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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 +167 -6
3 changed files with 167 additions and 6 deletions
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3
src/miner.cpp
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@ -313,8 +313,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
assert(vvchParams.size() == 2);
std::string name(vvchParams[0].begin(), vvchParams[0].end());
int throwaway;
if (!trieCache.spendClaim(name, txin.prevout.hash, txin.prevout.n, coins->nHeight, throwaway))
LogPrintf("%s: Something went wrong removing the name\n", __func__);
trieCache.spendClaim(name, txin.prevout.hash, txin.prevout.n, coins->nHeight, throwaway);
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);

2
src/ncctrie.cpp
View file

@ -904,12 +904,12 @@ bool CNCCTrieCache::removeClaimFromTrie(const std::string name, uint256 txhash,
if (!success)
{
LogPrintf("%s: Removing a value was unsuccessful. name = %s, txhash = %s, nOut = %d", __func__, name.c_str(), txhash.GetHex(), nOut);
return false;
}
else
{
nValidAtHeight = val.nValidAtHeight;
}
assert(success);
if (fChanged)
{
for (std::string::const_iterator itCur = name.begin(); itCur != name.end(); ++itCur)

168
src/test/ncctrie_tests.cpp
View file

@ -140,7 +140,28 @@ const unsigned int expire_nonces[] = {
11252, 21975, 35712, 7510, 1534, 44727, 143860, 47305, 27722, 175266,
43248, 225233, 11955, 88368, 168603, 124807, 69459, 31880, 49456, 355451,
79880, 128749, 65667, 10897, 14131, 4409, 10523, 8720, 112240, 71025,
95521, 103635, 39284, 63443, 66790, 52473, 80317, 118192, 76604,};
95521, 103635, 39284, 63443, 66790, 52473, 80317, 118192, 76604, 42631,
124855, 28023, 52448, 140048, 15594, 192785, 5973, 40950, 37768, 94673,
82233, 7635, 172419, 88992, 5259, 59021, 94380, 38724, 287534, 8261,
3699, 52757, 83678, 134701, 109758, 11209, 52740, 44356, 56768, 22635,
28090, 28563, 92925, 32423, 11457, 3837, 13992, 41831, 35708, 3784,
29034, 29481, 29843, 48043, 69674, 20555, 38391, 26421, 10631, 92622,
20304, 27564, 10952, 128072, 19793, 21355, 12599, 17296, 51064, 139138,
22038, 6035, 3012, 43928, 110504, 1708, 10164, 79900, 21204, 78917,
8746, 61911, 45844, 1885, 13413, 11197, 58423, 24607, 142379, 28543,
57602, 298725, 6766, 82398, 31727, 87268, 13744, 35847, 123645, 106809,
10275, 23769, 91704, 20887, 74599, 95506, 188778, 56997, 36100, 72149,
69856, 117184, 11810, 65634, 18767, 30398, 30976, 62762, 54996, 5967,
102018, 7538, 117803, 13328, 98490, 18573, 254, 110552, 4154, 152476,
102240, 3962, 33563, 95590, 182191, 12839, 13578, 15032, 1445, 4095,
92483, 21161, 1623, 22039, 67635, 61451, 62277, 154696, 195002, 15911,
3103, 5683, 15840, 4474, 68755, 4592, 8261, 81237, 120883, 41460,
11793, 125524, 280727, 326875, 12209, 24251, 101730, 4289, 91666, 1238,
24388, 34929, 43158, 88433, 39474, 19966, 12112, 150581, 46709, 5426,
78896, 28203, 60363, 139941, 62739, 133675, 148176, 125234, 221557, 15251,
2323, 21270, 15099, 18092, 11211, 170844, 2169, 33698, 66588, 62719,
120057, 8823, 5430, 44579, 61385, 84720, 64857, 70478, 116285, 8904,
63423};
BOOST_FIXTURE_TEST_SUITE(ncctrie_tests, TestingSetup)
@ -892,13 +913,16 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
tx1.vout[0].scriptPubKey = CScript() << OP_CLAIM_NAME << vchName << vchValue << OP_2DROP << OP_DROP << OP_TRUE;
CMutableTransaction tx2 = BuildTransaction(tx1);
tx2.vout[0].scriptPubKey = CScript() << OP_TRUE;
CMutableTransaction tx3 = BuildTransaction(coinbases[1]);
tx3.vout[0].scriptPubKey = CScript() << OP_CLAIM_NAME << vchName << vchValue << OP_2DROP << OP_DROP << OP_TRUE;
tx3.vout[0].nValue = tx1.vout[0].nValue >> 1;
std::vector<uint256> blocks_to_invalidate;
// set expiration time to 100 blocks after the block becomes valid.
pnccTrie->setExpirationTime(200);
// create a claim. verify no expiration event has been scheduled.
// create a claim. verify the expiration event has been scheduled.
AddToMempool(tx1);
@ -913,7 +937,7 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
BOOST_CHECK(!pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
// advance until the claim is valid. verify the expiration event is scheduled.
// advance until the claim is valid.
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
@ -1178,6 +1202,144 @@ BOOST_AUTO_TEST_CASE(ncctrie_claim_expiration)
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
BOOST_CHECK(blocks_to_invalidate.empty());
// Make sure that when a claim expires, a lesser claim for the same name takes over
CNodeValue val;
// create one claims for the name
AddToMempool(tx1);
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
BOOST_CHECK(pblocktemplate->block.vtx.size() == 2);
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, 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());
// advance a little while and insert the second claim
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
for (unsigned int i = 1; i < 50; ++i)
{
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
}
delete pblocktemplate;
AddToMempool(tx3);
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
BOOST_CHECK(pblocktemplate->block.vtx.size() == 2);
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
delete pblocktemplate;
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(!pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
// advance until tx1 is valid
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
for (unsigned int i = 1; i < 50; ++i)
{
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
}
delete pblocktemplate;
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
delete pblocktemplate;
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(!pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
// advance until tx3 is valid, ensure tx1 is winning
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
for (unsigned int i = 1; i < 50; ++i)
{
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
}
delete pblocktemplate;
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
delete pblocktemplate;
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
BOOST_CHECK(pnccTrie->getInfoForName(sName, val));
BOOST_CHECK(val.txhash == tx1.GetHash());
// advance until the expiration event occurs. verify the expiration event occurs on time.
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
for (unsigned int i = 1; i < 50; ++i)
{
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
if (i == 1)
blocks_to_invalidate.push_back(pblocktemplate->block.hashPrevBlock);
}
delete pblocktemplate;
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
delete pblocktemplate;
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
BOOST_CHECK(pnccTrie->getInfoForName(sName, val));
BOOST_CHECK(val.txhash == tx3.GetHash());
// spend tx1
AddToMempool(tx2);
BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
pblocktemplate->block.hashPrevBlock = chainActive.Tip()->GetBlockHash();
BOOST_CHECK(CreateBlock(pblocktemplate, find_nonces, expire_nonces[block_counter++]));
delete pblocktemplate;
// roll back to when tx1 and tx3 are in the trie and tx1 is winning
BOOST_CHECK(RemoveBlock(blocks_to_invalidate.back()));
blocks_to_invalidate.pop_back();
BOOST_CHECK(!pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(!pnccTrie->expirationQueueEmpty());
BOOST_CHECK(pnccTrie->getInfoForName(sName, val));
BOOST_CHECK(val.txhash == tx1.GetHash());
// roll all the way back
BOOST_CHECK(RemoveBlock(blocks_to_invalidate.back()));
blocks_to_invalidate.pop_back();
BOOST_CHECK(pnccTrie->empty());
BOOST_CHECK(pnccTrie->queueEmpty());
BOOST_CHECK(pnccTrie->expirationQueueEmpty());
BOOST_CHECK(blocks_to_invalidate.empty());
}
BOOST_AUTO_TEST_CASE(ncctrienode_serialize_unserialize)