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hacktober fest #214

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Z3N00 wants to merge 304 commits from zeno into master
pull from: zeno
merge into: LBRYCommunity:master
Conversation 1 Commits 304 Files changed 126 +60 -12
2 changed files with 60 additions and 12 deletions
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Showing only changes of commit 13204c4cfa - Show all commits

21
src/main.cpp
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@ -1595,9 +1595,11 @@ static bool ApplyTxInUndo(const CTxInUndo& undo, CCoinsViewCache& view, CNCCTrie
std::string name(vvchParams[0].begin(), vvchParams[0].end());
LogPrintf("%s: Restoring %s to the NCC trie due to a block being disconnected\n", __func__, name.c_str());
int nValidHeight = undo.nNCCValidHeight;
assert(nValidHeight > 0 && nValidHeight >= coins->nHeight);
if (!trieCache.undoSpendClaim(name, out.hash, out.n, undo.txout.nValue, coins->nHeight, nValidHeight))
LogPrintf("%s: Something went wrong inserting the name\n", __func__);
if (nValidHeight > 0 && nValidHeight >= coins->nHeight)
{
if (!trieCache.undoSpendClaim(name, out.hash, out.n, undo.txout.nValue, coins->nHeight, nValidHeight))
LogPrintf("%s: Something went wrong inserting the name\n", __func__);
}
}
coins->vout[out.n] = undo.txout;
@ -1874,12 +1876,13 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
std::string name(vvchParams[0].begin(), vvchParams[0].end());
int nValidAtHeight;
LogPrintf("%s: Removing %s from the ncc trie. Tx: %s, nOut: %d\n", __func__, name, txin.prevout.hash.GetHex(), txin.prevout.n);
if (!trieCache.spendClaim(name, txin.prevout.hash, txin.prevout.n, coins->nHeight, nValidAtHeight))
LogPrintf("%s: Something went wrong removing the name\n", __func__);
mNCCUndoHeights[i] = nValidAtHeight;
std::pair<uint256, unsigned int> val(txin.prevout.hash, txin.prevout.n);
std::pair<std::string, std::pair<uint256, unsigned int> > entry(name, val);
spentClaims.insert(entry);
if (trieCache.spendClaim(name, txin.prevout.hash, txin.prevout.n, coins->nHeight, nValidAtHeight))
{
mNCCUndoHeights[i] = nValidAtHeight;
std::pair<uint256, unsigned int> val(txin.prevout.hash, txin.prevout.n);
std::pair<std::string, std::pair<uint256, unsigned int> > entry(name, val);
spentClaims.insert(entry);
}
}
}

51
src/test/ncctrie_tests.cpp
View file

@ -139,7 +139,7 @@ const unsigned int expire_nonces[] = {
19076, 179631, 36500, 152550, 56501, 81202, 77561, 134713, 81130, 22321,
112081, 32992, 144573, 21369, 2471, 18371, 63050, 44211, 6147, 206052,
34252, 534, 20176, 58035, 24268, 19608, 37770, 57588, 120961, 58415,
4780, 4614, 229320, 42279, 41295, 23501, 78183};
4780, 4614, 229320, 42279, 41295, 23501, 78183, 171983, 24229};
BOOST_FIXTURE_TEST_SUITE(ncctrie_tests, TestingSetup)
@ -199,9 +199,7 @@ bool CreateBlock(CBlockTemplate* pblocktemplate, int nonce)
pblock->vtx[0] = CTransaction(txCoinbase);
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
//if (nonce != -1)
//{
pblock->nNonce = nonce;
//}
/*else
{
for (int i = 0; ; ++i)
@ -1070,6 +1068,8 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
mempool.clear();
// advance until the expiration event occurs. verify the event occurs on time.
@ -1094,6 +1094,31 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
// spend the expired claim
AddToMempool(tx2);
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
BOOST_CHECK(pblocktemplate->block.vtx.size() == 2);
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, expire_nonces[block_counter++]));
blocks_to_invalidate.push_back(pblocktemplate->block.hashPrevBlock);
delete pblocktemplate;
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
// undo the spend. verify everything remains empty.
BOOST_CHECK(RemoveBlock(blocks_to_invalidate.back()));
blocks_to_invalidate.pop_back();
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
mempool.clear();
// roll back to before the expiration event. verify the claim is reinserted. verify the expiration event is scheduled again.
@ -1103,6 +1128,26 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
// verify the expiration event happens at the right time again
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, expire_nonces[block_counter++]));
blocks_to_invalidate.push_back(pblocktemplate->block.hashPrevBlock);
delete pblocktemplate;
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
// roll back to before the expiration event. verify it gets reinserted and expiration gets scheduled.
BOOST_CHECK(RemoveBlock(blocks_to_invalidate.back()));
blocks_to_invalidate.pop_back();
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
// roll back to before the claim is valid. verify the claim is removed but the expiration event is not.
BOOST_CHECK(RemoveBlock(blocks_to_invalidate.back()));