text: // Copyright (c) 2014, AEON, The Monero Project
  // 
  // All rights reserved.
  // 
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  // 
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  // 
  // 2. 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.
  // 
  // 3. Neither the name of the copyright holder 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 HOLDER 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.
  // 
  // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
  
  #pragma once 
  #include "chaingen.h"
  
  struct get_tx_validation_base : public test_chain_unit_base
  {
    get_tx_validation_base()
      : m_invalid_tx_index(0)
      , m_invalid_block_index(0)
    {
      REGISTER_CALLBACK_METHOD(get_tx_validation_base, mark_invalid_tx);
      REGISTER_CALLBACK_METHOD(get_tx_validation_base, mark_invalid_block);
    }
  
    bool check_tx_verification_context(const cryptonote::tx_verification_context& tvc, bool tx_added, size_t event_idx, const cryptonote::transaction& /*tx*/)
    {
      if (m_invalid_tx_index == event_idx)
        return tvc.m_verifivation_failed;
      else
        return !tvc.m_verifivation_failed && tx_added;
    }
  
    bool check_block_verification_context(const cryptonote::block_verification_context& bvc, size_t event_idx, const cryptonote::block& /*block*/)
    {
      if (m_invalid_block_index == event_idx)
        return bvc.m_verifivation_failed;
      else
        return !bvc.m_verifivation_failed;
    }
  
    bool mark_invalid_block(cryptonote::core& /*c*/, size_t ev_index, const std::vector<test_event_entry>& /*events*/)
    {
      m_invalid_block_index = ev_index + 1;
      return true;
    }
  
    bool mark_invalid_tx(cryptonote::core& /*c*/, size_t ev_index, const std::vector<test_event_entry>& /*events*/)
    {
      m_invalid_tx_index = ev_index + 1;
      return true;
    }
  
  private:
    size_t m_invalid_tx_index;
    size_t m_invalid_block_index;
  };
  
  struct gen_tx_big_version : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_unlock_time : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_input_is_not_txin_to_key : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_no_inputs_no_outputs : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_no_inputs_has_outputs : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_has_inputs_no_outputs : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_invalid_input_amount : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_input_wo_key_offsets : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_key_offest_points_to_foreign_key : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_sender_key_offest_not_exist : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_mixed_key_offest_not_exist : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_key_image_not_derive_from_tx_key : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_key_image_is_invalid : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_check_input_unlock_time : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_txout_to_key_has_invalid_key : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_output_with_zero_amount : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_output_is_not_txout_to_key : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  
  struct gen_tx_signatures_are_invalid : public get_tx_validation_base
  {
    bool generate(std::vector<test_event_entry>& events) const;
  };
  