def test_segwit_transaction(self):
outputs = [
("2NEcbT1xeB7488HqpmXeC2u5zqYFQ5n4x5Q", 50000000),
("2N21Gzex7WJCzzsA5D33nofcnm1dYSKuJzT", 149990000),
]
private_key = PrivateKeyTestnet(WALLET_FORMAT_TEST_1)
tx = create_new_transaction(private_key, UNSPENTS_SEGWIT, outputs)
assert tx == FINAL_TX_SEGWIT
def test_multisig_tx_many_inputs(self):
key1 = PrivateKeyTestnet(WALLET_FORMAT_TEST_1)
key2 = PrivateKeyTestnet(WALLET_FORMAT_TEST_2)
p = [key1.public_key.hex(), key2.public_key.hex()]
multi1 = MultiSigTestnet(key1, p, 2)
multi2 = MultiSigTestnet(key2, p, 2)
tx0 = create_new_transaction(
multi1, UNSPENTS_MULTISIG_MANY,
[("bcrt1qpm3x3jrdqhefptw3hlymmlpejttct08zgzzd2t", 4000000000),
("2NCWeVbWmaUp92dSFP3RddPk6r3GTd6cDd6", 999971920)])
tx1 = multi2.sign_transaction(tx0, unspents=UNSPENTS_MULTISIG_MANY)
assert tx1 == FINAL_TX_MULTISIG_MANY
def test_batch_and_multisig_tx(self):
key1 = PrivateKeyTestnet(WALLET_FORMAT_TEST_1)
key2 = PrivateKeyTestnet(WALLET_FORMAT_TEST_2)
p = [key1.public_key.hex(), key2.public_key.hex()]
multi1 = MultiSigTestnet(key1, p, 2)
multi2 = MultiSigTestnet(key2, p, 2)
tx0 = create_new_transaction(
multi2, UNSPENTS_BATCH,
[("bcrt1qpm3x3jrdqhefptw3hlymmlpejttct08zgzzd2t", 4000000000),
("2NCWeVbWmaUp92dSFP3RddPk6r3GTd6cDd6", 999971920)])
tx1 = key1.sign_transaction(tx0, unspents=UNSPENTS_BATCH)
tx2 = multi1.sign_transaction(tx1, unspents=UNSPENTS_BATCH[::-1])
assert tx2 == FINAL_TX_BATCH
def test_dont_overwrite_relative_locktime(self):
# opting in for RBF shouldn't overwrite a relative locktime
unspents = []
for unspent in UNSPENTS_RBF:
locked_unspent = Unspent.from_dict(unspent.to_dict())
locked_unspent.sequence = 50000
locked_unspent.opt_in_for_RBF()
unspents.append(locked_unspent)
rbf_tx = create_new_transaction(PrivateKey(), unspents, OUTPUTS_RBF)
START = 8 # exclude transaction version
END = len(
rbf_tx) - 12 # exlude locktime and 2x one byte of empty witness
assert rbf_tx[START:END] != FINAL_TX_RBF[START:END]
def test_opt_in_for_RBF(self):
# test based on tx 4162a41175658e76ae5d22f02739932c9997caaeaeaa1e1db30f352f926aa97a, mined in block 640001
unspents = []
for unspent in UNSPENTS_RBF:
replaceable_unspent = Unspent.from_dict(unspent.to_dict())
replaceable_unspent.opt_in_for_RBF()
unspents.append(replaceable_unspent)
rbf_tx = create_new_transaction(PrivateKey(), unspents, OUTPUTS_RBF)
START = 8 # exclude transaction version
END = len(
rbf_tx) - 12 # exlude locktime and 2x one byte of empty witness
assert rbf_tx[START:END] == FINAL_TX_RBF[START:END]
def test_matching(self):
private_key = PrivateKey(WALLET_FORMAT_MAIN)
tx = create_new_transaction(private_key, UNSPENTS, OUTPUTS)
assert tx[-288:] == FINAL_TX_1[-288:]
