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Differential D3731 Diff 10456 src/test/sigopcount_tests.cpp

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src/test/sigopcount_tests.cpp

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*/ */
static ScriptError VerifyWithFlag(const CTransaction &output, static ScriptError VerifyWithFlag(const CTransaction &output,
const CMutableTransaction &input, int flags) { const CMutableTransaction &input, int flags) {
ScriptError error; ScriptError error;
CTransaction inputi(input); CTransaction inputi(input);
bool ret = VerifyScript( bool ret = VerifyScript(
inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, flags, inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, flags,
TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error); TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error);
BOOST_CHECK_EQUAL((ret == true), (error == SCRIPT_ERR_OK)); BOOST_CHECK_EQUAL((ret == true), (error == ScriptError::OK));
return error; return error;
} }
/** /**
* Builds a creationTx from scriptPubKey and a spendingTx from scriptSig * Builds a creationTx from scriptPubKey and a spendingTx from scriptSig
* such that spendingTx spends output zero of creationTx. Also inserts * such that spendingTx spends output zero of creationTx. Also inserts
* creationTx's output into the coins view. * creationTx's output into the coins view.
▲ Show 20 Lines • Show All 56 Lines • ▼ Show 20 Lines // Multisig script (legacy counting)
0); 0);
// creationTx contains two signature operations in its scriptPubKey, but // creationTx contains two signature operations in its scriptPubKey, but
// legacy counting is not accurate. // legacy counting is not accurate.
BOOST_CHECK_EQUAL( BOOST_CHECK_EQUAL(
GetTransactionSigOpCount(CTransaction(creationTx), coins, flags), GetTransactionSigOpCount(CTransaction(creationTx), coins, flags),
MAX_PUBKEYS_PER_MULTISIG); MAX_PUBKEYS_PER_MULTISIG);
// Sanity check: script verification fails because of an invalid // Sanity check: script verification fails because of an invalid
// signature. // signature.
BOOST_CHECK_EQUAL( BOOST_CHECK(VerifyWithFlag(CTransaction(creationTx), spendingTx,
VerifyWithFlag(CTransaction(creationTx), spendingTx, flags), flags) == ScriptError::CHECKMULTISIGVERIFY);
SCRIPT_ERR_CHECKMULTISIGVERIFY);
// Make sure non P2SH sigops are counted even if the flag for P2SH is // Make sure non P2SH sigops are counted even if the flag for P2SH is
// not passed in. // not passed in.
BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(spendingTx), BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(spendingTx),
coins, SCRIPT_VERIFY_NONE), coins, SCRIPT_VERIFY_NONE),
0); 0);
BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(creationTx), BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(creationTx),
coins, SCRIPT_VERIFY_NONE), coins, SCRIPT_VERIFY_NONE),
MAX_PUBKEYS_PER_MULTISIG); MAX_PUBKEYS_PER_MULTISIG);
} }
// Multisig nested in P2SH // Multisig nested in P2SH
{ {
CScript redeemScript = CScript() << 1 << ToByteVector(pubkey) CScript redeemScript = CScript() << 1 << ToByteVector(pubkey)
<< ToByteVector(pubkey) << 2 << ToByteVector(pubkey) << 2
<< OP_CHECKMULTISIGVERIFY; << OP_CHECKMULTISIGVERIFY;
CScript scriptPubKey = GetScriptForDestination(CScriptID(redeemScript)); CScript scriptPubKey = GetScriptForDestination(CScriptID(redeemScript));
CScript scriptSig = CScript() CScript scriptSig = CScript()
<< OP_0 << OP_0 << ToByteVector(redeemScript); << OP_0 << OP_0 << ToByteVector(redeemScript);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig); BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig);
BOOST_CHECK_EQUAL( BOOST_CHECK_EQUAL(
GetTransactionSigOpCount(CTransaction(spendingTx), coins, flags), GetTransactionSigOpCount(CTransaction(spendingTx), coins, flags),
2); 2);
BOOST_CHECK_EQUAL( BOOST_CHECK(VerifyWithFlag(CTransaction(creationTx), spendingTx,
VerifyWithFlag(CTransaction(creationTx), spendingTx, flags), flags) == ScriptError::CHECKMULTISIGVERIFY);
SCRIPT_ERR_CHECKMULTISIGVERIFY);
// Make sure P2SH sigops are not counted if the flag for P2SH is not // Make sure P2SH sigops are not counted if the flag for P2SH is not
// passed in. // passed in.
BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(spendingTx), BOOST_CHECK_EQUAL(GetTransactionSigOpCount(CTransaction(spendingTx),
coins, SCRIPT_VERIFY_NONE), coins, SCRIPT_VERIFY_NONE),
0); 0);
} }
} }
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