def test_invalid_src_addr():
"""Test for invalid src addr."""
frame = CEMIFrame()
frame.code = CEMIMessageCode.L_DATA_IND
frame.flags = 0
frame.payload = GroupValueRead()
frame.src_addr = GroupAddress(0)
frame.dst_addr = IndividualAddress(0)
with pytest.raises(ConversionError, match=r"src_addr invalid"):
frame.to_knx()
def test_invalid_dst_addr():
"""Test for invalid dst addr."""
frame = CEMIFrame()
frame.code = CEMIMessageCode.L_DATA_IND
frame.flags = 0
frame.mpdu_len = 1
frame.payload = GroupValueRead()
frame.src_addr = IndividualAddress(0)
frame.dst_addr = None
with raises(ConversionError, match=r"dst_addr not set"):
frame.to_knx()
def test_invalid_payload():
"""Test for having wrong payload set."""
frame = CEMIFrame()
frame.code = CEMIMessageCode.L_DATA_IND
frame.flags = 0
frame.payload = None
frame.src_addr = IndividualAddress(0)
frame.dst_addr = IndividualAddress(0)
with pytest.raises(TypeError):
frame.calculated_length()
with pytest.raises(ConversionError):
frame.to_knx()
def test_invalid_payload():
"""Test for having wrong payload set."""
frame = CEMIFrame()
frame.code = CEMIMessageCode.L_DATA_IND
frame.flags = 0
frame.mpdu_len = 1
frame.payload = DPTBinary(1)
frame.src_addr = IndividualAddress(0)
frame.dst_addr = IndividualAddress(0)
with raises(TypeError):
frame.calculated_length()
with raises(TypeError):
frame.to_knx()
def test_valid_tpci_control():
"""Test for valid tpci control."""
raw = bytes((0x29, 0, 0, 0, 0, 0, 0, 0, 0, 0x80))
frame = CEMIFrame()
packet_len = frame.from_knx(raw)
assert frame.code == CEMIMessageCode.L_DATA_IND
assert frame.flags == 0
assert frame.payload is None
assert frame.src_addr == IndividualAddress(0)
assert frame.dst_addr == IndividualAddress(0)
assert frame.tpci == TConnect()
assert packet_len == 10
assert frame.calculated_length() == 10
assert frame.to_knx() == raw
def test_valid_command():
"""Test for valid frame parsing."""
raw = get_data(0x29, 0, 0x0080, 0, 0, 1, 0, [])
frame = CEMIFrame()
packet_len = frame.from_knx(raw)
assert frame.code == CEMIMessageCode.L_DATA_IND
assert frame.flags == 0x0080
assert frame.src_addr == IndividualAddress(0)
assert frame.dst_addr == GroupAddress(0)
assert frame.payload == GroupValueRead()
assert frame.tpci == TDataGroup()
assert packet_len == 11
assert frame.calculated_length() == 11
assert frame.to_knx() == raw