test: use script_util helpers for creating P2PKH scripts

This commit is contained in:
Sebastian Falbesoner
2021-06-27 23:03:40 +02:00
parent 61b6a017a9
commit b57b633b94
4 changed files with 21 additions and 20 deletions

View File

@ -60,11 +60,9 @@ from test_framework.script import (
OP_CHECKMULTISIG,
OP_CHECKSIG,
OP_DROP,
OP_DUP,
OP_ELSE,
OP_ENDIF,
OP_EQUAL,
OP_EQUALVERIFY,
OP_HASH160,
OP_IF,
OP_RETURN,
@ -77,6 +75,9 @@ from test_framework.script import (
LegacySignatureHash,
hash160,
)
from test_framework.script_util import (
keyhash_to_p2pkh_script,
)
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
@ -100,10 +101,6 @@ class UTXO():
self.n = n
self.nValue = value
def get_p2pkh_script(pubkeyhash):
"""Get the script associated with a P2PKH."""
return CScript([CScriptOp(OP_DUP), CScriptOp(OP_HASH160), pubkeyhash, CScriptOp(OP_EQUALVERIFY), CScriptOp(OP_CHECKSIG)])
def sign_p2pk_witness_input(script, tx_to, in_idx, hashtype, value, key):
"""Add signature for a P2PK witness program."""
tx_hash = SegwitV0SignatureHash(script, tx_to, in_idx, hashtype, value)
@ -1550,7 +1547,7 @@ class SegWitTest(BitcoinTestFramework):
tx2 = CTransaction()
tx2.vin.append(CTxIn(COutPoint(tx.sha256, 0), b""))
tx2.vout.append(CTxOut(tx.vout[0].nValue - 1000, script_wsh))
script = get_p2pkh_script(pubkeyhash)
script = keyhash_to_p2pkh_script(pubkeyhash)
sig_hash = SegwitV0SignatureHash(script, tx2, 0, SIGHASH_ALL, tx.vout[0].nValue)
signature = key.sign_ecdsa(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL
tx2.wit.vtxinwit.append(CTxInWitness())
@ -1587,7 +1584,7 @@ class SegWitTest(BitcoinTestFramework):
# Test 3: P2SH(P2WSH)
# Try to spend the P2SH output created in the last test.
# Send it to a P2PKH output, which we'll use in the next test.
script_pubkey = get_p2pkh_script(pubkeyhash)
script_pubkey = keyhash_to_p2pkh_script(pubkeyhash)
tx4 = CTransaction()
tx4.vin.append(CTxIn(COutPoint(tx3.sha256, 0), script_sig))
tx4.vout.append(CTxOut(tx3.vout[0].nValue - 1000, script_pubkey))
@ -1754,7 +1751,7 @@ class SegWitTest(BitcoinTestFramework):
tx2.vin.append(CTxIn(COutPoint(tx.sha256, 0), b""))
tx2.vout.append(CTxOut(tx.vout[0].nValue, CScript([OP_TRUE])))
script = get_p2pkh_script(pubkeyhash)
script = keyhash_to_p2pkh_script(pubkeyhash)
sig_hash = SegwitV0SignatureHash(script, tx2, 0, SIGHASH_ALL, tx.vout[0].nValue)
signature = key.sign_ecdsa(sig_hash) + b'\x01' # 0x1 is SIGHASH_ALL