From dc9238a8068f0c5751bf8a9cd17eb73a9d105a15 Mon Sep 17 00:00:00 2001
From: pattyland <mail@pattyland.de>
Date: Sat, 9 May 2026 16:12:54 +0200
Subject: [PATCH] Use standby for HDMI-CEC turn off

---
 .../components/hdmi_cec/media_player.py        |  3 ++-
 homeassistant/components/hdmi_cec/switch.py    |  5 +++--
 tests/components/hdmi_cec/__init__.py          | 15 ++++++++++++++-
 tests/components/hdmi_cec/test_media_player.py | 10 ++++++++--
 tests/components/hdmi_cec/test_switch.py       | 18 +++++++++++++++---
 5 files changed, 42 insertions(+), 9 deletions(-)

diff --git a/homeassistant/components/hdmi_cec/media_player.py b/homeassistant/components/hdmi_cec/media_player.py
index b3d68a04ac801..ac4ad314e3390 100644
--- a/homeassistant/components/hdmi_cec/media_player.py
+++ b/homeassistant/components/hdmi_cec/media_player.py
@@ -4,6 +4,7 @@
 
 from pycec.commands import CecCommand, KeyPressCommand, KeyReleaseCommand
 from pycec.const import (
+    CMD_STANDBY,
     KEY_BACKWARD,
     KEY_FORWARD,
     KEY_MUTE_TOGGLE,
@@ -93,7 +94,7 @@ async def async_turn_on(self) -> None:
 
     async def async_turn_off(self) -> None:
         """Turn device off."""
-        self._device.turn_off()
+        self._device.send_command(CecCommand(CMD_STANDBY, dst=self._logical_address))
         self._attr_state = MediaPlayerState.OFF
         self.async_write_ha_state()
 
diff --git a/homeassistant/components/hdmi_cec/switch.py b/homeassistant/components/hdmi_cec/switch.py
index b85ea10b88190..a0dc6459b4d58 100644
--- a/homeassistant/components/hdmi_cec/switch.py
+++ b/homeassistant/components/hdmi_cec/switch.py
@@ -3,7 +3,8 @@
 import logging
 from typing import Any
 
-from pycec.const import POWER_OFF, POWER_ON
+from pycec.commands import CecCommand
+from pycec.const import CMD_STANDBY, POWER_OFF, POWER_ON
 
 from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN, SwitchEntity
 from homeassistant.core import HomeAssistant
@@ -50,7 +51,7 @@ async def async_turn_on(self, **kwargs: Any) -> None:
 
     async def async_turn_off(self, **kwargs: Any) -> None:
         """Turn device off."""
-        self._device.turn_off()
+        self._device.send_command(CecCommand(CMD_STANDBY, dst=self._logical_address))
         self._attr_is_on = False
         self.async_write_ha_state()
 
diff --git a/tests/components/hdmi_cec/__init__.py b/tests/components/hdmi_cec/__init__.py
index 1d51fa0cc506a..cbdc53fbb6346 100644
--- a/tests/components/hdmi_cec/__init__.py
+++ b/tests/components/hdmi_cec/__init__.py
@@ -2,7 +2,11 @@
 
 from unittest.mock import AsyncMock, Mock
 
-from homeassistant.components.hdmi_cec import KeyPressCommand, KeyReleaseCommand
+from homeassistant.components.hdmi_cec import (
+    CecCommand,
+    KeyPressCommand,
+    KeyReleaseCommand,
+)
 
 
 class MockHDMIDevice:
@@ -49,3 +53,12 @@ def assert_key_press_release(fnc, count=0, *, dst, key):
     assert press_arg.dst == dst
     assert isinstance(release_arg, KeyReleaseCommand)
     assert release_arg.dst == dst
+
+
+def assert_cec_command(fnc, *, cmd, dst):
+    """Assert that correct CecCommand was sent."""
+    fnc.assert_called_once()
+    command = fnc.call_args.args[0]
+    assert isinstance(command, CecCommand)
+    assert command.cmd == cmd
+    assert command.dst == dst
diff --git a/tests/components/hdmi_cec/test_media_player.py b/tests/components/hdmi_cec/test_media_player.py
index 14564b7c41a85..e2787e48f7dbc 100644
--- a/tests/components/hdmi_cec/test_media_player.py
+++ b/tests/components/hdmi_cec/test_media_player.py
@@ -3,6 +3,7 @@
 from typing import Any
 
 from pycec.const import (
+    CMD_STANDBY,
     DEVICE_TYPE_NAMES,
     KEY_BACKWARD,
     KEY_FORWARD,
@@ -54,7 +55,7 @@
 )
 from homeassistant.core import HomeAssistant
 
-from . import MockHDMIDevice, assert_key_press_release
+from . import MockHDMIDevice, assert_cec_command, assert_key_press_release
 from .conftest import CecEntityCreator, HDMINetworkCreator
 
 
@@ -148,7 +149,12 @@ async def test_service_off(
         blocking=True,
     )
 
-    mock_hdmi_device.turn_off.assert_called_once_with()
+    mock_hdmi_device.turn_off.assert_not_called()
+    assert_cec_command(
+        mock_hdmi_device.send_command,
+        cmd=CMD_STANDBY,
+        dst=mock_hdmi_device.logical_address,
+    )
 
     state = hass.states.get("media_player.hdmi_3")
     assert state.state == STATE_OFF
diff --git a/tests/components/hdmi_cec/test_switch.py b/tests/components/hdmi_cec/test_switch.py
index 6ef6ce835ceb3..49a70c2caae5f 100644
--- a/tests/components/hdmi_cec/test_switch.py
+++ b/tests/components/hdmi_cec/test_switch.py
@@ -1,6 +1,13 @@
 """Tests for the HDMI-CEC switch platform."""
 
-from pycec.const import POWER_OFF, POWER_ON, STATUS_PLAY, STATUS_STILL, STATUS_STOP
+from pycec.const import (
+    CMD_STANDBY,
+    POWER_OFF,
+    POWER_ON,
+    STATUS_PLAY,
+    STATUS_STILL,
+    STATUS_STOP,
+)
 from pycec.network import PhysicalAddress
 import pytest
 
@@ -16,7 +23,7 @@
 )
 from homeassistant.core import HomeAssistant
 
-from . import MockHDMIDevice
+from . import MockHDMIDevice, assert_cec_command
 from .conftest import CecEntityCreator, HDMINetworkCreator
 
 
@@ -107,7 +114,12 @@ async def test_service_off(
         blocking=True,
     )
 
-    mock_hdmi_device.turn_off.assert_called_once_with()
+    mock_hdmi_device.turn_off.assert_not_called()
+    assert_cec_command(
+        mock_hdmi_device.send_command,
+        cmd=CMD_STANDBY,
+        dst=mock_hdmi_device.logical_address,
+    )
 
     state = hass.states.get("switch.hdmi_3")
     assert state.state == STATE_OFF