chrome/browser/browsing_data/browsing_data_helper_browsertest.h

   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 // Contains code shared by all browsing data browsertests.
   6
   7 #ifndef CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_BROWSERTEST_H_
   8 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_BROWSERTEST_H_
   9
  10 #include <list>
  11
  12 #include "base/basictypes.h"
  13 #include "base/logging.h"
  14 #include "base/message_loop/message_loop.h"
  15
  16 // This template can be used for the StartFetching methods of the browsing data
  17 // helper classes. It is supposed to be instantiated with the respective
  18 // browsing data info type.
  19 template <typename T>
  20 class BrowsingDataHelperCallback {
  21  public:
  22   BrowsingDataHelperCallback()
  23       : has_result_(false) {
  24   }
  25
  26   const std::list<T>& result() {
  27     base::MessageLoop::current()->Run();
  28     DCHECK(has_result_);
  29     return result_;
  30   }
  31
  32   void callback(const std::list<T>& info) {
  33     result_ = info;
  34     has_result_ = true;
  35     base::MessageLoop::current()->Quit();
  36   }
  37
  38  private:
  39   bool has_result_;
  40   std::list<T> result_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(BrowsingDataHelperCallback);
  43 };
  44
  45 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_BROWSERTEST_H_