diff options
Diffstat (limited to 'test/functional/test_framework/blocktools.py')
| -rw-r--r-- | test/functional/test_framework/blocktools.py | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/test/functional/test_framework/blocktools.py b/test/functional/test_framework/blocktools.py index afc1995009..4be8b7d80b 100644 --- a/test/functional/test_framework/blocktools.py +++ b/test/functional/test_framework/blocktools.py @@ -43,7 +43,9 @@ from .script import ( from .util import assert_equal from io import BytesIO +WITNESS_SCALE_FACTOR = 4 MAX_BLOCK_SIGOPS = 20000 +MAX_BLOCK_SIGOPS_WEIGHT = MAX_BLOCK_SIGOPS * WITNESS_SCALE_FACTOR # Genesis block time (regtest) TIME_GENESIS_BLOCK = 1296688602 @@ -101,22 +103,31 @@ def script_BIP34_coinbase_height(height): return CScript([CScriptNum(height)]) -def create_coinbase(height, pubkey=None): - """Create a coinbase transaction, assuming no miner fees. +def create_coinbase(height, pubkey=None, extra_output_script=None, fees=0): + """Create a coinbase transaction. If pubkey is passed in, the coinbase output will be a P2PK output; - otherwise an anyone-can-spend output.""" + otherwise an anyone-can-spend output. + + If extra_output_script is given, make a 0-value output to that + script. This is useful to pad block weight/sigops as needed. """ coinbase = CTransaction() coinbase.vin.append(CTxIn(COutPoint(0, 0xffffffff), script_BIP34_coinbase_height(height), 0xffffffff)) coinbaseoutput = CTxOut() coinbaseoutput.nValue = 50 * COIN halvings = int(height / 150) # regtest coinbaseoutput.nValue >>= halvings - if (pubkey is not None): + coinbaseoutput.nValue += fees + if pubkey is not None: coinbaseoutput.scriptPubKey = CScript([pubkey, OP_CHECKSIG]) else: coinbaseoutput.scriptPubKey = CScript([OP_TRUE]) coinbase.vout = [coinbaseoutput] + if extra_output_script is not None: + coinbaseoutput2 = CTxOut() + coinbaseoutput2.nValue = 0 + coinbaseoutput2.scriptPubKey = extra_output_script + coinbase.vout.append(coinbaseoutput2) coinbase.calc_sha256() return coinbase |