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"""Unit test for KNX/IP DIB objects."""
import pytest
from xknx.exceptions import CouldNotParseKNXIP
from xknx.knxip import (
DIB,
DIBDeviceInformation,
DIBGeneric,
DIBSecuredServiceFamilies,
DIBServiceFamily,
DIBSuppSVCFamilies,
DIBTunnelingInfo,
DIBTypeCode,
KNXMedium,
)
from xknx.telegram import IndividualAddress
class TestKNXIPDIB:
"""Test class for KNX/IP DIB objects."""
def test_dib_base(self) -> None:
"""Test parsing and streaming KNX/IP DIB packet."""
raw = bytes(
(0x0C, 0x02, 0x02, 0x01, 0x03, 0x02, 0x04, 0x01, 0x05, 0x01, 0x07, 0x01)
)
dib = DIBGeneric()
assert dib.from_knx(raw) == 12
assert dib.dtc == DIBTypeCode.SUPP_SVC_FAMILIES
assert dib.to_knx() == raw
assert dib.calculated_length() == 12
def test_dib_wrong_input(self) -> None:
"""Test parsing of wrong KNX/IP DIB packet."""
raw = (0x08, 0x01, 0xC0, 0xA8, 0x2A)
with pytest.raises(CouldNotParseKNXIP):
DIBGeneric().from_knx(raw)
def test_device_info(self) -> None:
"""Test parsing of device info."""
raw = bytes.fromhex(
"36 01 02 00 11 00 23 42 13 37 13 37 13 37 E0 00"
"17 0C 00 01 02 03 04 05 47 69 72 61 20 4B 4E 58"
"2F 49 50 2D 52 6F 75 74 65 72 00 00 00 00 00 00"
"00 00 00 00 00 00"
)
dib = DIB.determine_dib(raw)
assert isinstance(dib, DIBDeviceInformation)
assert dib.from_knx(raw) == DIBDeviceInformation.LENGTH
assert dib.knx_medium == KNXMedium.TP1
assert dib.programming_mode is False
assert dib.individual_address == IndividualAddress("1.1.0")
assert dib.name == "Gira KNX/IP-Router"
assert dib.mac_address == "00:01:02:03:04:05"
assert dib.multicast_address == "224.0.23.12"
assert dib.serial_number == "13:37:13:37:13:37"
assert dib.project_number == 564
assert dib.installation_number == 2
assert dib.to_knx() == raw
def test_dib_sup_svc_families_router(self) -> None:
"""Test parsing of svc families."""
raw = bytes(
(0x0C, 0x02, 0x02, 0x01, 0x03, 0x02, 0x04, 0x01, 0x05, 0x01, 0x07, 0x01)
)
dib = DIB.determine_dib(raw)
assert isinstance(dib, DIBSuppSVCFamilies)
assert dib.from_knx(raw) == 12
assert dib.families == [
DIBSuppSVCFamilies.Family(DIBServiceFamily.CORE, 1),
DIBSuppSVCFamilies.Family(DIBServiceFamily.DEVICE_MANAGEMENT, 2),
DIBSuppSVCFamilies.Family(DIBServiceFamily.TUNNELING, 1),
DIBSuppSVCFamilies.Family(DIBServiceFamily.ROUTING, 1),
DIBSuppSVCFamilies.Family(
DIBServiceFamily.REMOTE_CONFIGURATION_DIAGNOSIS, 1
),
]
assert dib.to_knx() == raw
assert dib.supports(DIBServiceFamily.CORE)
assert dib.supports(DIBServiceFamily.DEVICE_MANAGEMENT)
assert dib.supports(DIBServiceFamily.DEVICE_MANAGEMENT, version=2)
assert dib.supports(DIBServiceFamily.TUNNELING)
assert not dib.supports(DIBServiceFamily.TUNNELING, version=2)
assert dib.supports(DIBServiceFamily.ROUTING, version=1)
assert dib.version(DIBServiceFamily.CORE) == 1
assert dib.version(DIBServiceFamily.DEVICE_MANAGEMENT) == 2
assert dib.version(DIBServiceFamily.TUNNELING) == 1
assert dib.version(DIBServiceFamily.ROUTING) == 1
def test_dib_sup_svc_families_interface(self) -> None:
"""Test parsing of svc families."""
raw = bytes((0x0A, 0x02, 0x02, 0x02, 0x03, 0x02, 0x04, 0x02, 0x07, 0x01))
dib = DIB.determine_dib(raw)
assert isinstance(dib, DIBSuppSVCFamilies)
assert dib.from_knx(raw) == 10
assert dib.families == [
DIBSuppSVCFamilies.Family(DIBServiceFamily.CORE, 2),
DIBSuppSVCFamilies.Family(DIBServiceFamily.DEVICE_MANAGEMENT, 2),
DIBSuppSVCFamilies.Family(DIBServiceFamily.TUNNELING, 2),
DIBSuppSVCFamilies.Family(
DIBServiceFamily.REMOTE_CONFIGURATION_DIAGNOSIS, 1
),
]
assert dib.to_knx() == raw
assert dib.supports(DIBServiceFamily.TUNNELING)
assert dib.supports(DIBServiceFamily.TUNNELING, version=2)
assert not dib.supports(DIBServiceFamily.ROUTING)
assert not dib.supports(DIBServiceFamily.ROUTING, version=2)
assert dib.version(DIBServiceFamily.CORE) == 2
assert dib.version(DIBServiceFamily.DEVICE_MANAGEMENT) == 2
assert dib.version(DIBServiceFamily.TUNNELING) == 2
assert dib.version(DIBServiceFamily.ROUTING) is None
def test_dib_secured_service_families(self) -> None:
"""Test parsing of secured service families."""
raw = bytes((0x08, 0x06, 0x03, 0x01, 0x04, 0x01, 0x05, 0x01))
dib = DIB.determine_dib(raw)
assert isinstance(dib, DIBSecuredServiceFamilies)
assert dib.from_knx(raw) == 8
assert dib.families == [
DIBSuppSVCFamilies.Family(DIBServiceFamily.DEVICE_MANAGEMENT, 1),
DIBSuppSVCFamilies.Family(DIBServiceFamily.TUNNELING, 1),
DIBSuppSVCFamilies.Family(DIBServiceFamily.ROUTING, 1),
]
assert dib.to_knx() == raw
assert dib.supports(DIBServiceFamily.TUNNELING)
assert dib.supports(DIBServiceFamily.TUNNELING, version=1)
assert dib.supports(DIBServiceFamily.ROUTING)
assert not dib.supports(DIBServiceFamily.ROUTING, version=2)
assert dib.supports(DIBServiceFamily.DEVICE_MANAGEMENT)
def test_dib_tunneling_info(self) -> None:
"""Test parsing of tunneling info."""
raw = (
b"\x24\x07\x00\xf8\x40\x01\x00\x05\x40\x02\x00\x05\x40\x03\x00\x05"
b"\x40\x04\x00\x05\x40\x05\x00\x05\x40\x06\x00\x05\x40\x07\x00\x05"
b"\x40\x08\x00\x06"
)
dib = DIB.determine_dib(raw)
assert isinstance(dib, DIBTunnelingInfo)
assert dib.from_knx(raw) == 36
assert dib.max_apdu_length == 248
assert len(dib.slots) == 8
for address in ["4.0.1", "4.0.2", "4.0.3", "4.0.4", "4.0.5", "4.0.6", "4.0.7"]:
assert dib.slots[IndividualAddress(address)].usable
assert not dib.slots[IndividualAddress(address)].authorized
assert dib.slots[IndividualAddress(address)].free
assert dib.slots[IndividualAddress("4.0.8")].usable
assert dib.slots[IndividualAddress("4.0.8")].authorized
assert not dib.slots[IndividualAddress("4.0.8")].free
assert dib.to_knx() == raw
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