Remove unneeded asserts (#118056)

* Remove unneeded asserts

* No need to guard changing a timer that is owned by a disconnected device

homeassistant/components/intent/timers.py

@@ -286,9 +286,6 @@ class TimerManager:
         if timer is None:
             raise TimerNotFoundError
 
-        if not self.is_timer_device(timer.device_id):
-            raise TimersNotSupportedError(timer.device_id)
-
         if timer.is_active:
             task = self.timer_tasks.pop(timer_id)
             task.cancel()
@@ -310,9 +307,6 @@ class TimerManager:
         if timer is None:
             raise TimerNotFoundError
 
-        if not self.is_timer_device(timer.device_id):
-            raise TimersNotSupportedError(timer.device_id)
-
         if seconds == 0:
             # Don't bother cancelling and recreating the timer task
             return
@@ -355,9 +349,6 @@ class TimerManager:
         if timer is None:
             raise TimerNotFoundError
 
-        if not self.is_timer_device(timer.device_id):
-            raise TimersNotSupportedError(timer.device_id)
-
         if not timer.is_active:
             # Already paused
             return
@@ -381,9 +372,6 @@ class TimerManager:
         if timer is None:
             raise TimerNotFoundError
 
-        if not self.is_timer_device(timer.device_id):
-            raise TimersNotSupportedError(timer.device_id)
-
         if timer.is_active:
             # Already unpaused
             return
@@ -783,8 +771,6 @@ class CancelTimerIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         timer = _find_timer(hass, intent_obj.device_id, slots)
         timer_manager.cancel_timer(timer.id)
         return intent_obj.create_response()
@@ -814,8 +800,6 @@ class IncreaseTimerIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         total_seconds = _get_total_seconds(slots)
         timer = _find_timer(hass, intent_obj.device_id, slots)
         timer_manager.add_time(timer.id, total_seconds)
@@ -846,8 +830,6 @@ class DecreaseTimerIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         total_seconds = _get_total_seconds(slots)
         timer = _find_timer(hass, intent_obj.device_id, slots)
         timer_manager.remove_time(timer.id, total_seconds)
@@ -877,8 +859,6 @@ class PauseTimerIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         timer = _find_timer(hass, intent_obj.device_id, slots)
         timer_manager.pause_timer(timer.id)
         return intent_obj.create_response()
@@ -907,8 +887,6 @@ class UnpauseTimerIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         timer = _find_timer(hass, intent_obj.device_id, slots)
         timer_manager.unpause_timer(timer.id)
         return intent_obj.create_response()
@@ -937,8 +915,6 @@ class TimerStatusIntentHandler(intent.IntentHandler):
             # Fail early
             raise TimersNotSupportedError(intent_obj.device_id)
 
-        assert intent_obj.device_id is not None
-
         statuses: list[dict[str, Any]] = []
         for timer in _find_timers(hass, intent_obj.device_id, slots):
             total_seconds = timer.seconds_left

tests/components/intent/test_timers.py

@@ -971,41 +971,6 @@ async def test_timers_not_supported(hass: HomeAssistant) -> None:
             language=hass.config.language,
         )
 
-    # Start a timer
-    @callback
-    def handle_timer(event_type: TimerEventType, timer: TimerInfo) -> None:
-        pass
-
-    device_id = "test_device"
-    unregister = timer_manager.register_handler(device_id, handle_timer)
-
-    timer_id = timer_manager.start_timer(
-        device_id,
-        hours=None,
-        minutes=5,
-        seconds=None,
-        language=hass.config.language,
-    )
-
-    # Unregister handler so device no longer "supports" timers
-    unregister()
-
-    # All operations on the timer should fail now
-    with pytest.raises(TimersNotSupportedError):
-        timer_manager.add_time(timer_id, 1)
-
-    with pytest.raises(TimersNotSupportedError):
-        timer_manager.remove_time(timer_id, 1)
-
-    with pytest.raises(TimersNotSupportedError):
-        timer_manager.pause_timer(timer_id)
-
-    with pytest.raises(TimersNotSupportedError):
-        timer_manager.unpause_timer(timer_id)
-
-    with pytest.raises(TimersNotSupportedError):
-        timer_manager.cancel_timer(timer_id)
-
 
 async def test_timer_status_with_names(hass: HomeAssistant, init_components) -> None:
     """Test getting the status of named timers."""