text: // Copyright (c) 2012-2020 The UFO Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include <bench/bench.h>
  #include <interfaces/chain.h>
  #include <node/context.h>
  #include <optional.h>
  #include <test/util/mining.h>
  #include <test/util/setup_common.h>
  #include <test/util/wallet.h>
  #include <validationinterface.h>
  #include <wallet/wallet.h>
  
  static void WalletBalance(benchmark::Bench& bench, const bool set_dirty, const bool add_watchonly, const bool add_mine)
  {
      TestingSetup test_setup{
          CBaseChainParams::REGTEST,
          /* extra_args */ {
              "-nodebuglogfile",
              "-nodebug",
          },
      };
  
      const auto& ADDRESS_WATCHONLY = ADDRESS_BCRT1_UNSPENDABLE;
  
      CWallet wallet{test_setup.m_node.chain.get(), "", CreateMockWalletDatabase()};
      {
          wallet.SetupLegacyScriptPubKeyMan();
          bool first_run;
          if (wallet.LoadWallet(first_run) != DBErrors::LOAD_OK) assert(false);
      }
      auto handler = test_setup.m_node.chain->handleNotifications({&wallet, [](CWallet*) {}});
  
      const Optional<std::string> address_mine{add_mine ? Optional<std::string>{getnewaddress(wallet)} : nullopt};
      if (add_watchonly) importaddress(wallet, ADDRESS_WATCHONLY);
  
      for (int i = 0; i < 100; ++i) {
          generatetoaddress(test_setup.m_node, address_mine.value_or(ADDRESS_WATCHONLY));
          generatetoaddress(test_setup.m_node, ADDRESS_WATCHONLY);
      }
      SyncWithValidationInterfaceQueue();
  
      auto bal = wallet.GetBalance(); // Cache
  
      bench.run([&] {
          if (set_dirty) wallet.MarkDirty();
          bal = wallet.GetBalance();
          if (add_mine) assert(bal.m_mine_trusted > 0);
          if (add_watchonly) assert(bal.m_watchonly_trusted > 0);
      });
  }
  
  static void WalletBalanceDirty(benchmark::Bench& bench) { WalletBalance(bench, /* set_dirty */ true, /* add_watchonly */ true, /* add_mine */ true); }
  static void WalletBalanceClean(benchmark::Bench& bench) { WalletBalance(bench, /* set_dirty */ false, /* add_watchonly */ true, /* add_mine */ true); }
  static void WalletBalanceMine(benchmark::Bench& bench) { WalletBalance(bench, /* set_dirty */ false, /* add_watchonly */ false, /* add_mine */ true); }
  static void WalletBalanceWatch(benchmark::Bench& bench) { WalletBalance(bench, /* set_dirty */ false, /* add_watchonly */ true, /* add_mine */ false); }
  
  BENCHMARK(WalletBalanceDirty);
  BENCHMARK(WalletBalanceClean);
  BENCHMARK(WalletBalanceMine);
  BENCHMARK(WalletBalanceWatch);
  