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-rw-r--r--src/test/miner_tests.cpp504
1 files changed, 504 insertions, 0 deletions
diff --git a/src/test/miner_tests.cpp b/src/test/miner_tests.cpp
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+++ b/src/test/miner_tests.cpp
@@ -0,0 +1,504 @@
+// Copyright (c) 2011-2015 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 "chainparams.h"
+#include "coins.h"
+#include "consensus/consensus.h"
+#include "consensus/merkle.h"
+#include "consensus/validation.h"
+#include "main.h"
+#include "miner.h"
+#include "pubkey.h"
+#include "script/standard.h"
+#include "txmempool.h"
+#include "uint256.h"
+#include "util.h"
+#include "utilstrencodings.h"
+
+#include "test/test_bitcoin.h"
+
+#include <boost/test/unit_test.hpp>
+
+BOOST_FIXTURE_TEST_SUITE(miner_tests, TestingSetup)
+
+static
+struct {
+ unsigned char extranonce;
+ unsigned int nonce;
+} blockinfo[] = {
+ {4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
+ {2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
+ {2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
+ {2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
+ {1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
+ {3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
+ {2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
+ {2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
+ {1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
+ {2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
+ {1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
+ {1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
+ {1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
+ {1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
+ {1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
+ {2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
+ {2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
+ {1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
+ {1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
+ {2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
+ {1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
+ {1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
+ {1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
+ {0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
+ {2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
+ {1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
+ {2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
+ {2, 0xbbbeb305}, {2, 0xfe1c810a},
+};
+
+CBlockIndex CreateBlockIndex(int nHeight)
+{
+ CBlockIndex index;
+ index.nHeight = nHeight;
+ index.pprev = chainActive.Tip();
+ return index;
+}
+
+bool TestSequenceLocks(const CTransaction &tx, int flags)
+{
+ LOCK(mempool.cs);
+ return CheckSequenceLocks(tx, flags);
+}
+
+// Test suite for ancestor feerate transaction selection.
+// Implemented as an additional function, rather than a separate test case,
+// to allow reusing the blockchain created in CreateNewBlock_validity.
+// Note that this test assumes blockprioritysize is 0.
+void TestPackageSelection(const CChainParams& chainparams, CScript scriptPubKey, std::vector<CTransaction *>& txFirst)
+{
+ // Test the ancestor feerate transaction selection.
+ TestMemPoolEntryHelper entry;
+
+ // Test that a medium fee transaction will be selected after a higher fee
+ // rate package with a low fee rate parent.
+ CMutableTransaction tx;
+ tx.vin.resize(1);
+ tx.vin[0].scriptSig = CScript() << OP_1;
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vin[0].prevout.n = 0;
+ tx.vout.resize(1);
+ tx.vout[0].nValue = 5000000000LL - 1000;
+ // This tx has a low fee: 1000 satoshis
+ uint256 hashParentTx = tx.GetHash(); // save this txid for later use
+ mempool.addUnchecked(hashParentTx, entry.Fee(1000).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+
+ // This tx has a medium fee: 10000 satoshis
+ tx.vin[0].prevout.hash = txFirst[1]->GetHash();
+ tx.vout[0].nValue = 5000000000LL - 10000;
+ uint256 hashMediumFeeTx = tx.GetHash();
+ mempool.addUnchecked(hashMediumFeeTx, entry.Fee(10000).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+
+ // This tx has a high fee, but depends on the first transaction
+ tx.vin[0].prevout.hash = hashParentTx;
+ tx.vout[0].nValue = 5000000000LL - 1000 - 50000; // 50k satoshi fee
+ uint256 hashHighFeeTx = tx.GetHash();
+ mempool.addUnchecked(hashHighFeeTx, entry.Fee(50000).Time(GetTime()).SpendsCoinbase(false).FromTx(tx));
+
+ 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);
+
+ // Test that a package below the min relay fee doesn't get included
+ tx.vin[0].prevout.hash = hashHighFeeTx;
+ tx.vout[0].nValue = 5000000000LL - 1000 - 50000; // 0 fee
+ uint256 hashFreeTx = tx.GetHash();
+ mempool.addUnchecked(hashFreeTx, entry.Fee(0).FromTx(tx));
+ size_t freeTxSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
+
+ // Calculate a fee on child transaction that will put the package just
+ // below the min relay fee (assuming 1 child tx of the same size).
+ CAmount feeToUse = minRelayTxFee.GetFee(2*freeTxSize) - 1;
+
+ tx.vin[0].prevout.hash = hashFreeTx;
+ tx.vout[0].nValue = 5000000000LL - 1000 - 50000 - feeToUse;
+ uint256 hashLowFeeTx = tx.GetHash();
+ mempool.addUnchecked(hashLowFeeTx, entry.Fee(feeToUse).FromTx(tx));
+ pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
+ // Verify that the free tx and the low fee tx didn't get selected
+ for (size_t i=0; i<pblocktemplate->block.vtx.size(); ++i) {
+ BOOST_CHECK(pblocktemplate->block.vtx[i].GetHash() != hashFreeTx);
+ BOOST_CHECK(pblocktemplate->block.vtx[i].GetHash() != hashLowFeeTx);
+ }
+
+ // Test that packages above the min relay fee do get included, even if one
+ // of the transactions is below the min relay fee
+ // Remove the low fee transaction and replace with a higher fee transaction
+ std::list<CTransaction> dummy;
+ mempool.removeRecursive(tx, dummy);
+ tx.vout[0].nValue -= 2; // Now we should be just over the min relay fee
+ hashLowFeeTx = tx.GetHash();
+ mempool.addUnchecked(hashLowFeeTx, entry.Fee(feeToUse+2).FromTx(tx));
+ pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
+ BOOST_CHECK(pblocktemplate->block.vtx[4].GetHash() == hashFreeTx);
+ BOOST_CHECK(pblocktemplate->block.vtx[5].GetHash() == hashLowFeeTx);
+
+ // Test that transaction selection properly updates ancestor fee
+ // calculations as ancestor transactions get included in a block.
+ // Add a 0-fee transaction that has 2 outputs.
+ tx.vin[0].prevout.hash = txFirst[2]->GetHash();
+ tx.vout.resize(2);
+ tx.vout[0].nValue = 5000000000LL - 100000000;
+ tx.vout[1].nValue = 100000000; // 1BTC output
+ uint256 hashFreeTx2 = tx.GetHash();
+ mempool.addUnchecked(hashFreeTx2, entry.Fee(0).SpendsCoinbase(true).FromTx(tx));
+
+ // This tx can't be mined by itself
+ tx.vin[0].prevout.hash = hashFreeTx2;
+ tx.vout.resize(1);
+ feeToUse = minRelayTxFee.GetFee(freeTxSize);
+ tx.vout[0].nValue = 5000000000LL - 100000000 - feeToUse;
+ uint256 hashLowFeeTx2 = tx.GetHash();
+ mempool.addUnchecked(hashLowFeeTx2, entry.Fee(feeToUse).SpendsCoinbase(false).FromTx(tx));
+ pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
+
+ // Verify that this tx isn't selected.
+ for (size_t i=0; i<pblocktemplate->block.vtx.size(); ++i) {
+ BOOST_CHECK(pblocktemplate->block.vtx[i].GetHash() != hashFreeTx2);
+ BOOST_CHECK(pblocktemplate->block.vtx[i].GetHash() != hashLowFeeTx2);
+ }
+
+ // This tx will be mineable, and should cause hashLowFeeTx2 to be selected
+ // as well.
+ tx.vin[0].prevout.n = 1;
+ tx.vout[0].nValue = 100000000 - 10000; // 10k satoshi fee
+ mempool.addUnchecked(tx.GetHash(), entry.Fee(10000).FromTx(tx));
+ pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey);
+ BOOST_CHECK(pblocktemplate->block.vtx[8].GetHash() == hashLowFeeTx2);
+}
+
+// NOTE: These tests rely on CreateNewBlock doing its own self-validation!
+BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
+{
+ // Note that by default, these tests run with size accounting enabled.
+ const CChainParams& chainparams = Params(CBaseChainParams::MAIN);
+ CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
+ CBlockTemplate *pblocktemplate;
+ CMutableTransaction tx,tx2;
+ CScript script;
+ uint256 hash;
+ TestMemPoolEntryHelper entry;
+ entry.nFee = 11;
+ entry.dPriority = 111.0;
+ entry.nHeight = 11;
+
+ LOCK(cs_main);
+ fCheckpointsEnabled = false;
+
+ // Simple block creation, nothing special yet:
+ BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
+
+ // We can't make transactions until we have inputs
+ // Therefore, load 100 blocks :)
+ int baseheight = 0;
+ std::vector<CTransaction*>txFirst;
+ for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
+ {
+ CBlock *pblock = &pblocktemplate->block; // pointer for convenience
+ pblock->nVersion = 1;
+ pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
+ CMutableTransaction txCoinbase(pblock->vtx[0]);
+ txCoinbase.nVersion = 1;
+ txCoinbase.vin[0].scriptSig = CScript();
+ txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
+ txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
+ txCoinbase.vout[0].scriptPubKey = CScript();
+ pblock->vtx[0] = CTransaction(txCoinbase);
+ if (txFirst.size() == 0)
+ baseheight = chainActive.Height();
+ if (txFirst.size() < 4)
+ txFirst.push_back(new CTransaction(pblock->vtx[0]));
+ pblock->hashMerkleRoot = BlockMerkleRoot(*pblock);
+ pblock->nNonce = blockinfo[i].nonce;
+ CValidationState state;
+ BOOST_CHECK(ProcessNewBlock(state, chainparams, NULL, pblock, true, NULL, connman));
+ 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;
+ const CAmount HIGHFEE = COIN;
+ const CAmount HIGHERFEE = 4*COIN;
+
+ // block sigops > limit: 1000 CHECKMULTISIG + 1
+ tx.vin.resize(1);
+ // NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
+ tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vin[0].prevout.n = 0;
+ tx.vout.resize(1);
+ tx.vout[0].nValue = BLOCKSUBSIDY;
+ for (unsigned int i = 0; i < 1001; ++i)
+ {
+ tx.vout[0].nValue -= LOWFEE;
+ hash = tx.GetHash();
+ bool spendsCoinbase = (i == 0) ? true : false; // only first tx spends coinbase
+ // If we don't set the # of sig ops in the CTxMemPoolEntry, template creation fails
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(spendsCoinbase).FromTx(tx));
+ tx.vin[0].prevout.hash = hash;
+ }
+ BOOST_CHECK_THROW(BlockAssembler(chainparams).CreateNewBlock(scriptPubKey), std::runtime_error);
+ mempool.clear();
+
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vout[0].nValue = BLOCKSUBSIDY;
+ for (unsigned int i = 0; i < 1001; ++i)
+ {
+ tx.vout[0].nValue -= LOWFEE;
+ hash = tx.GetHash();
+ bool spendsCoinbase = (i == 0) ? true : false; // only first tx spends coinbase
+ // If we do set the # of sig ops in the CTxMemPoolEntry, template creation passes
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(spendsCoinbase).SigOpsCost(80).FromTx(tx));
+ tx.vin[0].prevout.hash = hash;
+ }
+ BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
+ delete pblocktemplate;
+ mempool.clear();
+
+ // block size > limit
+ tx.vin[0].scriptSig = CScript();
+ // 18 * (520char + DROP) + OP_1 = 9433 bytes
+ std::vector<unsigned char> vchData(520);
+ for (unsigned int i = 0; i < 18; ++i)
+ tx.vin[0].scriptSig << vchData << OP_DROP;
+ tx.vin[0].scriptSig << OP_1;
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vout[0].nValue = BLOCKSUBSIDY;
+ for (unsigned int i = 0; i < 128; ++i)
+ {
+ tx.vout[0].nValue -= LOWFEE;
+ hash = tx.GetHash();
+ bool spendsCoinbase = (i == 0) ? true : false; // only first tx spends coinbase
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(spendsCoinbase).FromTx(tx));
+ tx.vin[0].prevout.hash = hash;
+ }
+ BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
+ delete pblocktemplate;
+ mempool.clear();
+
+ // orphan in mempool, template creation fails
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).FromTx(tx));
+ BOOST_CHECK_THROW(BlockAssembler(chainparams).CreateNewBlock(scriptPubKey), std::runtime_error);
+ mempool.clear();
+
+ // child with higher priority than parent
+ tx.vin[0].scriptSig = CScript() << OP_1;
+ tx.vin[0].prevout.hash = txFirst[1]->GetHash();
+ tx.vout[0].nValue = BLOCKSUBSIDY-HIGHFEE;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(HIGHFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+ tx.vin[0].prevout.hash = hash;
+ tx.vin.resize(2);
+ tx.vin[1].scriptSig = CScript() << OP_1;
+ tx.vin[1].prevout.hash = txFirst[0]->GetHash();
+ tx.vin[1].prevout.n = 0;
+ tx.vout[0].nValue = tx.vout[0].nValue+BLOCKSUBSIDY-HIGHERFEE; //First txn output + fresh coinbase - new txn fee
+ 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
+ tx.vin.resize(1);
+ tx.vin[0].prevout.SetNull();
+ tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
+ tx.vout[0].nValue = 0;
+ hash = tx.GetHash();
+ // give it a fee so it'll get mined
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(false).FromTx(tx));
+ BOOST_CHECK_THROW(BlockAssembler(chainparams).CreateNewBlock(scriptPubKey), std::runtime_error);
+ mempool.clear();
+
+ // invalid (pre-p2sh) txn in mempool, template creation fails
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vin[0].prevout.n = 0;
+ tx.vin[0].scriptSig = CScript() << OP_1;
+ tx.vout[0].nValue = BLOCKSUBSIDY-LOWFEE;
+ script = CScript() << OP_0;
+ tx.vout[0].scriptPubKey = GetScriptForDestination(CScriptID(script));
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+ tx.vin[0].prevout.hash = hash;
+ tx.vin[0].scriptSig = CScript() << std::vector<unsigned char>(script.begin(), script.end());
+ tx.vout[0].nValue -= LOWFEE;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(LOWFEE).Time(GetTime()).SpendsCoinbase(false).FromTx(tx));
+ BOOST_CHECK_THROW(BlockAssembler(chainparams).CreateNewBlock(scriptPubKey), std::runtime_error);
+ mempool.clear();
+
+ // double spend txn pair in mempool, template creation fails
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash();
+ tx.vin[0].scriptSig = CScript() << OP_1;
+ tx.vout[0].nValue = BLOCKSUBSIDY-HIGHFEE;
+ tx.vout[0].scriptPubKey = CScript() << OP_1;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(HIGHFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+ tx.vout[0].scriptPubKey = CScript() << OP_2;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(HIGHFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+ BOOST_CHECK_THROW(BlockAssembler(chainparams).CreateNewBlock(scriptPubKey), std::runtime_error);
+ mempool.clear();
+
+ // subsidy changing
+ int nHeight = chainActive.Height();
+ // Create an actual 209999-long block chain (without valid blocks).
+ while (chainActive.Tip()->nHeight < 209999) {
+ CBlockIndex* prev = chainActive.Tip();
+ CBlockIndex* next = new CBlockIndex();
+ next->phashBlock = new uint256(GetRandHash());
+ pcoinsTip->SetBestBlock(next->GetBlockHash());
+ next->pprev = prev;
+ next->nHeight = prev->nHeight + 1;
+ next->BuildSkip();
+ 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();
+ CBlockIndex* next = new CBlockIndex();
+ next->phashBlock = new uint256(GetRandHash());
+ pcoinsTip->SetBestBlock(next->GetBlockHash());
+ next->pprev = prev;
+ next->nHeight = prev->nHeight + 1;
+ next->BuildSkip();
+ 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();
+ chainActive.SetTip(del->pprev);
+ pcoinsTip->SetBestBlock(del->pprev->GetBlockHash());
+ delete del->phashBlock;
+ delete del;
+ }
+
+ // non-final txs in mempool
+ SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
+ int flags = LOCKTIME_VERIFY_SEQUENCE|LOCKTIME_MEDIAN_TIME_PAST;
+ // height map
+ std::vector<int> prevheights;
+
+ // relative height locked
+ tx.nVersion = 2;
+ tx.vin.resize(1);
+ prevheights.resize(1);
+ tx.vin[0].prevout.hash = txFirst[0]->GetHash(); // only 1 transaction
+ tx.vin[0].prevout.n = 0;
+ tx.vin[0].scriptSig = CScript() << OP_1;
+ tx.vin[0].nSequence = chainActive.Tip()->nHeight + 1; // txFirst[0] is the 2nd block
+ prevheights[0] = baseheight + 1;
+ tx.vout.resize(1);
+ tx.vout[0].nValue = BLOCKSUBSIDY-HIGHFEE;
+ tx.vout[0].scriptPubKey = CScript() << OP_1;
+ tx.nLockTime = 0;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Fee(HIGHFEE).Time(GetTime()).SpendsCoinbase(true).FromTx(tx));
+ BOOST_CHECK(CheckFinalTx(tx, flags)); // Locktime passes
+ BOOST_CHECK(!TestSequenceLocks(tx, flags)); // Sequence locks fail
+ BOOST_CHECK(SequenceLocks(tx, flags, &prevheights, CreateBlockIndex(chainActive.Tip()->nHeight + 2))); // Sequence locks pass on 2nd block
+
+ // relative time locked
+ tx.vin[0].prevout.hash = txFirst[1]->GetHash();
+ tx.vin[0].nSequence = CTxIn::SEQUENCE_LOCKTIME_TYPE_FLAG | (((chainActive.Tip()->GetMedianTimePast()+1-chainActive[1]->GetMedianTimePast()) >> CTxIn::SEQUENCE_LOCKTIME_GRANULARITY) + 1); // txFirst[1] is the 3rd block
+ prevheights[0] = baseheight + 2;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
+ BOOST_CHECK(CheckFinalTx(tx, flags)); // Locktime passes
+ BOOST_CHECK(!TestSequenceLocks(tx, flags)); // Sequence locks fail
+
+ for (int i = 0; i < CBlockIndex::nMedianTimeSpan; i++)
+ chainActive.Tip()->GetAncestor(chainActive.Tip()->nHeight - i)->nTime += 512; //Trick the MedianTimePast
+ BOOST_CHECK(SequenceLocks(tx, flags, &prevheights, CreateBlockIndex(chainActive.Tip()->nHeight + 1))); // Sequence locks pass 512 seconds later
+ for (int i = 0; i < CBlockIndex::nMedianTimeSpan; i++)
+ chainActive.Tip()->GetAncestor(chainActive.Tip()->nHeight - i)->nTime -= 512; //undo tricked MTP
+
+ // absolute height locked
+ tx.vin[0].prevout.hash = txFirst[2]->GetHash();
+ tx.vin[0].nSequence = CTxIn::SEQUENCE_FINAL - 1;
+ prevheights[0] = baseheight + 3;
+ tx.nLockTime = chainActive.Tip()->nHeight + 1;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
+ BOOST_CHECK(!CheckFinalTx(tx, flags)); // Locktime fails
+ BOOST_CHECK(TestSequenceLocks(tx, flags)); // Sequence locks pass
+ BOOST_CHECK(IsFinalTx(tx, chainActive.Tip()->nHeight + 2, chainActive.Tip()->GetMedianTimePast())); // Locktime passes on 2nd block
+
+ // absolute time locked
+ tx.vin[0].prevout.hash = txFirst[3]->GetHash();
+ tx.nLockTime = chainActive.Tip()->GetMedianTimePast();
+ prevheights.resize(1);
+ prevheights[0] = baseheight + 4;
+ hash = tx.GetHash();
+ mempool.addUnchecked(hash, entry.Time(GetTime()).FromTx(tx));
+ BOOST_CHECK(!CheckFinalTx(tx, flags)); // Locktime fails
+ BOOST_CHECK(TestSequenceLocks(tx, flags)); // Sequence locks pass
+ BOOST_CHECK(IsFinalTx(tx, chainActive.Tip()->nHeight + 2, chainActive.Tip()->GetMedianTimePast() + 1)); // Locktime passes 1 second later
+
+ // mempool-dependent transactions (not added)
+ tx.vin[0].prevout.hash = hash;
+ prevheights[0] = chainActive.Tip()->nHeight + 1;
+ tx.nLockTime = 0;
+ tx.vin[0].nSequence = 0;
+ BOOST_CHECK(CheckFinalTx(tx, flags)); // Locktime passes
+ BOOST_CHECK(TestSequenceLocks(tx, flags)); // Sequence locks pass
+ tx.vin[0].nSequence = 1;
+ BOOST_CHECK(!TestSequenceLocks(tx, flags)); // Sequence locks fail
+ tx.vin[0].nSequence = CTxIn::SEQUENCE_LOCKTIME_TYPE_FLAG;
+ BOOST_CHECK(TestSequenceLocks(tx, flags)); // Sequence locks pass
+ tx.vin[0].nSequence = CTxIn::SEQUENCE_LOCKTIME_TYPE_FLAG | 1;
+ BOOST_CHECK(!TestSequenceLocks(tx, flags)); // Sequence locks fail
+
+ BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
+
+ // None of the of the absolute height/time locked tx should have made
+ // it into the template because we still check IsFinalTx in CreateNewBlock,
+ // 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
+ chainActive.Tip()->nHeight++;
+ SetMockTime(chainActive.Tip()->GetMedianTimePast() + 1);
+
+ BOOST_CHECK(pblocktemplate = BlockAssembler(chainparams).CreateNewBlock(scriptPubKey));
+ BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 5);
+ delete pblocktemplate;
+
+ chainActive.Tip()->nHeight--;
+ SetMockTime(0);
+ mempool.clear();
+
+ TestPackageSelection(chainparams, scriptPubKey, txFirst);
+
+ BOOST_FOREACH(CTransaction *_tx, txFirst)
+ delete _tx;
+
+ fCheckpointsEnabled = true;
+}
+
+BOOST_AUTO_TEST_SUITE_END()
generated by cgit v1.2.3 (git 2.25.1) at 2026-04-26 20:36:38 +0000