LCOV - code coverage report
Current view: top level - src/test/fuzz - eval_script.cpp (source / functions) Hit Total Coverage
Test: fuzz_coverage.info Lines: 2 14 14.3 %
Date: 2023-10-05 12:38:51 Functions: 2 4 50.0 %
Branches: 2 12 16.7 %

           Branch data     Line data    Source code
       1                 :            : // Copyright (c) 2009-2021 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 <pubkey.h>
       6                 :            : #include <script/interpreter.h>
       7                 :            : #include <test/fuzz/FuzzedDataProvider.h>
       8                 :            : #include <test/fuzz/fuzz.h>
       9                 :            : 
      10                 :            : #include <limits>
      11                 :            : 
      12         [ -  + ]:          4 : FUZZ_TARGET(eval_script)
      13                 :            : {
      14                 :          0 :     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
      15                 :          0 :     const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
      16                 :          0 :     const std::vector<uint8_t> script_bytes = [&] {
      17         [ #  # ]:          0 :         if (fuzzed_data_provider.remaining_bytes() != 0) {
      18                 :          0 :             return fuzzed_data_provider.ConsumeRemainingBytes<uint8_t>();
      19                 :            :         } else {
      20                 :            :             // Avoid UBSan warning:
      21                 :            :             //   test/fuzz/FuzzedDataProvider.h:212:17: runtime error: null pointer passed as argument 1, which is declared to never be null
      22                 :            :             //   /usr/include/string.h:43:28: note: nonnull attribute specified here
      23                 :          0 :             return std::vector<uint8_t>();
      24                 :            :         }
      25         [ +  - ]:          2 :     }();
      26         [ #  # ]:          0 :     const CScript script(script_bytes.begin(), script_bytes.end());
      27         [ #  # ]:          0 :     for (const auto sig_version : {SigVersion::BASE, SigVersion::WITNESS_V0}) {
      28                 :          0 :         std::vector<std::vector<unsigned char>> stack;
      29         [ #  # ]:          0 :         (void)EvalScript(stack, script, flags, BaseSignatureChecker(), sig_version, nullptr);
      30                 :          0 :     }
      31                 :          0 : }

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