LCOV - code coverage report
Current view: top level - src/test/fuzz - crypto_hkdf_hmac_sha256_l32.cpp (source / functions) Coverage Total Hit
Test: fuzz_coverage.info Lines: 100.0 % 9 9
Test Date: 2024-09-01 05:20:30 Functions: 100.0 % 2 2
Branches: 60.0 % 20 12

             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 <crypto/hkdf_sha256_32.h>
       6                 :             : #include <test/fuzz/FuzzedDataProvider.h>
       7                 :             : #include <test/fuzz/fuzz.h>
       8                 :             : #include <test/fuzz/util.h>
       9                 :             : 
      10                 :             : #include <cstdint>
      11                 :             : #include <string>
      12                 :             : #include <vector>
      13                 :             : 
      14   [ +  -  +  - ]:         194 : FUZZ_TARGET(crypto_hkdf_hmac_sha256_l32)
      15                 :             : {
      16                 :         191 :     FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
      17                 :             : 
      18                 :         191 :     const std::vector<uint8_t> initial_key_material = ConsumeRandomLengthByteVector(fuzzed_data_provider);
      19                 :             : 
      20   [ +  -  +  - ]:         191 :     CHKDF_HMAC_SHA256_L32 hkdf_hmac_sha256_l32(initial_key_material.data(), initial_key_material.size(), fuzzed_data_provider.ConsumeRandomLengthString(1024));
      21   [ +  -  +  +  :       91624 :     LIMITED_WHILE(fuzzed_data_provider.ConsumeBool(), 10000) {
                   +  + ]
      22         [ +  - ]:       91433 :         std::vector<uint8_t> out(32);
      23   [ -  +  +  - ]:       91433 :         hkdf_hmac_sha256_l32.Expand32(fuzzed_data_provider.ConsumeRandomLengthString(128), out.data());
      24                 :       91433 :     }
      25                 :         191 : }
        

Generated by: LCOV version 2.0-1