Fix next change (scheduler) sensors in AVM FRITZ!SmartHome (#126363)

homeassistant/components/fritzbox/sensor.py

@@ -83,20 +83,38 @@ def entity_category_temperature(device: FritzhomeDevice) -> EntityCategory | Non
     return None
 
 
-def value_nextchange_preset(device: FritzhomeDevice) -> str:
+def value_nextchange_preset(device: FritzhomeDevice) -> str | None:
     """Return native value for next scheduled preset sensor."""
+    if not device.nextchange_endperiod:
+        return None
     if device.nextchange_temperature == device.eco_temperature:
         return PRESET_ECO
     return PRESET_COMFORT
 
 
-def value_scheduled_preset(device: FritzhomeDevice) -> str:
+def value_scheduled_preset(device: FritzhomeDevice) -> str | None:
     """Return native value for current scheduled preset sensor."""
+    if not device.nextchange_endperiod:
+        return None
     if device.nextchange_temperature == device.eco_temperature:
         return PRESET_COMFORT
     return PRESET_ECO
 
 
+def value_nextchange_temperature(device: FritzhomeDevice) -> float | None:
+    """Return native value for next scheduled temperature time sensor."""
+    if device.nextchange_endperiod and isinstance(device.nextchange_temperature, float):
+        return device.nextchange_temperature
+    return None
+
+
+def value_nextchange_time(device: FritzhomeDevice) -> datetime | None:
+    """Return native value for next scheduled changed time sensor."""
+    if device.nextchange_endperiod:
+        return utc_from_timestamp(device.nextchange_endperiod)
+    return None
+
+
 SENSOR_TYPES: Final[tuple[FritzSensorEntityDescription, ...]] = (
     FritzSensorEntityDescription(
         key="temperature",
@@ -181,7 +199,7 @@ SENSOR_TYPES: Final[tuple[FritzSensorEntityDescription, ...]] = (
         device_class=SensorDeviceClass.TEMPERATURE,
         entity_category=EntityCategory.DIAGNOSTIC,
         suitable=suitable_nextchange_temperature,
-        native_value=lambda device: device.nextchange_temperature,
+        native_value=value_nextchange_temperature,
     ),
     FritzSensorEntityDescription(
         key="nextchange_time",
@@ -189,7 +207,7 @@ SENSOR_TYPES: Final[tuple[FritzSensorEntityDescription, ...]] = (
         device_class=SensorDeviceClass.TIMESTAMP,
         entity_category=EntityCategory.DIAGNOSTIC,
         suitable=suitable_nextchange_time,
-        native_value=lambda device: utc_from_timestamp(device.nextchange_endperiod),
+        native_value=value_nextchange_time,
     ),
     FritzSensorEntityDescription(
         key="nextchange_preset",

tests/components/fritzbox/__init__.py

@@ -5,7 +5,6 @@ from __future__ import annotations
 from typing import Any
 from unittest.mock import Mock
 
-from homeassistant.components.climate import PRESET_COMFORT, PRESET_ECO
 from homeassistant.components.fritzbox.const import DOMAIN
 from homeassistant.core import HomeAssistant
 
@@ -110,9 +109,7 @@ class FritzDeviceClimateMock(FritzEntityBaseMock):
     target_temperature = 19.5
     window_open = "fake_window"
     nextchange_temperature = 22.0
-    nextchange_endperiod = 0
-    nextchange_preset = PRESET_COMFORT
-    scheduled_preset = PRESET_ECO
+    nextchange_endperiod = 1726855200
 
 
 class FritzDeviceClimateWithoutTempSensorMock(FritzDeviceClimateMock):

tests/components/fritzbox/test_climate.py

@@ -123,7 +123,7 @@ async def test_setup(hass: HomeAssistant, fritz: Mock) -> None:
         f"{SENSOR_DOMAIN}.{CONF_FAKE_NAME}_next_scheduled_change_time"
     )
     assert state
-    assert state.state == "1970-01-01T00:00:00+00:00"
+    assert state.state == "2024-09-20T18:00:00+00:00"
     assert (
         state.attributes[ATTR_FRIENDLY_NAME]
         == f"{CONF_FAKE_NAME} Next scheduled change time"

tests/components/fritzbox/test_sensor.py

@@ -3,8 +3,10 @@
 from datetime import timedelta
 from unittest.mock import Mock
 
+import pytest
 from requests.exceptions import HTTPError
 
+from homeassistant.components.climate import PRESET_COMFORT, PRESET_ECO
 from homeassistant.components.fritzbox.const import DOMAIN as FB_DOMAIN
 from homeassistant.components.sensor import ATTR_STATE_CLASS, DOMAIN, SensorStateClass
 from homeassistant.const import (
@@ -12,6 +14,7 @@ from homeassistant.const import (
     ATTR_UNIT_OF_MEASUREMENT,
     CONF_DEVICES,
     PERCENTAGE,
+    STATE_UNKNOWN,
     EntityCategory,
     UnitOfTemperature,
 )
@@ -19,7 +22,12 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers import entity_registry as er
 import homeassistant.util.dt as dt_util
 
-from . import FritzDeviceSensorMock, set_devices, setup_config_entry
+from . import (
+    FritzDeviceClimateMock,
+    FritzDeviceSensorMock,
+    set_devices,
+    setup_config_entry,
+)
 from .const import CONF_FAKE_NAME, MOCK_CONFIG
 
 from tests.common import async_fire_time_changed
@@ -132,3 +140,55 @@ async def test_discover_new_device(hass: HomeAssistant, fritz: Mock) -> None:
 
     state = hass.states.get(f"{DOMAIN}.new_device_temperature")
     assert state
+
+
+@pytest.mark.parametrize(
+    ("next_changes", "expected_states"),
+    [
+        (
+            [0, 16],
+            [STATE_UNKNOWN, STATE_UNKNOWN, STATE_UNKNOWN, STATE_UNKNOWN],
+        ),
+        (
+            [0, 22],
+            [STATE_UNKNOWN, STATE_UNKNOWN, STATE_UNKNOWN, STATE_UNKNOWN],
+        ),
+        (
+            [1726855200, 16.0],
+            ["2024-09-20T18:00:00+00:00", "16.0", PRESET_ECO, PRESET_COMFORT],
+        ),
+        (
+            [1726855200, 22.0],
+            ["2024-09-20T18:00:00+00:00", "22.0", PRESET_COMFORT, PRESET_ECO],
+        ),
+    ],
+)
+async def test_next_change_sensors(
+    hass: HomeAssistant, fritz: Mock, next_changes: list, expected_states: list
+) -> None:
+    """Test next change sensors."""
+    device = FritzDeviceClimateMock()
+    device.nextchange_endperiod = next_changes[0]
+    device.nextchange_temperature = next_changes[1]
+
+    assert await setup_config_entry(
+        hass, MOCK_CONFIG[FB_DOMAIN][CONF_DEVICES][0], ENTITY_ID, device, fritz
+    )
+
+    base_name = f"{SENSOR_DOMAIN}.{CONF_FAKE_NAME}"
+
+    state = hass.states.get(f"{base_name}_next_scheduled_change_time")
+    assert state
+    assert state.state == expected_states[0]
+
+    state = hass.states.get(f"{base_name}_next_scheduled_temperature")
+    assert state
+    assert state.state == expected_states[1]
+
+    state = hass.states.get(f"{base_name}_next_scheduled_preset")
+    assert state
+    assert state.state == expected_states[2]
+
+    state = hass.states.get(f"{base_name}_current_scheduled_preset")
+    assert state
+    assert state.state == expected_states[3]