From 568f0617fd83b6da19fe3e7941794b9b797ca2ef Mon Sep 17 00:00:00 2001
From: darkrain-nl <24763370+darkrain-nl@users.noreply.github.com>
Date: Sat, 5 Sep 2026 20:59:38 +0200
Subject: [PATCH] Clear webostv source when the current app is not in the
 source list (#181381)

---
 .../components/webostv/media_player.py        |  1 +
 tests/components/webostv/__init__.py          |  7 +++-
 tests/components/webostv/test_media_player.py | 33 +++++++++++++++++++
 3 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/webostv/media_player.py b/homeassistant/components/webostv/media_player.py
index a5744cdca76a..bdb48fe70c57 100644
--- a/homeassistant/components/webostv/media_player.py
+++ b/homeassistant/components/webostv/media_player.py
@@ -202,6 +202,7 @@ class LgWebOSMediaPlayerEntity(WebOsTvEntity, RestoreEntity, MediaPlayerEntity):
         tv_state = self._client.tv_state
         source_list = self._source_list
         self._source_list = {}
+        self._current_source = None
         conf_sources = self._sources
 
         found_live_tv = False
diff --git a/tests/components/webostv/__init__.py b/tests/components/webostv/__init__.py
index d9a0a135023d..56bc0b0bfd38 100644
--- a/tests/components/webostv/__init__.py
+++ b/tests/components/webostv/__init__.py
@@ -1,5 +1,7 @@
 """Tests for the LG webOS TV integration."""
 
+from typing import Any
+
 from homeassistant.components.webostv.const import DOMAIN
 from homeassistant.const import CONF_CLIENT_SECRET, CONF_HOST
 from homeassistant.core import HomeAssistant
@@ -10,7 +12,9 @@ from tests.common import MockConfigEntry
 
 
 async def setup_webostv(
-    hass: HomeAssistant, unique_id: str | None = FAKE_UUID
+    hass: HomeAssistant,
+    unique_id: str | None = FAKE_UUID,
+    options: dict[str, Any] | None = None,
 ) -> MockConfigEntry:
     """Initialize webostv and media_player for tests."""
     entry = MockConfigEntry(
@@ -19,6 +23,7 @@ async def setup_webostv(
             CONF_HOST: HOST,
             CONF_CLIENT_SECRET: CLIENT_KEY,
         },
+        options=options or {},
         title=TV_NAME,
         unique_id=unique_id,
     )
diff --git a/tests/components/webostv/test_media_player.py b/tests/components/webostv/test_media_player.py
index d4f05c3ea69a..924534211c2d 100644
--- a/tests/components/webostv/test_media_player.py
+++ b/tests/components/webostv/test_media_player.py
@@ -29,6 +29,7 @@ from homeassistant.components.media_player import (
 from homeassistant.components.webostv.const import (
     ATTR_PAYLOAD,
     ATTR_SOUND_OUTPUT,
+    CONF_SOURCES,
     DOMAIN,
     LIVE_TV_APP_ID,
     WebOsTvCommandError,
@@ -538,6 +539,38 @@ async def test_update_sources_live_tv_find(hass: HomeAssistant, client) -> None:
     assert len(sources) == 1
 
 
+async def test_source_unlisted_current_app(hass: HomeAssistant, client) -> None:
+    """Test source is cleared when the current app is not in the lists."""
+    await setup_webostv(hass)
+    await client.mock_state_update()
+
+    assert hass.states.get(ENTITY_ID).attributes[ATTR_INPUT_SOURCE] == "Live TV"
+
+    # home screen and screen saver are not in the apps or inputs lists
+    client.tv_state.current_app_id = "com.webos.app.home"
+    await client.mock_state_update()
+
+    attributes = hass.states.get(ENTITY_ID).attributes
+    assert ATTR_INPUT_SOURCE not in attributes
+    assert attributes[ATTR_INPUT_SOURCE_LIST] == ["Input01", "Input02", "Live TV"]
+
+
+async def test_source_cleared_with_filtered_out_sources(
+    hass: HomeAssistant, client
+) -> None:
+    """Test source is cleared when configured sources match nothing."""
+    client.tv_state.inputs = {}
+    await setup_webostv(hass, options={CONF_SOURCES: ["Netflix"]})
+    await client.mock_state_update()
+
+    assert hass.states.get(ENTITY_ID).attributes[ATTR_INPUT_SOURCE] == "Live TV"
+
+    client.tv_state.current_app_id = "com.webos.app.home"
+    await client.mock_state_update()
+
+    assert ATTR_INPUT_SOURCE not in hass.states.get(ENTITY_ID).attributes
+
+
 async def test_app_id(hass: HomeAssistant, client) -> None:
     """Test app_id follows the foreground app id reported by the TV."""
     await setup_webostv(hass)