LCOV - code coverage report
Current view: top level - src/test/fuzz - fee_rate.cpp (source / functions) Coverage Total Hit
Test: fuzz_coverage.info Lines: 100.0 % 15 15
Test Date: 2024-12-04 04:00:22 Functions: 100.0 % 2 2
Branches: 83.3 % 12 10

             Branch data     Line data    Source code
       1                 :             : // Copyright (c) 2020-2021 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 <consensus/amount.h>
       6                 :             : #include <policy/feerate.h>
       7                 :             : #include <test/fuzz/FuzzedDataProvider.h>
       8                 :             : #include <test/fuzz/fuzz.h>
       9                 :             : #include <test/fuzz/util.h>
      10                 :             : 
      11                 :             : #include <cstdint>
      12                 :             : #include <limits>
      13                 :             : #include <string>
      14                 :             : #include <vector>
      15                 :             : 
      16         [ +  - ]:         431 : FUZZ_TARGET(fee_rate)
      17                 :             : {
      18                 :          19 :     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
      19                 :          19 :     const CAmount satoshis_per_k = ConsumeMoney(fuzzed_data_provider);
      20                 :          19 :     const CFeeRate fee_rate{satoshis_per_k};
      21                 :             : 
      22                 :          19 :     (void)fee_rate.GetFeePerK();
      23                 :          19 :     const auto bytes = fuzzed_data_provider.ConsumeIntegral<uint32_t>();
      24         [ +  + ]:          19 :     if (!MultiplicationOverflow(int64_t{bytes}, satoshis_per_k)) {
      25                 :          17 :         (void)fee_rate.GetFee(bytes);
      26                 :             :     }
      27                 :          19 :     (void)fee_rate.ToString();
      28                 :             : 
      29                 :          19 :     const CAmount another_satoshis_per_k = ConsumeMoney(fuzzed_data_provider);
      30         [ +  + ]:          19 :     CFeeRate larger_fee_rate{another_satoshis_per_k};
      31         [ +  + ]:          19 :     larger_fee_rate += fee_rate;
      32         [ +  + ]:          19 :     if (satoshis_per_k != 0 && another_satoshis_per_k != 0) {
      33         [ -  + ]:           2 :         assert(fee_rate < larger_fee_rate);
      34                 :             :         assert(!(fee_rate > larger_fee_rate));
      35                 :             :         assert(!(fee_rate == larger_fee_rate));
      36                 :             :         assert(fee_rate <= larger_fee_rate);
      37                 :             :         assert(!(fee_rate >= larger_fee_rate));
      38                 :             :         assert(fee_rate != larger_fee_rate);
      39                 :             :     }
      40                 :          19 : }
        

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