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      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 #ifndef SYNC_TEST_CALLBACK_COUNTER_H_
      6 #define SYNC_TEST_CALLBACK_COUNTER_H_
      7 
      8 namespace syncer {
      9 
     10 // Helper class to track how many times a callback is triggered.
     11 class CallbackCounter {
     12  public:
     13   CallbackCounter() { Reset(); }
     14   ~CallbackCounter() {}
     15 
     16   void Reset() { times_called_ = 0; }
     17   void Callback() { ++times_called_; }
     18   int times_called() const { return times_called_; }
     19 
     20  private:
     21   int times_called_;
     22 
     23   DISALLOW_COPY_AND_ASSIGN(CallbackCounter);
     24 };
     25 
     26 }  // namespace syncer
     27 
     28 #endif  // SYNC_TEST_CALLBACK_COUNTER_H_
     29