text: // Copyright (c) 2012-2016, The CryptoNote developers, The Bytecoin developers
  //
  // This file is part of Urbancash.
  //
  // Urbancash is free software: you can redistribute it and/or modify
  // it under the terms of the GNU Lesser General Public License as published by
  // the Free Software Foundation, either version 3 of the License, or
  // (at your option) any later version.
  //
  // Urbancash is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public License
  // along with Urbancash.  If not, see <http://www.gnu.org/licenses/>.
  
  #pragma once 
  #include "Chaingen.h"
  
  struct gen_upgrade : public test_chain_unit_base
  {
    gen_upgrade();
  
    bool generate(std::vector<test_event_entry>& events) const;
  
    bool check_block_verification_context(const CryptoNote::block_verification_context& bvc, size_t eventIdx, const CryptoNote::Block& blk);
  
    bool markInvalidBlock(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool checkBlockTemplateVersionIsV1(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool checkBlockTemplateVersionIsV2(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool checkBlockRewardEqFee(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool checkBlockRewardIsZero(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool rememberCoinsInCirculationBeforeUpgrade(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
    bool rememberCoinsInCirculationAfterUpgrade(CryptoNote::core& c, size_t evIndex, const std::vector<test_event_entry>& events);
  
  private:
    bool checkBeforeUpgrade(std::vector<test_event_entry>& events, test_generator& generator,
                            const CryptoNote::Block& parentBlock, const CryptoNote::AccountBase& minerAcc, bool checkReward) const;
    bool checkAfterUpgrade(std::vector<test_event_entry>& events, test_generator& generator,
                           const CryptoNote::Block& parentBlock, const CryptoNote::AccountBase& minerAcc) const;
    bool checkBlockTemplateVersion(CryptoNote::core& c, uint8_t expectedMajorVersion, uint8_t expectedMinorVersion);
  
  private:
    size_t m_invalidBlockIndex;
    size_t m_checkBlockTemplateVersionCallCounter;
    uint64_t m_coinsInCirculationBeforeUpgrade;
    uint64_t m_coinsInCirculationAfterUpgrade;
  };
  