Typing lessons like duolingo & musicmouse cleanup

python-backend/tests/test_mqtt.py

@@ -419,14 +419,18 @@ async def test_transport_buttons_emit_intents(
 
 
 async def test_the_player_sensor_reports_the_current_track(
-    bus: EventBus, mqtt_config: MqttConfig, player: FakePlayer, publisher: RecordingPublisher
+    bus: EventBus,
+    mqtt_config: MqttConfig,
+    mouse: MusicMouseDevice,
+    player: FakePlayer,
+    publisher: RecordingPublisher,
 ) -> None:
     from pathlib import Path
 
     from musicmouse.media import Playlist, Track
     from musicmouse.services.mqtt.player import PlayerSensor
 
-    entity = PlayerSensor(bus, mqtt_config, player)
+    entity = PlayerSensor(bus, mqtt_config, mouse, player)
     entity.attach(publisher)
     player.set_playlist(Playlist(name="fuchs", tracks=(Track(Path("/m/01 - Song.mp3")),)))
     player.play_from_start()
@@ -439,6 +443,29 @@ async def test_the_player_sensor_reports_the_current_track(
     assert attributes["volume"] == 40
 
 
+async def test_the_player_sensor_reports_the_mouse_s_active_figure(
+    bus: EventBus,
+    mqtt_config: MqttConfig,
+    transport: FakeTransport,
+    mouse: MusicMouseDevice,
+    player: FakePlayer,
+    publisher: RecordingPublisher,
+) -> None:
+    """The sensor reads ``mouse.active_figure`` rather than keeping its own copy of it,
+    so it agrees with the mouse even if it missed the event that changed it."""
+    from musicmouse.services.mqtt.player import PlayerSensor
+
+    entity = PlayerSensor(bus, mqtt_config, mouse, player)
+    entity.attach(publisher)
+
+    transport.inject(RfidTokenRead(tag_id=bytes.fromhex("04a1b2c3d4"), source="device"))
+    await bus.drain()
+
+    attributes = publisher.last_json(f"{entity.base_topic}/attributes")
+    assert attributes["figure"] == "fuchs"
+    assert mouse.active_figure == "fuchs"
+
+
 # --------------------------------------------------------------------- triggers