From dbdcb1a91ecc09a8a4f5f5b0985bb9d5070cdb42 Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Wed, 24 Jun 2026 09:06:16 +0200
Subject: [PATCH] Migrate alarm control panel entity attributes to StrEnum
 (#174590)

---
 .../components/alarm_control_panel/__init__.py | 13 ++++++++-----
 .../components/alarm_control_panel/const.py    |  8 ++++++++
 .../snapshots/test_alarm_control_panel.ambr    | 18 +++++++++---------
 .../snapshots/test_alarm_control_panel.ambr    |  6 +++---
 .../snapshots/test_alarm_control_panel.ambr    | 18 +++++++++---------
 .../snapshots/test_alarm_control_panel.ambr    |  6 +++---
 .../snapshots/test_init.ambr                   | 12 ++++++------
 .../snapshots/test_alarm_control_panel.ambr    |  6 +++---
 .../snapshots/test_alarm_control_panel.ambr    |  6 +++---
 .../snapshots/test_alarm_control_panel.ambr    | 12 ++++++------
 .../snapshots/test_alarm_control_panel.ambr    | 12 ++++++------
 .../snapshots/test_alarm_control_panel.ambr    |  6 +++---
 12 files changed, 67 insertions(+), 56 deletions(-)

diff --git a/homeassistant/components/alarm_control_panel/__init__.py b/homeassistant/components/alarm_control_panel/__init__.py
index d4de82ea7dc3..299de8a6bf65 100644
--- a/homeassistant/components/alarm_control_panel/__init__.py
+++ b/homeassistant/components/alarm_control_panel/__init__.py
@@ -8,7 +8,7 @@ from propcache.api import cached_property
 import voluptuous as vol
 
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import (
+from homeassistant.const import (  # noqa: F401
     ATTR_CODE,
     ATTR_CODE_FORMAT,
     SERVICE_ALARM_ARM_AWAY,
@@ -28,11 +28,12 @@ from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.typing import ConfigType
 from homeassistant.util.hass_dict import HassKey
 
-from .const import (
+from .const import (  # noqa: F401
     ATTR_CHANGED_BY,
     ATTR_CODE_ARM_REQUIRED,
     DOMAIN,
     AlarmControlPanelEntityFeature,
+    AlarmControlPanelEntityStateAttribute,
     AlarmControlPanelState,
     CodeFormat,
 )
@@ -303,9 +304,11 @@ class AlarmControlPanelEntity(Entity, cached_properties=CACHED_PROPERTIES_WITH_A
     def state_attributes(self) -> dict[str, Any] | None:
         """Return the state attributes."""
         return {
-            ATTR_CODE_FORMAT: self.code_format,
-            ATTR_CHANGED_BY: self.changed_by,
-            ATTR_CODE_ARM_REQUIRED: self.code_arm_required,
+            AlarmControlPanelEntityStateAttribute.CODE_FORMAT: self.code_format,
+            AlarmControlPanelEntityStateAttribute.CHANGED_BY: self.changed_by,
+            AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: (
+                self.code_arm_required
+            ),
         }
 
     @override
diff --git a/homeassistant/components/alarm_control_panel/const.py b/homeassistant/components/alarm_control_panel/const.py
index f9a5887513ca..e66f25c72f9d 100644
--- a/homeassistant/components/alarm_control_panel/const.py
+++ b/homeassistant/components/alarm_control_panel/const.py
@@ -9,6 +9,14 @@ ATTR_CHANGED_BY: Final = "changed_by"
 ATTR_CODE_ARM_REQUIRED: Final = "code_arm_required"
 
 
+class AlarmControlPanelEntityStateAttribute(StrEnum):
+    """State attributes for alarm control panel entities."""
+
+    CODE_FORMAT = "code_format"
+    CHANGED_BY = "changed_by"
+    CODE_ARM_REQUIRED = "code_arm_required"
+
+
 class AlarmControlPanelState(StrEnum):
     """Alarm control panel entity states."""
 
diff --git a/tests/components/bosch_alarm/snapshots/test_alarm_control_panel.ambr b/tests/components/bosch_alarm/snapshots/test_alarm_control_panel.ambr
index f659d5dd39fa..ea9938d95eaa 100644
--- a/tests/components/bosch_alarm/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/bosch_alarm/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panel[amax_3000-None][alarm_control_panel.area1-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'Area1',
       'supported_features': <AlarmControlPanelEntityFeature: 3>,
     }),
@@ -93,9 +93,9 @@
 # name: test_alarm_control_panel[b5512-None][alarm_control_panel.area1-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'Area1',
       'supported_features': <AlarmControlPanelEntityFeature: 3>,
     }),
@@ -147,9 +147,9 @@
 # name: test_alarm_control_panel[solution_3000-None][alarm_control_panel.area1-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'Area1',
       'supported_features': <AlarmControlPanelEntityFeature: 3>,
     }),
diff --git a/tests/components/deconz/snapshots/test_alarm_control_panel.ambr b/tests/components/deconz/snapshots/test_alarm_control_panel.ambr
index 1e6ba2db58e2..96e440178fe1 100644
--- a/tests/components/deconz/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/deconz/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panel[sensor_payload0-alarm_system_payload0][alarm_control_panel.keypad-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': True,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: True,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'Keypad',
       'supported_features': <AlarmControlPanelEntityFeature: 7>,
     }),
diff --git a/tests/components/elmax/snapshots/test_alarm_control_panel.ambr b/tests/components/elmax/snapshots/test_alarm_control_panel.ambr
index 5d30e0253d3f..a61f34546031 100644
--- a/tests/components/elmax/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/elmax/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panels[alarm_control_panel.direct_panel_https_1_1_1_1_443_api_v2_area_1-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'Direct Panel https://1.1.1.1:443/api/v2 AREA 1',
       'supported_features': <AlarmControlPanelEntityFeature: 2>,
     }),
@@ -93,9 +93,9 @@
 # name: test_alarm_control_panels[alarm_control_panel.direct_panel_https_1_1_1_1_443_api_v2_area_2-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'Direct Panel https://1.1.1.1:443/api/v2 AREA 2',
       'supported_features': <AlarmControlPanelEntityFeature: 2>,
     }),
@@ -147,9 +147,9 @@
 # name: test_alarm_control_panels[alarm_control_panel.direct_panel_https_1_1_1_1_443_api_v2_area_3-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'Direct Panel https://1.1.1.1:443/api/v2 AREA 3',
       'supported_features': <AlarmControlPanelEntityFeature: 2>,
     }),
diff --git a/tests/components/homee/snapshots/test_alarm_control_panel.ambr b/tests/components/homee/snapshots/test_alarm_control_panel.ambr
index b38521e48b16..3f1b5decd4ce 100644
--- a/tests/components/homee/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/homee/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panel_snapshot[alarm_control_panel.testhomee_status-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': 'user - 4',
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: 'user - 4',
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'TestHomee Status',
       'supported_features': <AlarmControlPanelEntityFeature: 39>,
     }),
diff --git a/tests/components/homekit_controller/snapshots/test_init.ambr b/tests/components/homekit_controller/snapshots/test_init.ambr
index 628027374a67..01a2d93743f7 100644
--- a/tests/components/homekit_controller/snapshots/test_init.ambr
+++ b/tests/components/homekit_controller/snapshots/test_init.ambr
@@ -1587,9 +1587,9 @@
           }),
           'state': dict({
             'attributes': dict({
-              'changed_by': None,
-              'code_arm_required': False,
-              'code_format': None,
+              <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+              <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+              <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
               'friendly_name': 'Aqara-Hub-E1-00A0 Security System',
               'supported_features': <AlarmControlPanelEntityFeature: 7>,
             }),
@@ -1987,9 +1987,9 @@
           }),
           'state': dict({
             'attributes': dict({
-              'changed_by': None,
-              'code_arm_required': False,
-              'code_format': None,
+              <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+              <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+              <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
               'friendly_name': 'Aqara Hub-1563 Security System',
               'supported_features': <AlarmControlPanelEntityFeature: 7>,
             }),
diff --git a/tests/components/satel_integra/snapshots/test_alarm_control_panel.ambr b/tests/components/satel_integra/snapshots/test_alarm_control_panel.ambr
index 9b78602bc75b..6b29bf7431a0 100644
--- a/tests/components/satel_integra/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/satel_integra/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panel[alarm_control_panel.home-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': True,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: True,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'Home',
       'supported_features': <AlarmControlPanelEntityFeature: 3>,
     }),
diff --git a/tests/components/template/snapshots/test_alarm_control_panel.ambr b/tests/components/template/snapshots/test_alarm_control_panel.ambr
index 9772c31220e8..74d585543ea3 100644
--- a/tests/components/template/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/template/snapshots/test_alarm_control_panel.ambr
@@ -2,9 +2,9 @@
 # name: test_setup_config_entry
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': True,
-      'code_format': <CodeFormat.NUMBER: 'number'>,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: True,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: <CodeFormat.NUMBER: 'number'>,
       'friendly_name': 'My template',
       'supported_features': <AlarmControlPanelEntityFeature: 0>,
     }),
diff --git a/tests/components/totalconnect/snapshots/test_alarm_control_panel.ambr b/tests/components/totalconnect/snapshots/test_alarm_control_panel.ambr
index 10d246174cb9..43fb050bce98 100644
--- a/tests/components/totalconnect/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/totalconnect/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_entities[alarm_control_panel.test-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'test',
       'supported_features': <AlarmControlPanelEntityFeature: 7>,
     }),
@@ -93,9 +93,9 @@
 # name: test_entities[alarm_control_panel.test_partition_2-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'test Partition 2',
       'supported_features': <AlarmControlPanelEntityFeature: 7>,
     }),
diff --git a/tests/components/tuya/snapshots/test_alarm_control_panel.ambr b/tests/components/tuya/snapshots/test_alarm_control_panel.ambr
index e6ac63c8e134..faac377987cc 100644
--- a/tests/components/tuya/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/tuya/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_platform_setup_and_discovery[alarm_control_panel.c30-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'C30',
       'supported_features': <AlarmControlPanelEntityFeature: 11>,
     }),
@@ -93,9 +93,9 @@
 # name: test_platform_setup_and_discovery[alarm_control_panel.multifunction_alarm-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'Multifunction alarm',
       'supported_features': <AlarmControlPanelEntityFeature: 11>,
     }),
diff --git a/tests/components/yale_smart_alarm/snapshots/test_alarm_control_panel.ambr b/tests/components/yale_smart_alarm/snapshots/test_alarm_control_panel.ambr
index 2c4952b9d982..f9b36cfbdef1 100644
--- a/tests/components/yale_smart_alarm/snapshots/test_alarm_control_panel.ambr
+++ b/tests/components/yale_smart_alarm/snapshots/test_alarm_control_panel.ambr
@@ -39,9 +39,9 @@
 # name: test_alarm_control_panel[load_platforms0][alarm_control_panel.test_username-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      'changed_by': None,
-      'code_arm_required': False,
-      'code_format': None,
+      <AlarmControlPanelEntityStateAttribute.CHANGED_BY: 'changed_by'>: None,
+      <AlarmControlPanelEntityStateAttribute.CODE_ARM_REQUIRED: 'code_arm_required'>: False,
+      <AlarmControlPanelEntityStateAttribute.CODE_FORMAT: 'code_format'>: None,
       'friendly_name': 'test-username',
       'supported_features': <AlarmControlPanelEntityFeature: 3>,
     }),