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refactor: pcoinsTip -> CChainState::CoinsTip()

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This aliasing makes subsequent commits easier to review; eventually CoinsTip()
will return the CCoinsViewCache managed by CChainState.
This commit is contained in:
James O'Beirne
2019-07-24 11:45:04 -04:00
parent e5fdda68c6
commit fae6ab6aed
13 changed files with 70 additions and 58 deletions
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22
src/test/txvalidationcache_tests.cpp
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@@ -97,7 +97,7 @@ BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)
BOOST_CHECK_EQUAL(mempool.size(), 0U);
}
// Run CheckInputs (using pcoinsTip) on the given transaction, for all script
// Run CheckInputs (using CoinsTip()) on the given transaction, for all script
// flags. Test that CheckInputs passes for all flags that don't overlap with
// the failing_flags argument, but otherwise fails.
// CHECKLOCKTIMEVERIFY and CHECKSEQUENCEVERIFY (and future NOP codes that may
@@ -125,7 +125,7 @@ static void ValidateCheckInputsForAllFlags(const CTransaction &tx, uint32_t fail
// WITNESS requires P2SH
test_flags |= SCRIPT_VERIFY_P2SH;
}
bool ret = CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, nullptr);
bool ret = CheckInputs(tx, state, &::ChainstateActive().CoinsTip(), true, test_flags, true, add_to_cache, txdata, nullptr);
// CheckInputs should succeed iff test_flags doesn't intersect with
// failing_flags
bool expected_return_value = !(test_flags & failing_flags);
@@ -135,13 +135,13 @@ static void ValidateCheckInputsForAllFlags(const CTransaction &tx, uint32_t fail
if (ret && add_to_cache) {
// Check that we get a cache hit if the tx was valid
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(tx, state, &::ChainstateActive().CoinsTip(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(scriptchecks.empty());
} else {
// Check that we get script executions to check, if the transaction
// was invalid, or we didn't add to cache.
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(tx, state, &::ChainstateActive().CoinsTip(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK_EQUAL(scriptchecks.size(), tx.vin.size());
}
}
@@ -204,13 +204,13 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
CValidationState state;
PrecomputedTransactionData ptd_spend_tx(spend_tx);
BOOST_CHECK(!CheckInputs(CTransaction(spend_tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, nullptr));
BOOST_CHECK(!CheckInputs(CTransaction(spend_tx), state, &::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, nullptr));
// If we call again asking for scriptchecks (as happens in
// ConnectBlock), we should add a script check object for this -- we're
// not caching invalidity (if that changes, delete this test case).
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(CTransaction(spend_tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, &scriptchecks));
BOOST_CHECK(CheckInputs(CTransaction(spend_tx), state, &::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, &scriptchecks));
BOOST_CHECK_EQUAL(scriptchecks.size(), 1U);
// Test that CheckInputs returns true iff DERSIG-enforcing flags are
@@ -227,7 +227,7 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
block = CreateAndProcessBlock({spend_tx}, p2pk_scriptPubKey);
LOCK(cs_main);
BOOST_CHECK(::ChainActive().Tip()->GetBlockHash() == block.GetHash());
BOOST_CHECK(pcoinsTip->GetBestBlock() == block.GetHash());
BOOST_CHECK(::ChainstateActive().CoinsTip().GetBestBlock() == block.GetHash());
// Test P2SH: construct a transaction that is valid without P2SH, and
// then test validity with P2SH.
@@ -272,7 +272,7 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
invalid_with_cltv_tx.vin[0].scriptSig = CScript() << vchSig << 100;
CValidationState state;
PrecomputedTransactionData txdata(invalid_with_cltv_tx);
BOOST_CHECK(CheckInputs(CTransaction(invalid_with_cltv_tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, true, true, txdata, nullptr));
BOOST_CHECK(CheckInputs(CTransaction(invalid_with_cltv_tx), state, ::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, true, true, txdata, nullptr));
}
// TEST CHECKSEQUENCEVERIFY
@@ -300,7 +300,7 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
invalid_with_csv_tx.vin[0].scriptSig = CScript() << vchSig << 100;
CValidationState state;
PrecomputedTransactionData txdata(invalid_with_csv_tx);
BOOST_CHECK(CheckInputs(CTransaction(invalid_with_csv_tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_CHECKSEQUENCEVERIFY, true, true, txdata, nullptr));
BOOST_CHECK(CheckInputs(CTransaction(invalid_with_csv_tx), state, &::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_CHECKSEQUENCEVERIFY, true, true, txdata, nullptr));
}
// TODO: add tests for remaining script flags
@@ -362,12 +362,12 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
CValidationState state;
PrecomputedTransactionData txdata(tx);
// This transaction is now invalid under segwit, because of the second input.
BOOST_CHECK(!CheckInputs(CTransaction(tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, nullptr));
BOOST_CHECK(!CheckInputs(CTransaction(tx), state, &::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, nullptr));
std::vector<CScriptCheck> scriptchecks;
// Make sure this transaction was not cached (ie because the first
// input was valid)
BOOST_CHECK(CheckInputs(CTransaction(tx), state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(CTransaction(tx), state, &::ChainstateActive().CoinsTip(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, &scriptchecks));
// Should get 2 script checks back -- caching is on a whole-transaction basis.
BOOST_CHECK_EQUAL(scriptchecks.size(), 2U);
}