def test_fragment_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.fragment_amount == 1
assert packet.fragment_number == 0
assert packet.is_single
assert packet.is_last
def test_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.is_sync
assert packet.type == 'sync'
assert not packet.is_ack
assert not packet.is_data
def test_encode_decode_sync_checksum_mode_disabled():
encoded = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
encoded_bytes = bytes(encoded)
decoded = Packet.from_bytes(encoded_bytes)
decoded_bytes = decoded.as_bytes
assert encoded_bytes == decoded_bytes
def test_checksum_mode_disabled():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.checksum == 0
def test_checksum_mode_enabled():
packet = Packet.sync(checksum_mode=ChecksumMode.Enabled, )
assert packet.checksum == 0x2A20054
def test_message_id_and_data_length_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.message_id == 0
assert packet.message_data_length == 0
def test_is_duplicate_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert not packet.is_duplicate
def test_transfer_mode_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.transfer_mode is TransferMode.AckEveryPacket
assert packet.is_ack_needed
def test_message_type_sync():
packet = Packet.sync(checksum_mode=ChecksumMode.Disabled, )
assert packet.message_type is MessageType.Data