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[test] Throw error instead of segfaulting in failure scenario

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If the miner code is faulty and does not include any transactions in a block,
the code segfaults when it tries to access block transactions. Instead, add a
check that safely aborts the process.
This commit is contained in:
Amiti Uttarwar
2021-02-02 15:07:06 -08:00
parent 9a3bbe8fc5
commit a2d908e1da
1 changed files with 3 additions and 0 deletions
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3
src/test/miner_tests.cpp
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@@ -123,6 +123,7 @@ void MinerTestingSetup::TestPackageSelection(const CChainParams& chainparams, co
m_node.mempool->addUnchecked(entry.Fee(50000).Time(GetTime()).SpendsCoinbase(false).FromTx(tx)); m_node.mempool->addUnchecked(entry.Fee(50000).Time(GetTime()).SpendsCoinbase(false).FromTx(tx));
std::unique_ptr<CBlockTemplate> pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey); std::unique_ptr<CBlockTemplate> pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey);
BOOST_REQUIRE_EQUAL(pblocktemplate->block.vtx.size(), 4);
BOOST_CHECK(pblocktemplate->block.vtx[1]->GetHash() == hashParentTx); BOOST_CHECK(pblocktemplate->block.vtx[1]->GetHash() == hashParentTx);
BOOST_CHECK(pblocktemplate->block.vtx[2]->GetHash() == hashHighFeeTx); BOOST_CHECK(pblocktemplate->block.vtx[2]->GetHash() == hashHighFeeTx);
BOOST_CHECK(pblocktemplate->block.vtx[3]->GetHash() == hashMediumFeeTx); BOOST_CHECK(pblocktemplate->block.vtx[3]->GetHash() == hashMediumFeeTx);
@@ -157,6 +158,7 @@ void MinerTestingSetup::TestPackageSelection(const CChainParams& chainparams, co
hashLowFeeTx = tx.GetHash(); hashLowFeeTx = tx.GetHash();
m_node.mempool->addUnchecked(entry.Fee(feeToUse+2).FromTx(tx)); m_node.mempool->addUnchecked(entry.Fee(feeToUse+2).FromTx(tx));
pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey); pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey);
BOOST_REQUIRE_EQUAL(pblocktemplate->block.vtx.size(), 6);
BOOST_CHECK(pblocktemplate->block.vtx[4]->GetHash() == hashFreeTx); BOOST_CHECK(pblocktemplate->block.vtx[4]->GetHash() == hashFreeTx);
BOOST_CHECK(pblocktemplate->block.vtx[5]->GetHash() == hashLowFeeTx); BOOST_CHECK(pblocktemplate->block.vtx[5]->GetHash() == hashLowFeeTx);
@@ -191,6 +193,7 @@ void MinerTestingSetup::TestPackageSelection(const CChainParams& chainparams, co
tx.vout[0].nValue = 100000000 - 10000; // 10k satoshi fee tx.vout[0].nValue = 100000000 - 10000; // 10k satoshi fee
m_node.mempool->addUnchecked(entry.Fee(10000).FromTx(tx)); m_node.mempool->addUnchecked(entry.Fee(10000).FromTx(tx));
pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey); pblocktemplate = AssemblerForTest(chainparams).CreateNewBlock(scriptPubKey);
BOOST_REQUIRE_EQUAL(pblocktemplate->block.vtx.size(), 9);
BOOST_CHECK(pblocktemplate->block.vtx[8]->GetHash() == hashLowFeeTx2); BOOST_CHECK(pblocktemplate->block.vtx[8]->GetHash() == hashLowFeeTx2);
} }