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[c++11] Use std::unique_ptr for block creation.

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CreateNewBlock returns a pointer for which the caller takes ownership.
Use std::unique_ptr to make this explicit and simplify handling of these
objects in getblocktemplate.
This commit is contained in:
Daniel Kraft
2016-06-18 19:38:28 +02:00
parent ed2cd59e25
commit 9fce0629b4
5 changed files with 15 additions and 24 deletions
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15
src/test/miner_tests.cpp
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@@ -18,6 +18,8 @@
#include "test/test_bitcoin.h"
#include <memory>
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(miner_tests, TestingSetup)
@@ -105,7 +107,7 @@ void TestPackageSelection(const CChainParams& chainparams, CScript scriptPubKey,
uint256 hashHighFeeTx = tx.GetHash();
mempool.addUnchecked(hashHighFeeTx, entry.Fee(50000).Time(GetTime()).SpendsCoinbase(false).FromTx(tx));
CBlockTemplate *pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
std::unique_ptr<CBlockTemplate> pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
BOOST_CHECK(pblocktemplate->block.vtx[1].GetHash() == hashParentTx);
BOOST_CHECK(pblocktemplate->block.vtx[2].GetHash() == hashHighFeeTx);
BOOST_CHECK(pblocktemplate->block.vtx[3].GetHash() == hashMediumFeeTx);
@@ -183,7 +185,7 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
{
const CChainParams& chainparams = Params(CBaseChainParams::MAIN);
CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
CBlockTemplate *pblocktemplate;
std::unique_ptr<CBlockTemplate> pblocktemplate;
CMutableTransaction tx,tx2;
CScript script;
uint256 hash;
@@ -225,11 +227,9 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
BOOST_CHECK(state.IsValid());
pblock->hashPrevBlock = pblock->GetHash();
}
delete pblocktemplate;
// Just to make sure we can still make simple blocks
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
const CAmount BLOCKSUBSIDY = 50*COIN;
const CAmount LOWFEE = CENT;
@@ -268,7 +268,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
tx.vin[0].prevout.hash = hash;
}
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
mempool.clear();
// block size > limit
@@ -289,7 +288,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
tx.vin[0].prevout.hash = hash;
}
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
mempool.clear();
// orphan in mempool, template creation fails
@@ -313,7 +311,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
hash = tx.GetHash();
mempool.addUnchecked(hash, entry.Fee(HIGHERFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
mempool.clear();
// coinbase in mempool, template creation fails
@@ -371,7 +368,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
chainActive.SetTip(next);
}
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
// Extend to a 210000-long block chain.
while (chainActive.Tip()->nHeight < 210000) {
CBlockIndex* prev = chainActive.Tip();
@@ -384,7 +380,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
chainActive.SetTip(next);
}
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
delete pblocktemplate;
// Delete the dummy blocks again.
while (chainActive.Tip()->nHeight > nHeight) {
CBlockIndex* del = chainActive.Tip();
@@ -477,7 +472,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
// but relative locked txs will if inconsistently added to mempool.
// For now these will still generate a valid template until BIP68 soft fork
BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 3);
delete pblocktemplate;
// However if we advance height by 1 and time by 512, all of them should be mined
for (int i = 0; i < CBlockIndex::nMedianTimeSpan; i++)
chainActive.Tip()->GetAncestor(chainActive.Tip()->nHeight - i)->nTime += 512; //Trick the MedianTimePast
@@ -486,7 +480,6 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 5);
delete pblocktemplate;
chainActive.Tip()->nHeight--;
SetMockTime(0);