Add _attr_has_entity_name to devolo Home Network device tracker platform (home-assistant#146978)

* Add _attr_has_entity_name to devolo Home Network device tracker platform

* Set name

* Fix tests

Author: Shutgun

homeassistant/components/devolo_home_network/device_tracker.py

@@ -87,6 +87,7 @@ class DevoloScannerEntity(  # pylint: disable=hass-enforce-class-module
 ):
     """Representation of a devolo device tracker."""
 
+    _attr_has_entity_name = True
     _attr_translation_key = "device_tracker"
 
     def __init__(
@@ -99,6 +100,7 @@ def __init__(
         super().__init__(coordinator)
         self._device = device
         self._attr_mac_address = mac
+        self._attr_name = mac
 
     @property
     def extra_state_attributes(self) -> dict[str, str]:

tests/components/devolo_home_network/snapshots/test_device_tracker.ambr

@@ -3,12 +3,13 @@
   StateSnapshot({
     'attributes': ReadOnlyDict({
       'band': '5 GHz',
+      'friendly_name': 'AA:BB:CC:DD:EE:FF',
       'mac': 'AA:BB:CC:DD:EE:FF',
       'source_type': <SourceType.ROUTER: 'router'>,
       'wifi': 'Main',
     }),
     'context': <ANY>,
-    'entity_id': 'device_tracker.devolo_home_network_1234567890_aa_bb_cc_dd_ee_ff',
+    'entity_id': 'device_tracker.aa_bb_cc_dd_ee_ff',
     'last_changed': <ANY>,
     'last_reported': <ANY>,
     'last_updated': <ANY>,

tests/components/devolo_home_network/test_device_tracker.py

@@ -17,13 +17,12 @@
 from homeassistant.helpers import entity_registry as er
 
 from . import configure_integration
-from .const import CONNECTED_STATIONS, DISCOVERY_INFO, NO_CONNECTED_STATIONS
+from .const import CONNECTED_STATIONS, NO_CONNECTED_STATIONS
 from .mock import MockDevice
 
 from tests.common import async_fire_time_changed
 
 STATION = CONNECTED_STATIONS[0]
-SERIAL = DISCOVERY_INFO.properties["SN"]
 
 
 @pytest.mark.usefixtures("entity_registry_enabled_by_default")
@@ -35,9 +34,7 @@ async def test_device_tracker(
     snapshot: SnapshotAssertion,
 ) -> None:
     """Test device tracker states."""
-    state_key = (
-        f"{PLATFORM}.{DOMAIN}_{SERIAL}_{STATION.mac_address.lower().replace(':', '_')}"
-    )
+    state_key = f"{PLATFORM}.{STATION.mac_address.lower().replace(':', '_')}"
     entry = configure_integration(hass)
     await hass.config_entries.async_setup(entry.entry_id)
     await hass.async_block_till_done()
@@ -77,14 +74,12 @@ async def test_restoring_clients(
     entity_registry: er.EntityRegistry,
 ) -> None:
     """Test restoring existing device_tracker entities."""
-    state_key = (
-        f"{PLATFORM}.{DOMAIN}_{SERIAL}_{STATION.mac_address.lower().replace(':', '_')}"
-    )
+    state_key = f"{PLATFORM}.{STATION.mac_address.lower().replace(':', '_')}"
     entry = configure_integration(hass)
     entity_registry.async_get_or_create(
         PLATFORM,
         DOMAIN,
-        f"{SERIAL}_{STATION.mac_address}",
+        f"{STATION.mac_address}",
         config_entry=entry,
     )