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-rw-r--r--src/test/util/mining.cpp53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/test/util/mining.cpp b/src/test/util/mining.cpp
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+++ b/src/test/util/mining.cpp
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+// Copyright (c) 2019 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 <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{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)
+{
+ assert(node.mempool);
+ auto block = std::make_shared<CBlock>(
+ BlockAssembler{*node.mempool, Params()}
+ .CreateNewBlock(coinbase_scriptPubKey)
+ ->block);
+
+ LOCK(cs_main);
+ block->nTime = ::ChainActive().Tip()->GetMedianTimePast() + 1;
+ block->hashMerkleRoot = BlockMerkleRoot(*block);
+
+ return block;
+}