git / moonbite-core / src/test/fuzz/merkleblock.cpp · raw

// Copyright (c) 2020 The Bitcoin Core developers// Distributed under the MIT software license, see the accompanying// file COPYING or http://www.opensource.org/licenses/mit-license.php.#include <merkleblock.h>#include <test/fuzz/FuzzedDataProvider.h>#include <test/fuzz/fuzz.h>#include <test/fuzz/util.h>#include <uint256.h>#include <cstdint>#include <optional>#include <string>#include <vector>void test_one_input(const std::vector<uint8_t>& buffer){    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());    CPartialMerkleTree partial_merkle_tree;    switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 1)) {    case 0: {        const std::optional<CPartialMerkleTree> opt_partial_merkle_tree = ConsumeDeserializable<CPartialMerkleTree>(fuzzed_data_provider);        if (opt_partial_merkle_tree) {            partial_merkle_tree = *opt_partial_merkle_tree;        }        break;    }    case 1: {        CMerkleBlock merkle_block;        const std::optional<CBlock> opt_block = ConsumeDeserializable<CBlock>(fuzzed_data_provider);        CBloomFilter bloom_filter;        std::set<uint256> txids;        if (opt_block && !opt_block->vtx.empty()) {            if (fuzzed_data_provider.ConsumeBool()) {                merkle_block = CMerkleBlock{*opt_block, bloom_filter};            } else if (fuzzed_data_provider.ConsumeBool()) {                while (fuzzed_data_provider.ConsumeBool()) {                    txids.insert(ConsumeUInt256(fuzzed_data_provider));                }                merkle_block = CMerkleBlock{*opt_block, txids};            }        }        partial_merkle_tree = merkle_block.txn;        break;    }    }    (void)partial_merkle_tree.GetNumTransactions();    std::vector<uint256> matches;    std::vector<unsigned int> indices;    (void)partial_merkle_tree.ExtractMatches(matches, indices);}