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Merge pull request #34 from kaykurokawa/check_dust

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Re-enable dust threshold checks
This commit is contained in:
Job Evers‐Meltzer 2016-10-18 11:27:20 -05:00 committed by GitHub
commit b89ff5f456
2 changed files with 16 additions and 9 deletions
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12
src/primitives/transaction.h
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@ -171,14 +171,18 @@ public:
if (scriptPubKey.IsUnspendable()) if (scriptPubKey.IsUnspendable())
return 0; return 0;
size_t nSize = GetSerializeSize(SER_DISK,0)+148u; // for lbrycrd this is mainly to prevent 0 value claims
return 3*minRelayTxFee.GetFee(nSize); // and some spam protection without limiting small
// lbrynet transactions
return 1;
// below is original bitcoin core code
//size_t nSize = GetSerializeSize(SER_DISK,0)+dd148u;
//return 3*minRelayTxFee.GetFee(nSize);
} }
bool IsDust(const CFeeRate &minRelayTxFee) const bool IsDust(const CFeeRate &minRelayTxFee) const
{ {
return false; return (nValue < GetDustThreshold(minRelayTxFee));
// return (nValue < GetDustThreshold(minRelayTxFee));
} }
friend bool operator==(const CTxOut& a, const CTxOut& b) friend bool operator==(const CTxOut& a, const CTxOut& b)

11
src/test/transaction_tests.cpp
View file

@ -337,11 +337,14 @@ BOOST_AUTO_TEST_CASE(test_IsStandard)
BOOST_CHECK(IsStandardTx(t, reason)); BOOST_CHECK(IsStandardTx(t, reason));
// Check dust with default relay fee: // Check dust with default relay fee:
CAmount nDustThreshold = 182 * minRelayTxFee.GetFeePerK()/1000 * 3; //CAmount nDustThreshold = 182 * minRelayTxFee.GetFeePerK()/1000 * 3;
BOOST_CHECK_EQUAL(nDustThreshold, 546); //BOOST_CHECK_EQUAL(nDustThreshold, 546);
// lbry dust is set to 1, regardless of minRelayTxfee
CAmount nDustThreshold = 1;
// dust: // dust:
//t.vout[0].nValue = nDustThreshold - 1; t.vout[0].nValue = nDustThreshold - 1;
//BOOST_CHECK(!IsStandardTx(t, reason)); BOOST_CHECK(!IsStandardTx(t, reason));
// not dust: // not dust:
t.vout[0].nValue = nDustThreshold; t.vout[0].nValue = nDustThreshold;
BOOST_CHECK(IsStandardTx(t, reason)); BOOST_CHECK(IsStandardTx(t, reason));