// Copyright (c) 2020-2021 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 <chainparams.h>

#include <key_io.h>

#include <test/fuzz/fuzz.h>

#include <util/chaintype.h>

#include <cassert>

#include <cstdint>

#include <string>

#include <vector>

void initialize_key_io()

{

    static ECC_Context ecc_context{};

    SelectParams(ChainType::MAIN);

}

FUZZ_TARGET(key_io, .init = initialize_key_io)

{

    const std::string random_string(buffer.begin(), buffer.end());

    const CKey key = DecodeSecret(random_string);

    if (key.IsValid()) {

        assert(key == DecodeSecret(EncodeSecret(key)));

    }

    const CExtKey ext_key = DecodeExtKey(random_string);

    if (ext_key.key.size() == 32) {

        assert(ext_key == DecodeExtKey(EncodeExtKey(ext_key)));

    }

    const CExtPubKey ext_pub_key = DecodeExtPubKey(random_string);

    if (ext_pub_key.pubkey.size() == CPubKey::COMPRESSED_SIZE) {

        assert(ext_pub_key == DecodeExtPubKey(EncodeExtPubKey(ext_pub_key)));

    }

}