test: add unit test for non-standard txs with too large scriptSig

The function IsStandardTx() returns rejection reason "scriptsig-size" if any
one the inputs' scriptSig is larger than 1650 bytes.
This commit is contained in:
Sebastian Falbesoner 2019-11-14 19:32:51 +01:00
parent cd6cb9745e
commit 5e8a56348b

View file

@ -784,6 +784,19 @@ BOOST_AUTO_TEST_CASE(test_IsStandard)
reason.clear();
BOOST_CHECK(!IsStandardTx(CTransaction(t), reason));
BOOST_CHECK_EQUAL(reason, "multi-op-return");
// Check large scriptSig (non-standard if size is >1650 bytes)
t.vout.resize(1);
t.vout[0].nValue = MAX_MONEY;
t.vout[0].scriptPubKey = GetScriptForDestination(PKHash(key.GetPubKey()));
// OP_PUSHDATA2 with len (3 bytes) + data (1647 bytes) = 1650 bytes
t.vin[0].scriptSig = CScript() << std::vector<unsigned char>(1647, 0); // 1650
BOOST_CHECK(IsStandardTx(CTransaction(t), reason));
t.vin[0].scriptSig = CScript() << std::vector<unsigned char>(1648, 0); // 1651
reason.clear();
BOOST_CHECK(!IsStandardTx(CTransaction(t), reason));
BOOST_CHECK_EQUAL(reason, "scriptsig-size");
}
BOOST_AUTO_TEST_SUITE_END()