRestrictions::ScopedAllowIO allow_io;

    net::URLRequestFilter::GetInstance()->ClearHandlers();

    content::URLRequestFailedJob::AddUrlHandler();
    content::URLRequestSlowDownloadJob::AddUrlHandler();

    base::FilePath root_http;
    PathService::Get(chrome::DIR_TEST_DATA, &root_http);
    content::URLRequestMockHTTPJob::AddUrlHandler(root_http);
    content::URLRequestMockHTTPJob::AddHostnameToFileHandler(
        google_util::LinkDoctorBaseURL().host(),
        root_http.AppendASCII("mock-link-doctor.json"));
  } else {
    // Revert to the default handlers.
    net::URLRequestFilter::GetInstance()->ClearHandlers();
  }
}

}  // namespace chrome_browser_net

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