logging.cpp raw

   1  // Copyright (c) 2019-present The Bitcoin Core developers
   2  // Distributed under the MIT software license, see the accompanying
   3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4  
   5  #include <test/util/logging.h>
   6  
   7  #include <logging.h>
   8  #include <noui.h>
   9  #include <tinyformat.h>
  10  
  11  #include <cstdlib>
  12  #include <iostream>
  13  
  14  DebugLogHelper::DebugLogHelper(std::string message, MatchFn match)
  15      : m_message{std::move(message)}, m_match(std::move(match))
  16  {
  17      m_print_connection = LogInstance().PushBackCallback(
  18          [this](const std::string& s) {
  19              if (m_found) return;
  20              m_found = s.find(m_message) != std::string::npos && m_match(&s);
  21          });
  22      noui_test_redirect();
  23  }
  24  
  25  DebugLogHelper::~DebugLogHelper()
  26  {
  27      noui_reconnect();
  28      LogInstance().DeleteCallback(m_print_connection);
  29      if (!m_found && m_match(nullptr)) {
  30          tfm::format(std::cerr, "Fatal error: expected message not found in the debug log: '%s'\n", m_message);
  31          std::abort();
  32      }
  33  }
  34