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42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
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// Copyright (c) 2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <optional.h>
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#include <primitives/block.h>
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <uint256.h>
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#include <cassert>
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#include <cstdint>
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#include <string>
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#include <vector>
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void test_one_input(const std::vector<uint8_t>& buffer)
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{
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FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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const Optional<CBlockHeader> block_header = ConsumeDeserializable<CBlockHeader>(fuzzed_data_provider);
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if (!block_header) {
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return;
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}
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{
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const uint256 hash = block_header->GetHash();
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static const uint256 u256_max(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
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assert(hash != u256_max);
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assert(block_header->GetBlockTime() == block_header->nTime);
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assert(block_header->IsNull() == (block_header->nBits == 0));
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}
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{
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CBlockHeader mut_block_header = *block_header;
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mut_block_header.SetNull();
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assert(mut_block_header.IsNull());
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CBlock block{*block_header};
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assert(block.GetBlockHeader().GetHash() == block_header->GetHash());
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(void)block.ToString();
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block.SetNull();
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assert(block.GetBlockHeader().GetHash() == mut_block_header.GetHash());
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}
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}
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