Add basic test for IsStandard witness transaction blinding

This commit is contained in:
instagibbs 2016-08-18 12:04:33 -04:00 committed by Pieter Wuille
parent 34521e4d7d
commit ca10a03add
1 changed files with 17 additions and 1 deletions

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@ -964,8 +964,24 @@ class SegWitTest(BitcoinTestFramework):
tx3 = CTransaction()
tx3.vin.append(CTxIn(COutPoint(tx2.sha256, 0), b""))
tx3.vout.append(CTxOut(tx2.vout[0].nValue-1000, CScript([OP_TRUE])))
tx3.wit.vtxinwit.append(CTxInWitness())
# Add too-large for IsStandard witness and check that it does not enter reject filter
p2sh_program = CScript([OP_TRUE])
p2sh_pubkey = hash160(p2sh_program)
witness_program2 = CScript([b'a'*400000])
tx3.vout.append(CTxOut(tx2.vout[0].nValue-1000, CScript([OP_HASH160, p2sh_pubkey, OP_EQUAL])))
tx3.wit.vtxinwit[0].scriptWitness.stack = [witness_program2]
tx3.rehash()
# Node will not be blinded to the transaction
self.std_node.announce_tx_and_wait_for_getdata(tx3)
self.std_node.test_transaction_acceptance(tx3, True, False, b'tx-size')
self.std_node.announce_tx_and_wait_for_getdata(tx3)
self.std_node.test_transaction_acceptance(tx3, True, False, b'tx-size')
# Remove witness stuffing, instead add extra witness push on stack
tx3.vout[0] = CTxOut(tx2.vout[0].nValue-1000, CScript([OP_TRUE]))
tx3.wit.vtxinwit[0].scriptWitness.stack = [CScript([CScriptNum(1)]), witness_program ]
tx3.rehash()