Files
core/tests/components/knx/test_sensor.py
2025-12-10 23:08:09 +01:00

305 lines
9.2 KiB
Python

"""Test KNX sensor."""
from typing import Any
from freezegun.api import FrozenDateTimeFactory
import pytest
from homeassistant.components.knx.const import (
ATTR_SOURCE,
CONF_STATE_ADDRESS,
CONF_SYNC_STATE,
)
from homeassistant.components.knx.schema import SensorSchema
from homeassistant.const import CONF_NAME, CONF_TYPE, STATE_UNKNOWN, Platform
from homeassistant.core import HomeAssistant, State
from . import KnxEntityGenerator
from .conftest import KNXTestKit
from tests.common import (
async_capture_events,
async_fire_time_changed,
mock_restore_cache_with_extra_data,
)
async def test_sensor(hass: HomeAssistant, knx: KNXTestKit) -> None:
"""Test simple KNX sensor."""
await knx.setup_integration(
{
SensorSchema.PLATFORM: {
CONF_NAME: "test",
CONF_STATE_ADDRESS: "1/1/1",
CONF_TYPE: "current", # 2 byte unsigned int
}
}
)
state = hass.states.get("sensor.test")
assert state.state is STATE_UNKNOWN
# StateUpdater initialize state
await knx.assert_read("1/1/1")
await knx.receive_response("1/1/1", (0, 40))
state = hass.states.get("sensor.test")
assert state.state == "40"
# update from KNX
await knx.receive_write("1/1/1", (0x03, 0xE8))
state = hass.states.get("sensor.test")
assert state.state == "1000"
# don't answer to GroupValueRead requests
await knx.receive_read("1/1/1")
await knx.assert_no_telegram()
async def test_sensor_restore(hass: HomeAssistant, knx: KNXTestKit) -> None:
"""Test restoring KNX sensor state."""
ADDRESS = "2/2/2"
RAW_FLOAT_21_0 = (0x0C, 0x1A)
RESTORED_STATE = "21.0"
RESTORED_STATE_ATTRIBUTES = {ATTR_SOURCE: knx.INDIVIDUAL_ADDRESS}
fake_state = State(
"sensor.test", "ignored in favour of native_value", RESTORED_STATE_ATTRIBUTES
)
extra_data = {"native_value": RESTORED_STATE, "native_unit_of_measurement": "°C"}
mock_restore_cache_with_extra_data(hass, [(fake_state, extra_data)])
await knx.setup_integration(
{
SensorSchema.PLATFORM: [
{
CONF_NAME: "test",
CONF_STATE_ADDRESS: ADDRESS,
CONF_TYPE: "temperature", # 2 byte float
CONF_SYNC_STATE: False,
},
]
}
)
# restored state - no read-response due to sync_state False
knx.assert_state("sensor.test", RESTORED_STATE, **RESTORED_STATE_ATTRIBUTES)
await knx.assert_telegram_count(0)
# receiving the restored value from restored source does not trigger state_changed event
events = async_capture_events(hass, "state_changed")
await knx.receive_write(ADDRESS, RAW_FLOAT_21_0)
assert not events
async def test_last_reported(
hass: HomeAssistant,
knx: KNXTestKit,
freezer: FrozenDateTimeFactory,
) -> None:
"""Test KNX sensor properly sets last_reported."""
await knx.setup_integration(
{
SensorSchema.PLATFORM: [
{
CONF_NAME: "test",
CONF_STATE_ADDRESS: "1/1/1",
CONF_SYNC_STATE: False,
CONF_TYPE: "percentU8",
},
]
}
)
events = async_capture_events(hass, "state_changed")
# receive initial telegram
await knx.receive_write("1/1/1", (0x42,))
first_reported = hass.states.get("sensor.test").last_reported
assert len(events) == 1
# receive second telegram with identical payload
freezer.tick(1)
async_fire_time_changed(hass)
await knx.receive_write("1/1/1", (0x42,))
assert first_reported != hass.states.get("sensor.test").last_reported
assert len(events) == 1, events # last_reported shall not fire state_changed
async def test_always_callback(hass: HomeAssistant, knx: KNXTestKit) -> None:
"""Test KNX sensor with always_callback."""
await knx.setup_integration(
{
SensorSchema.PLATFORM: [
{
CONF_NAME: "test_normal",
CONF_STATE_ADDRESS: "1/1/1",
CONF_SYNC_STATE: False,
CONF_TYPE: "percentU8",
},
{
CONF_NAME: "test_always",
CONF_STATE_ADDRESS: "2/2/2",
SensorSchema.CONF_ALWAYS_CALLBACK: True,
CONF_SYNC_STATE: False,
CONF_TYPE: "percentU8",
},
]
}
)
events = async_capture_events(hass, "state_changed")
# receive initial telegram
await knx.receive_write("1/1/1", (0x42,))
await knx.receive_write("2/2/2", (0x42,))
assert len(events) == 2
# receive second telegram with identical payload
# always_callback shall force state_changed event
await knx.receive_write("1/1/1", (0x42,))
await knx.receive_write("2/2/2", (0x42,))
assert len(events) == 3
# receive telegram with different payload
await knx.receive_write("1/1/1", (0xFA,))
await knx.receive_write("2/2/2", (0xFA,))
assert len(events) == 5
# receive telegram with second payload again
# always_callback shall force state_changed event
await knx.receive_write("1/1/1", (0xFA,))
await knx.receive_write("2/2/2", (0xFA,))
assert len(events) == 6
@pytest.mark.parametrize(
("knx_config", "response_payload", "expected_state"),
[
(
{
"ga_sensor": {
"state": "1/1/1",
"passive": [],
"dpt": "9.001", # temperature 2 byte float
},
},
(0, 0),
{
"state": "0.0",
"device_class": "temperature",
"state_class": "measurement",
"unit_of_measurement": "°C",
},
),
(
{
"ga_sensor": {
"state": "1/1/1",
"passive": [],
"dpt": "12", # generic 4byte uint
},
"state_class": "total_increasing",
"device_class": "energy",
"unit_of_measurement": "Mcal",
"sync_state": True,
},
(1, 2, 3, 4),
{
"state": "16909060",
"device_class": "energy",
"state_class": "total_increasing",
},
),
],
)
async def test_sensor_ui_create(
hass: HomeAssistant,
knx: KNXTestKit,
create_ui_entity: KnxEntityGenerator,
knx_config: dict[str, Any],
response_payload: tuple[int, ...],
expected_state: dict[str, Any],
) -> None:
"""Test creating a sensor."""
await knx.setup_integration()
await create_ui_entity(
platform=Platform.SENSOR,
entity_data={"name": "test"},
knx_data=knx_config,
)
# created entity sends read-request to KNX bus
await knx.assert_read("1/1/1")
await knx.receive_response("1/1/1", response_payload)
knx.assert_state("sensor.test", **expected_state)
async def test_sensor_ui_load(knx: KNXTestKit) -> None:
"""Test loading a sensor from storage."""
await knx.setup_integration(config_store_fixture="config_store_sensor.json")
await knx.assert_read("1/1/1", response=(0, 0), ignore_order=True)
knx.assert_state(
"sensor.test",
"0",
device_class=None, # 7.600 color temperature has no sensor device class
state_class="measurement",
unit_of_measurement="K",
)
@pytest.mark.parametrize(
"knx_config",
[
(
{
"ga_sensor": {
"state": "1/1/1",
"passive": [],
"dpt": "9.001", # temperature 2 byte float
},
"state_class": "totoal_increasing", # invalid for temperature
}
),
(
{
"ga_sensor": {
"state": "1/1/1",
"passive": [],
"dpt": "12", # generic 4byte uint
},
"state_class": "total_increasing",
"device_class": "energy", # requires unit_of_measurement
"sync_state": True,
}
),
(
{
"ga_sensor": {
"state": "1/1/1",
"passive": [],
"dpt": "9.001", # temperature 2 byte float
},
"state_class": "measurement_angle", # requires degree unit
"sync_state": True,
}
),
],
)
async def test_sensor_ui_create_attribute_validation(
hass: HomeAssistant,
knx: KNXTestKit,
create_ui_entity: KnxEntityGenerator,
knx_config: dict[str, Any],
) -> None:
"""Test creating a sensor with invalid unit, state_class or device_class."""
await knx.setup_integration()
with pytest.raises(AssertionError) as err:
await create_ui_entity(
platform=Platform.SENSOR,
entity_data={"name": "test"},
knx_data=knx_config,
)
assert "success" in err.value.args[0]
assert "error_base" in err.value.args[0]
assert "path" in err.value.args[0]