diff options
Diffstat (limited to 'test/functional/segwit.py')
-rwxr-xr-x | test/functional/segwit.py | 56 |
1 files changed, 9 insertions, 47 deletions
diff --git a/test/functional/segwit.py b/test/functional/segwit.py index 5a4a7468e5..7d5c760ad9 100755 --- a/test/functional/segwit.py +++ b/test/functional/segwit.py @@ -4,10 +4,18 @@ # file COPYING or http://www.opensource.org/licenses/mit-license.php. """Test the SegWit changeover logic.""" +from test_framework.address import ( + key_to_p2sh_p2wpkh, + key_to_p2wpkh, + program_to_witness, + script_to_p2sh_p2wsh, + script_to_p2wsh, +) +from test_framework.blocktools import witness_script, send_to_witness from test_framework.test_framework import BitcoinTestFramework from test_framework.util import * from test_framework.mininode import sha256, CTransaction, CTxIn, COutPoint, CTxOut, COIN, ToHex, FromHex -from test_framework.address import script_to_p2sh, key_to_p2pkh, key_to_p2sh_p2wpkh, key_to_p2wpkh, script_to_p2sh_p2wsh, script_to_p2wsh, program_to_witness +from test_framework.address import script_to_p2sh, key_to_p2pkh from test_framework.script import CScript, OP_HASH160, OP_CHECKSIG, OP_0, hash160, OP_EQUAL, OP_DUP, OP_EQUALVERIFY, OP_1, OP_2, OP_CHECKMULTISIG, OP_TRUE from io import BytesIO @@ -16,52 +24,6 @@ NODE_2 = 2 WIT_V0 = 0 WIT_V1 = 1 -# Create a scriptPubKey corresponding to either a P2WPKH output for the -# given pubkey, or a P2WSH output of a 1-of-1 multisig for the given -# pubkey. Returns the hex encoding of the scriptPubKey. -def witness_script(use_p2wsh, pubkey): - if (use_p2wsh == False): - # P2WPKH instead - pubkeyhash = hash160(hex_str_to_bytes(pubkey)) - pkscript = CScript([OP_0, pubkeyhash]) - else: - # 1-of-1 multisig - witness_program = CScript([OP_1, hex_str_to_bytes(pubkey), OP_1, OP_CHECKMULTISIG]) - scripthash = sha256(witness_program) - pkscript = CScript([OP_0, scripthash]) - return bytes_to_hex_str(pkscript) - -# Return a transaction (in hex) that spends the given utxo to a segwit output, -# optionally wrapping the segwit output using P2SH. -def create_witness_tx(node, use_p2wsh, utxo, pubkey, encode_p2sh, amount): - if use_p2wsh: - program = CScript([OP_1, hex_str_to_bytes(pubkey), OP_1, OP_CHECKMULTISIG]) - addr = script_to_p2sh_p2wsh(program) if encode_p2sh else script_to_p2wsh(program) - else: - addr = key_to_p2sh_p2wpkh(pubkey) if encode_p2sh else key_to_p2wpkh(pubkey) - if not encode_p2sh: - assert_equal(node.validateaddress(addr)['scriptPubKey'], witness_script(use_p2wsh, pubkey)) - return node.createrawtransaction([utxo], {addr: amount}) - -# Create a transaction spending a given utxo to a segwit output corresponding -# to the given pubkey: use_p2wsh determines whether to use P2WPKH or P2WSH; -# encode_p2sh determines whether to wrap in P2SH. -# sign=True will have the given node sign the transaction. -# insert_redeem_script will be added to the scriptSig, if given. -def send_to_witness(use_p2wsh, node, utxo, pubkey, encode_p2sh, amount, sign=True, insert_redeem_script=""): - tx_to_witness = create_witness_tx(node, use_p2wsh, utxo, pubkey, encode_p2sh, amount) - if (sign): - signed = node.signrawtransaction(tx_to_witness) - assert("errors" not in signed or len(["errors"]) == 0) - return node.sendrawtransaction(signed["hex"]) - else: - if (insert_redeem_script): - tx = FromHex(CTransaction(), tx_to_witness) - tx.vin[0].scriptSig += CScript([hex_str_to_bytes(insert_redeem_script)]) - tx_to_witness = ToHex(tx) - - return node.sendrawtransaction(tx_to_witness) - def getutxo(txid): utxo = {} utxo["vout"] = 0 |