Add actuator simulation tuning

tests/api/test_actuators.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 from datetime import datetime, timedelta, timezone
 from pathlib import Path
 from time import perf_counter
+from zoneinfo import ZoneInfo
 
 import pytest
 from fastapi.testclient import TestClient
@@ -10,7 +11,7 @@ from fastapi.testclient import TestClient
 from app.api.v1.actuators import _deduplicate_actuator_ids
 from app.actuators.cache_db import DashboardCache
 from app.actuators.lifecycle import ActuatorReconciliationService
-from app.actuators.models import JobStatus, ModelSnapshot
+from app.actuators.models import BehaviorPattern, JobStatus, ModelSnapshot
 from app.actuators.store import ActuatorStore
 from app.behavior.engine import BehaviorEngine
 from app.config import Settings
@@ -272,6 +273,91 @@ def test_weight_override_endpoint_updates_sensor_relevance(tmp_path: Path) -> No
     assert numeric["sensor.abstellkammer_illuminance"]["effective_weight"] == 0.75
 
 
+def test_actuator_simulation_ranks_sensor_states_without_switching(tmp_path: Path) -> None:
+    with TestClient(app) as client:
+        _install_service(tmp_path)
+        client.post("/v1/actuators", json={"actuator_entity_id": "light.abstellkammer"})
+        client.post(
+            "/v1/actuators/light.abstellkammer/assignment",
+            json={
+                "numeric_entity_id": "sensor.abstellkammer_illuminance",
+                "context_entity_ids": ["binary_sensor.abstellkammer_motion"],
+            },
+        )
+        store = app.state.actuator_store
+        record = store.get("light.abstellkammer")
+        now = datetime.now(timezone.utc)
+        local = now.astimezone(ZoneInfo("Europe/Berlin"))
+        local_minute = local.hour * 60 + local.minute
+        patterns = [
+            BehaviorPattern(
+                target_state="on",
+                minute_of_day=local_minute,
+                weekday=now.weekday(),
+                context_states={
+                    "sensor.abstellkammer_illuminance": "12",
+                    "binary_sensor.abstellkammer_motion": "on",
+                },
+                source="user",
+                weight=1.0,
+                observed_at=now,
+            )
+            for _ in range(3)
+        ]
+        patterns.extend(
+            [
+                BehaviorPattern(
+                    target_state="off",
+                    minute_of_day=local_minute,
+                    weekday=now.weekday(),
+                    context_states={
+                        "sensor.abstellkammer_illuminance": "12",
+                        "binary_sensor.abstellkammer_motion": "off",
+                    },
+                    source="user",
+                    weight=0.5,
+                    observed_at=now,
+                )
+                for _ in range(3)
+            ]
+        )
+        store.upsert(
+            record.model_copy(
+                update={
+                    "behavior": record.behavior.model_copy(
+                        update={
+                            "patterns": patterns,
+                            "sample_count": len(patterns),
+                            "high_confidence_sample_count": len(patterns),
+                            "activation_ready": True,
+                            "activation_reason": "Testfreigabe.",
+                        }
+                    )
+                }
+            )
+        )
+
+        response = client.post(
+            "/v1/actuators/light.abstellkammer/simulate",
+            json={
+                "state_options": {"binary_sensor.abstellkammer_motion": ["off", "on"]},
+                "sensor_weights": {
+                    "binary_sensor.abstellkammer_motion": 1.0,
+                    "sensor.abstellkammer_illuminance": 0.25,
+                },
+                "max_results": 2,
+            },
+        )
+
+    assert response.status_code == 200
+    payload = response.json()
+    assert len(payload) == 2
+    assert payload[0]["prediction"]["target_state"] == "on"
+    assert payload[0]["sensor_states"]["binary_sensor.abstellkammer_motion"] == "on"
+    assert payload[0]["sensor_weights"]["sensor.abstellkammer_illuminance"] == 0.25
+    assert app.state.ha_reader.service_calls == []
+
+
 def test_safety_profile_can_block_actuator_manually(tmp_path: Path) -> None:
     with TestClient(app) as client:
         _install_service(tmp_path)