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

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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
1 changed files with 13 additions and 0 deletions
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13
src/test/transaction_tests.cpp
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@ -784,6 +784,19 @@ BOOST_AUTO_TEST_CASE(test_IsStandard)
reason.clear(); reason.clear();
BOOST_CHECK(!IsStandardTx(CTransaction(t), reason)); BOOST_CHECK(!IsStandardTx(CTransaction(t), reason));
BOOST_CHECK_EQUAL(reason, "multi-op-return"); 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() BOOST_AUTO_TEST_SUITE_END()