text: /*
   *   BSD LICENSE
   *   Copyright (c) 2021 Samsung Electronics Corporation
   *   All rights reserved.
   *
   *   Redistribution and use in source and binary forms, with or without
   *   modification, are permitted provided that the following conditions
   *   are met:
   *
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in
   *       the documentation and/or other materials provided with the
   *       distribution.
   *     * Neither the name of Samsung Electronics Corporation nor the names of
   *       its contributors may be used to endorse or promote products derived
   *       from this software without specific prior written permission.
   *
   *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #include <map>
  #include <set>
  #include <string>
  #include <vector>
  
  #include "src/allocator/wbstripe_manager/wbstripe_manager.h"
  #include "src/io/backend_io/flush_submission.h"
  
  namespace pos
  {
  using StripeVec = std::vector<Stripe*>;
  class IVolumeManager;
  class WBStripeManagerSpy : public WBStripeManager
  {
  public:
      using WBStripeManager::WBStripeManager;
      virtual ~WBStripeManagerSpy(void) = default;
      Stripe*
      GetStripe(StripeId wbLsid)
      {
          if (wbLsid == 33)
          {
              return nullptr;
          }
          else
          {
              return WBStripeManager::GetStripe(wbLsid);
          }
      }
      int
      _RequestStripeFlush(Stripe* stripe)
      {
          if (stripe->GetWbLsid() == 77)
          {
              return -1;
          }
          return 0;
      }
      int
      _ReconstructAS(StripeId vsid, StripeId wbLsid, uint64_t blockCount, ASTailArrayIdx tailarrayidx, Stripe*& stripe)
      {
          WBStripeManager::_ReconstructAS(vsid, wbLsid, blockCount, tailarrayidx, stripe);
          return 0;
      }
      int
      _GetOnlineStripes(std::set<SegmentId>& segments, std::vector<StripeId>& stripes)
      {
          WBStripeManager::_GetOnlineStripes(segments, stripes);
          return 0;
      }
      void
      PickActiveStripe(uint32_t volumeId, std::vector<Stripe*>& stripesToFlush, std::vector<StripeId>& vsidToCheckFlushDone)
      {
          if (volumeId == 77)
          {
              return;
          }
          WBStripeManager::_PickActiveStripe(volumeId, stripesToFlush, vsidToCheckFlushDone);
      }
      VirtualBlks
      _AllocateRemainingBlocks(VirtualBlkAddr tail)
      {
          return WBStripeManager::_AllocateRemainingBlocks(tail);
      }
  };
  
  } // namespace pos
  