From be869fce6cfaa4e65fd547e554a81d9886c55d47 Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Sat, 31 Jan 2026 15:14:26 +0100
Subject: [PATCH] Remove outdated device registry cleanup in mold_indicator
 (#161864)

---
 .../components/mold_indicator/__init__.py     | 10 +--
 tests/components/mold_indicator/test_init.py  | 86 -------------------
 2 files changed, 1 insertion(+), 95 deletions(-)

diff --git a/homeassistant/components/mold_indicator/__init__.py b/homeassistant/components/mold_indicator/__init__.py
index 372947f04c4..1c22b219217 100644
--- a/homeassistant/components/mold_indicator/__init__.py
+++ b/homeassistant/components/mold_indicator/__init__.py
@@ -9,10 +9,7 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import Platform
 from homeassistant.core import Event, HomeAssistant, callback
 from homeassistant.helpers import entity_registry as er
-from homeassistant.helpers.device import (
-    async_entity_id_to_device_id,
-    async_remove_stale_devices_links_keep_entity_device,
-)
+from homeassistant.helpers.device import async_entity_id_to_device_id
 from homeassistant.helpers.event import async_track_entity_registry_updated_event
 from homeassistant.helpers.helper_integration import (
     async_handle_source_entity_changes,
@@ -29,11 +26,6 @@ _LOGGER = logging.getLogger(__name__)
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     """Set up Mold indicator from a config entry."""
 
-    # This can be removed in HA Core 2026.2
-    async_remove_stale_devices_links_keep_entity_device(
-        hass, entry.entry_id, entry.options[CONF_INDOOR_HUMIDITY]
-    )
-
     def set_source_entity_id_or_uuid(source_entity_id: str) -> None:
         hass.config_entries.async_update_entry(
             entry,
diff --git a/tests/components/mold_indicator/test_init.py b/tests/components/mold_indicator/test_init.py
index bfa8ad3a0ef..93893d7b3ac 100644
--- a/tests/components/mold_indicator/test_init.py
+++ b/tests/components/mold_indicator/test_init.py
@@ -195,92 +195,6 @@ async def test_unload_entry(hass: HomeAssistant, loaded_entry: MockConfigEntry)
     assert loaded_entry.state is ConfigEntryState.NOT_LOADED
 
 
-async def test_device_cleaning(
-    hass: HomeAssistant,
-    device_registry: dr.DeviceRegistry,
-    entity_registry: er.EntityRegistry,
-) -> None:
-    """Test cleaning of devices linked to the helper config entry."""
-
-    # Source entity device config entry
-    source_config_entry = MockConfigEntry()
-    source_config_entry.add_to_hass(hass)
-
-    # Device entry of the source entity
-    source_device1_entry = device_registry.async_get_or_create(
-        config_entry_id=source_config_entry.entry_id,
-        identifiers={("sensor", "identifier_test1")},
-        connections={("mac", "30:31:32:33:34:01")},
-    )
-
-    # Source entity registry
-    source_entity = entity_registry.async_get_or_create(
-        "sensor",
-        "indoor",
-        "humidity",
-        config_entry=source_config_entry,
-        device_id=source_device1_entry.id,
-    )
-    await hass.async_block_till_done()
-    assert entity_registry.async_get("sensor.indoor_humidity") is not None
-
-    # Configure the configuration entry for helper
-    helper_config_entry = MockConfigEntry(
-        data={},
-        domain=DOMAIN,
-        options={
-            CONF_NAME: DEFAULT_NAME,
-            CONF_INDOOR_HUMIDITY: "sensor.indoor_humidity",
-            CONF_INDOOR_TEMP: "sensor.indoor_temp",
-            CONF_OUTDOOR_TEMP: "sensor.outdoor_temp",
-            CONF_CALIBRATION_FACTOR: 2.0,
-        },
-        title="Test",
-    )
-    helper_config_entry.add_to_hass(hass)
-    assert await hass.config_entries.async_setup(helper_config_entry.entry_id)
-    await hass.async_block_till_done()
-
-    # Confirm the link between the source entity device and the helper entity
-    helper_entity = entity_registry.async_get("sensor.mold_indicator")
-    assert helper_entity is not None
-    assert helper_entity.device_id == source_entity.device_id
-
-    # Device entry incorrectly linked to config entry
-    device_registry.async_get_or_create(
-        config_entry_id=helper_config_entry.entry_id,
-        identifiers={("sensor", "identifier_test2")},
-        connections={("mac", "30:31:32:33:34:02")},
-    )
-    device_registry.async_get_or_create(
-        config_entry_id=helper_config_entry.entry_id,
-        identifiers={("sensor", "identifier_test3")},
-        connections={("mac", "30:31:32:33:34:03")},
-    )
-    await hass.async_block_till_done()
-
-    # Before reloading the config entry, 3 devices are expected to be linked
-    devices_before_reload = device_registry.devices.get_devices_for_config_entry_id(
-        helper_config_entry.entry_id
-    )
-    assert len(devices_before_reload) == 2
-
-    # Config entry reload
-    await hass.config_entries.async_reload(helper_config_entry.entry_id)
-    await hass.async_block_till_done()
-
-    # Confirm the link between the source entity device and the helper entity
-    helper_entity = entity_registry.async_get("sensor.mold_indicator")
-    assert helper_entity is not None
-    assert helper_entity.device_id == source_entity.device_id
-
-    # After reloading the config entry, only one linked device is expected
-    devices_after_reload = device_registry.devices.get_devices_for_config_entry_id(
-        helper_config_entry.entry_id
-    )
-    assert len(devices_after_reload) == 0
-
-
 @pytest.mark.parametrize(
     ("source_entity_id", "expected_helper_device_id", "expected_events"),
     [