def test_out_point() -> None:
out_point = OutPoint()
assert out_point.tx_id == b"\x00" * 32
assert out_point.vout == 0xFFFFFFFF
assert out_point.hash == int.from_bytes(out_point.tx_id, "big", signed=False)
assert out_point.n == out_point.vout
assert out_point.is_coinbase()
assert out_point == OutPoint.parse(out_point.serialize())
assert out_point == OutPoint.from_dict(out_point.to_dict())
tx_id = "d5b5982254eebca64e4b42a3092a10bfb76ab430455b2bf0cf7c4f7f32db1c2e"
vout = 0
out_point = OutPoint(tx_id, vout)
assert out_point.tx_id.hex() == tx_id
assert out_point.vout == vout
assert out_point.hash == int.from_bytes(out_point.tx_id, "big", signed=False)
assert out_point.n == out_point.vout
assert not out_point.is_coinbase()
assert out_point == OutPoint.parse(out_point.serialize())
assert out_point == OutPoint.from_dict(out_point.to_dict())
def test_invalid_outpoint() -> None:
out_point = OutPoint(b"\x01" * 31, 18, check_validity=False)
with pytest.raises(BTClibValueError, match="invalid OutPoint tx_id: "):
out_point.assert_valid()
out_point = OutPoint(b"\x01" * 32, -1, check_validity=False)
with pytest.raises(BTClibValueError, match="invalid vout: "):
out_point.assert_valid()
out_point = OutPoint(b"\x01" * 32, 0xFFFFFFFF + 1, check_validity=False)
with pytest.raises(BTClibValueError, match="invalid vout: "):
out_point.assert_valid()
out_point = OutPoint(b"\x00" * 31 + b"\x01", 0xFFFFFFFF, check_validity=False)
with pytest.raises(BTClibValueError, match="invalid OutPoint"):
out_point.assert_valid()
out_point = OutPoint(b"\x00" * 32, 0, check_validity=False)
with pytest.raises(BTClibValueError, match="invalid OutPoint"):
out_point.assert_valid()
def __init__(
self,
prev_out: OutPoint = OutPoint(),
script_sig: Octets = b"",
sequence: int = 0,
script_witness: Witness = Witness(),
check_validity: bool = True,
) -> None:
self.prev_out = prev_out
self.script_sig = bytes_from_octets(script_sig)
self.sequence = sequence
self.script_witness = script_witness
if check_validity:
self.assert_valid()