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"""Unit test for KNX/IP TimerNotify objects."""
from xknx.knxip import KNXIPFrame, TimerNotify
class TestKNXIPTimerNotify:
"""Test class for KNX/IP TimerNotify objects."""
def test_timer_notify(self) -> None:
"""Test parsing and streaming TimerNotify KNX/IP packet."""
message_authentication_code = bytes.fromhex(
"72 12 a0 3a aa e4 9d a8 56 89 77 4c 1d 2b 4d a4"
)
raw = (
bytes.fromhex(
"06 10 09 55 00 24" # KNXnet/IP header - length 36 octets
"c0 c1 c2 c3 c4 c5" # timer value
"00 fa 12 34 56 78" # KNX serial number
"af fe" # message tag
)
+ message_authentication_code
)
knxipframe, _ = KNXIPFrame.from_knx(raw)
assert isinstance(knxipframe.body, TimerNotify)
assert knxipframe.body.timer_value == 211938428830917
assert knxipframe.body.serial_number == bytes.fromhex("00 fa 12 34 56 78")
assert knxipframe.body.message_tag == bytes.fromhex("af fe")
assert (
knxipframe.body.message_authentication_code == message_authentication_code
)
assert knxipframe.to_knx() == raw
timer_notify = TimerNotify(
timer_value=211938428830917,
serial_number=bytes.fromhex("00 fa 12 34 56 78"),
message_tag=bytes.fromhex("af fe"),
message_authentication_code=message_authentication_code,
)
knxipframe2 = KNXIPFrame.init_from_body(timer_notify)
assert knxipframe2.to_knx() == raw
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