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test: Rework create_self_transfer_multi

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* Add fallback for utxos_to_spend if none are provided
* Refactor a for-loop
This commit is contained in:
MarcoFalke 2022-03-24 14:33:52 +01:00
parent 4a0ab355b3
commit fa450c18db
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GPG Key ID: CE2B75697E69A548
1 changed files with 4 additions and 3 deletions
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7
test/functional/test_framework/wallet.py
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@ -207,11 +207,12 @@ class MiniWallet:
return {'new_utxos': [self.get_utxo(txid=txid, vout=vout) for vout in range(len(tx.vout))],
'txid': txid, 'hex': tx.serialize().hex(), 'tx': tx}
def create_self_transfer_multi(self, *, from_node, utxos_to_spend, num_outputs=1, fee_per_output=1000):
def create_self_transfer_multi(self, *, from_node, utxos_to_spend=None, num_outputs=1, fee_per_output=1000):
"""
Create and return a transaction that spends the given UTXOs and creates a
certain number of outputs with equal amounts.
"""
utxos_to_spend = utxos_to_spend or [self.get_utxo()]
# create simple tx template (1 input, 1 output)
tx = self.create_self_transfer(fee_rate=0, from_node=from_node, utxo_to_spend=utxos_to_spend[0], mempool_valid=False)['tx']
@ -227,8 +228,8 @@ class MiniWallet:
# adapt output amounts (use fixed fee per output)
inputs_value_total = sum([int(COIN * utxo['value']) for utxo in utxos_to_spend])
outputs_value_total = inputs_value_total - fee_per_output * num_outputs
for i in range(num_outputs):
tx.vout[i].nValue = outputs_value_total // num_outputs
for o in tx.vout:
o.nValue = outputs_value_total // num_outputs
return tx
def create_self_transfer(self, *, fee_rate=Decimal("0.003"), from_node=None, utxo_to_spend=None, mempool_valid=True, locktime=0, sequence=0):