LCOV - code coverage report
Current view: top level - src/test/fuzz - blockfilter.cpp (source / functions) Hit Total Coverage
Test: fuzz_coverage.info Lines: 2 24 8.3 %
Date: 2023-11-06 23:13:05 Functions: 1 3 33.3 %
Branches: 2 44 4.5 %

           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 <blockfilter.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 <optional>
      12                 :            : #include <string>
      13                 :            : #include <vector>
      14                 :            : 
      15 [ +  - ][ +  - ]:          6 : FUZZ_TARGET(blockfilter)
      16                 :            : {
      17                 :          0 :     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
      18                 :          0 :     const std::optional<BlockFilter> block_filter = ConsumeDeserializable<BlockFilter>(fuzzed_data_provider);
      19         [ #  # ]:          0 :     if (!block_filter) {
      20                 :          0 :         return;
      21                 :            :     }
      22                 :            :     {
      23         [ #  # ]:          0 :         (void)block_filter->ComputeHeader(ConsumeUInt256(fuzzed_data_provider));
      24         [ #  # ]:          0 :         (void)block_filter->GetBlockHash();
      25         [ #  # ]:          2 :         (void)block_filter->GetEncodedFilter();
      26         [ #  # ]:          0 :         (void)block_filter->GetHash();
      27                 :            :     }
      28                 :            :     {
      29         [ #  # ]:          0 :         const BlockFilterType block_filter_type = block_filter->GetFilterType();
      30         [ #  # ]:          0 :         (void)BlockFilterTypeName(block_filter_type);
      31                 :            :     }
      32                 :            :     {
      33 [ #  # ][ #  # ]:          0 :         const GCSFilter gcs_filter = block_filter->GetFilter();
      34         [ #  # ]:          0 :         (void)gcs_filter.GetN();
      35         [ #  # ]:          0 :         (void)gcs_filter.GetParams();
      36         [ #  # ]:          0 :         (void)gcs_filter.GetEncoded();
      37         [ #  # ]:          0 :         (void)gcs_filter.Match(ConsumeRandomLengthByteVector(fuzzed_data_provider));
      38         [ #  # ]:          0 :         GCSFilter::ElementSet element_set;
      39 [ #  # ][ #  # ]:          0 :         LIMITED_WHILE(fuzzed_data_provider.ConsumeBool(), 30000)
                 [ #  # ]
      40                 :            :         {
      41         [ #  # ]:          0 :             element_set.insert(ConsumeRandomLengthByteVector(fuzzed_data_provider));
      42                 :          0 :         }
      43         [ #  # ]:          0 :         gcs_filter.MatchAny(element_set);
      44                 :          0 :     }
      45         [ #  # ]:          0 : }

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