bdk-ffi/bdk-python/tests/test_live_tx_builder.py

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2023-10-27 14:13:44 -04:00
import bdkpython as bdk
import unittest
class TestLiveTxBuilder(unittest.TestCase):
def test_tx_builder(self):
descriptor: bdk.Descriptor = bdk.Descriptor(
"wpkh([c258d2e4/84h/1h/0h]tpubDDYkZojQFQjht8Tm4jsS3iuEmKjTiEGjG6KnuFNKKJb5A6ZUCUZKdvLdSDWofKi4ToRCwb9poe1XdqfUnP4jaJjCB2Zwv11ZLgSbnZSNecE/0/*)",
bdk.Network.TESTNET
)
wallet: bdk.Wallet = bdk.Wallet.new_no_persist(
descriptor,
None,
bdk.Network.TESTNET
)
esploraClient: bdk.EsploraClient = bdk.EsploraClient(url = "https://mempool.space/testnet/api")
update = esploraClient.scan(
wallet = wallet,
stop_gap = 10,
parallel_requests = 1
)
wallet.apply_update(update)
self.assertGreater(wallet.get_balance().total(), 0)
recipient = bdk.Address(
address = "tb1qrnfslnrve9uncz9pzpvf83k3ukz22ljgees989",
network = bdk.Network.TESTNET
)
psbt = bdk.TxBuilder().add_recipient(script=recipient.script_pubkey(), amount=4200).fee_rate(2.0).finish(wallet)
# print(psbt.serialize())
self.assertTrue(psbt.serialize().startswith("cHNi"), "The PSBT should start with cHNi")
if __name__ == '__main__':
unittest.main()