def action_request() -> xdlms.ActionRequestNormal:
return xdlms.ActionRequestNormal(
cosem_method=cosem.CosemMethod(
interface=enumerations.CosemInterface.DISCONNECT_CONTROL,
instance=cosem.Obis.from_dotted("0.0.96.3.10.255"),
method=1,
),
data=dlms_data.UnsignedLongData(0).to_bytes(),
invoke_id_and_priority=xdlms.InvokeIdAndPriority(invoke_id=1,
confirmed=True,
high_priority=True),
)
def action(self, method: cosem.CosemMethod, data: bytes):
self.send(xdlms.ActionRequestNormal(cosem_method=method, data=data))
response = self.next_event()
if isinstance(response, xdlms.ActionResponseNormalWithError):
raise ActionError(response.error.name)
elif isinstance(response, xdlms.ActionResponseNormalWithData):
if response.status != enumerations.ActionResultStatus.SUCCESS:
raise ActionError(f"Unsuccessful ActionRequest: {response.status.name}")
return response.data
else:
if response.status != enumerations.ActionResultStatus.SUCCESS:
raise ActionError(f"Unsuccessful ActionRequest: {response.status.name}")
return
def test_transform_bytes_without_data(self):
data = b"\xc3\x01\xc0\x00\x0f\x00\x00(\x00\x00\xff\x01\x00"
action = xdlms.ActionRequestNormal(
cosem_method=cosem.CosemMethod(
interface=enumerations.CosemInterface.ASSOCIATION_LN,
instance=cosem.Obis(a=0, b=0, c=40, d=0, e=0, f=255),
method=1,
),
data=None,
invoke_id_and_priority=xdlms.InvokeIdAndPriority(
invoke_id=0, confirmed=True, high_priority=True),
)
assert data == action.to_bytes()
assert action == xdlms.ActionRequestNormal.from_bytes(data)
def test_transform_bytes(self):
data = b'\xc3\x01\xc0\x00\x0f\x00\x00(\x00\x00\xff\x01\x01\t\x11\x10\x00\x00\x1a\x90\xe6\xd2"\x1f\xa2\xfd\x85\xee\xd6\x1a\xcc"'
action = xdlms.ActionRequestNormal(
cosem_method=cosem.CosemMethod(
interface=enumerations.CosemInterface.ASSOCIATION_LN,
instance=cosem.Obis(a=0, b=0, c=40, d=0, e=0, f=255),
method=1,
),
data=
b'\t\x11\x10\x00\x00\x1a\x90\xe6\xd2"\x1f\xa2\xfd\x85\xee\xd6\x1a\xcc"',
invoke_id_and_priority=xdlms.InvokeIdAndPriority(
invoke_id=0, confirmed=True, high_priority=True),
)
assert data == action.to_bytes()
assert action == xdlms.ActionRequestNormal.from_bytes(data)