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// Copyright (c) 2019-2020 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 <test/util/mining.h>
#include <chainparams.h>
#include <consensus/merkle.h>
#include <key_io.h>
#include <miner.h>
#include <node/context.h>
#include <pow.h>
#include <script/standard.h>
#include <util/check.h>
#include <validation.h>
CTxIn generatetoaddress(const NodeContext& node, const std::string& address)
{
const auto dest = DecodeDestination(address);
assert(IsValidDestination(dest));
const auto coinbase_script = GetScriptForDestination(dest);
return MineBlock(node, coinbase_script);
}
CTxIn MineBlock(const NodeContext& node, const CScript& coinbase_scriptPubKey)
{
auto block = PrepareBlock(node, coinbase_scriptPubKey);
while (!CheckProofOfWork(block->GetHash(), block->nBits, Params().GetConsensus())) {
++block->nNonce;
assert(block->nNonce);
}
bool processed{Assert(node.chainman)->ProcessNewBlock(Params(), block, true, nullptr)};
assert(processed);
return CTxIn{block->vtx[0]->GetHash(), 0};
}
std::shared_ptr<CBlock> PrepareBlock(const NodeContext& node, const CScript& coinbase_scriptPubKey)
{
auto block = std::make_shared<CBlock>(
BlockAssembler{::ChainstateActive(), *Assert(node.mempool), Params()}
.CreateNewBlock(coinbase_scriptPubKey)
->block);
LOCK(cs_main);
block->nTime = ::ChainActive().Tip()->GetMedianTimePast() + 1;
block->hashMerkleRoot = BlockMerkleRoot(*block);
return block;
}
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