1  // Copyright (c) 2019-2022 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 <bench/bench.h>
 6  #include <key.h>
 7  #include <script/descriptor.h>
 8  #include <script/script.h>
 9  #include <script/signingprovider.h>
10  
11  #include <cassert>
12  #include <cstdint>
13  #include <memory>
14  #include <string>
15  #include <string_view>
16  #include <utility>
17  #include <vector>
18  
19  static void ExpandDescriptor(benchmark::Bench& bench)
20  {
21      ECC_Context ecc_context{};
22  
23      constexpr std::string_view desc_str{"sh(wsh(multi(16,03669b8afcec803a0d323e9a17f3ea8e68e8abe5a278020a929adbec52421adbd0,0260b2003c386519fc9eadf2b5cf124dd8eea4c4e68d5e154050a9346ea98ce600,0362a74e399c39ed5593852a30147f2959b56bb827dfa3e60e464b02ccf87dc5e8,0261345b53de74a4d721ef877c255429961b7e43714171ac06168d7e08c542a8b8,02da72e8b46901a65d4374fe6315538d8f368557dda3a1dcf9ea903f3afe7314c8,0318c82dd0b53fd3a932d16e0ba9e278fcc937c582d5781be626ff16e201f72286,0297ccef1ef99f9d73dec9ad37476ddb232f1238aff877af19e72ba04493361009,02e502cfd5c3f972fe9a3e2a18827820638f96b6f347e54d63deb839011fd5765d,03e687710f0e3ebe81c1037074da939d409c0025f17eb86adb9427d28f0f7ae0e9,02c04d3a5274952acdbc76987f3184b346a483d43be40874624b29e3692c1df5af,02ed06e0f418b5b43a7ec01d1d7d27290fa15f75771cb69b642a51471c29c84acd,036d46073cbb9ffee90473f3da429abc8de7f8751199da44485682a989a4bebb24,02f5d1ff7c9029a80a4e36b9a5497027ef7f3e73384a4a94fbfe7c4e9164eec8bc,02e41deffd1b7cce11cde209a781adcffdabd1b91c0ba0375857a2bfd9302419f3,02d76625f7956a7fc505ab02556c23ee72d832f1bac391bcd2d3abce5710a13d06,0399eb0a5487515802dc14544cf10b3666623762fbed2ec38a3975716e2c29c232)))"};
24      const std::pair<int64_t, int64_t> range = {0, 1000};
25      FlatSigningProvider provider;
26      std::string error;
27      auto descs = Parse(desc_str, provider, error);
28  
29      bench.run([&] {
30          for (int i = range.first; i <= range.second; ++i) {
31              std::vector<CScript> scripts;
32              bool success = descs[0]->Expand(i, provider, scripts, provider);
33              assert(success);
34          }
35      });
36  }
37  
38  BENCHMARK(ExpandDescriptor, benchmark::PriorityLevel::HIGH);