diff --git a/tests/components/avea/snapshots/test_light.ambr b/tests/components/avea/snapshots/test_light.ambr
new file mode 100644
index 000000000000..f4d16c7d98b1
--- /dev/null
+++ b/tests/components/avea/snapshots/test_light.ambr
@@ -0,0 +1,64 @@
+# serializer version: 1
+# name: test_all_entities[light.bedroom-entry]
+  EntityRegistryEntrySnapshot({
+    'aliases': list([
+      None,
+    ]),
+    'area_id': None,
+    'capabilities': dict({
+      <LightEntityCapabilityAttribute.SUPPORTED_COLOR_MODES: 'supported_color_modes'>: list([
+        <ColorMode.HS: 'hs'>,
+      ]),
+    }),
+    'config_entry_id': <ANY>,
+    'config_subentry_id': <ANY>,
+    'device_class': None,
+    'device_id': <ANY>,
+    'disabled_by': None,
+    'domain': 'light',
+    'entity_category': None,
+    'entity_id': 'light.bedroom',
+    'has_entity_name': True,
+    'hidden_by': None,
+    'icon': None,
+    'id': <ANY>,
+    'labels': set({
+    }),
+    'name': None,
+    'object_id_base': None,
+    'options': dict({
+    }),
+    'original_device_class': None,
+    'original_icon': None,
+    'original_name': None,
+    'platform': 'avea',
+    'previous_unique_id': None,
+    'suggested_object_id': None,
+    'supported_features': 0,
+    'translation_key': None,
+    'unique_id': 'AA:BB:CC:DD:EE:FF',
+    'unit_of_measurement': None,
+  })
+# ---
+# name: test_all_entities[light.bedroom-state]
+  StateSnapshot({
+    'attributes': ReadOnlyDict({
+      <LightEntityStateAttribute.BRIGHTNESS: 'brightness'>: None,
+      <LightEntityStateAttribute.COLOR_MODE: 'color_mode'>: None,
+      <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Bedroom',
+      <LightEntityStateAttribute.HS_COLOR: 'hs_color'>: None,
+      <LightEntityStateAttribute.RGB_COLOR: 'rgb_color'>: None,
+      <LightEntityCapabilityAttribute.SUPPORTED_COLOR_MODES: 'supported_color_modes'>: list([
+        <ColorMode.HS: 'hs'>,
+      ]),
+      <EntityStateAttribute.SUPPORTED_FEATURES: 'supported_features'>: <LightEntityFeature: 0>,
+      <LightEntityStateAttribute.XY_COLOR: 'xy_color'>: None,
+    }),
+    'context': <ANY>,
+    'entity_id': 'light.bedroom',
+    'last_changed': <ANY>,
+    'last_reported': <ANY>,
+    'last_updated': <ANY>,
+    'state': 'off',
+  })
+# ---
diff --git a/tests/components/avea/test_light.py b/tests/components/avea/test_light.py
index 6f87a3b432fa..4275ba55f49d 100644
--- a/tests/components/avea/test_light.py
+++ b/tests/components/avea/test_light.py
@@ -6,21 +6,21 @@ from unittest.mock import MagicMock, call, patch
 
 from freezegun.api import FrozenDateTimeFactory
 import pytest
+from syrupy.assertion import SnapshotAssertion
 
 from homeassistant.components.avea.const import UNKNOWN_NAME
 from homeassistant.components.light import (
     ATTR_BRIGHTNESS,
     ATTR_HS_COLOR,
-    ATTR_SUPPORTED_COLOR_MODES,
-    ColorMode,
+    LightEntityStateAttribute,
 )
 from homeassistant.const import ATTR_ENTITY_ID, STATE_OFF, STATE_ON
 from homeassistant.core import HomeAssistant
-from homeassistant.helpers import device_registry as dr
+from homeassistant.helpers import device_registry as dr, entity_registry as er
 
 from . import AVEA_DISCOVERY_INFO, AVEA_FIRMWARE_VERSION, AVEA_SERIAL_NUMBER
 
-from tests.common import MockConfigEntry, async_fire_time_changed
+from tests.common import MockConfigEntry, async_fire_time_changed, snapshot_platform
 
 
 @pytest.fixture
@@ -63,16 +63,16 @@ async def setup_integration(
         yield mock_bulb
 
 
-async def test_init_state(
+@pytest.mark.usefixtures("setup_integration")
+async def test_all_entities(
     hass: HomeAssistant,
-    setup_integration: MagicMock,
+    entity_registry: er.EntityRegistry,
+    mock_config_entry: MockConfigEntry,
+    snapshot: SnapshotAssertion,
 ) -> None:
-    """Test the initial state."""
-    state = hass.states.get("light.bedroom")
-    assert state is not None
-    assert state.state == STATE_OFF
-    assert state.name == "Bedroom"
-    assert state.attributes[ATTR_SUPPORTED_COLOR_MODES] == [ColorMode.HS]
+    """Test all entities."""
+
+    await snapshot_platform(hass, entity_registry, snapshot, mock_config_entry.entry_id)
 
 
 async def test_device_info(
@@ -257,7 +257,7 @@ async def test_turn_on_restores_last_brightness(
 
     state = hass.states.get("light.bedroom")
     assert state is not None
-    assert state.attributes[ATTR_BRIGHTNESS] == 200
+    assert state.attributes[LightEntityStateAttribute.BRIGHTNESS] == 200
 
     bulb.set_brightness.reset_mock()
     await hass.services.async_call(
@@ -280,7 +280,7 @@ async def test_turn_on_restores_last_brightness(
     state = hass.states.get("light.bedroom")
     assert state is not None
     assert state.state == STATE_OFF
-    assert state.attributes[ATTR_BRIGHTNESS] is None
+    assert state.attributes[LightEntityStateAttribute.BRIGHTNESS] is None
 
     bulb.set_brightness.reset_mock()
     await hass.services.async_call(
@@ -299,7 +299,7 @@ async def test_update_state(
     state = hass.states.get("light.bedroom")
     assert state is not None
     assert state.state == STATE_OFF
-    assert state.attributes[ATTR_BRIGHTNESS] is None
+    assert state.attributes[LightEntityStateAttribute.BRIGHTNESS] is None
 
     bulb = setup_integration
     bulb.reset_mock()
@@ -328,8 +328,8 @@ async def test_update_state(
     state = hass.states.get("light.bedroom")
     assert state is not None
     assert state.state == STATE_ON
-    assert state.attributes[ATTR_BRIGHTNESS] == 128
-    assert state.attributes[ATTR_HS_COLOR] == (120.0, 100.0)
+    assert state.attributes[LightEntityStateAttribute.BRIGHTNESS] == 128
+    assert state.attributes[LightEntityStateAttribute.HS_COLOR] == (120.0, 100.0)
 
 
 async def test_update_state_uses_cached_values_when_connect_fails(
@@ -354,5 +354,5 @@ async def test_update_state_uses_cached_values_when_connect_fails(
     state = hass.states.get("light.bedroom")
     assert state is not None
     assert state.state == STATE_ON
-    assert state.attributes[ATTR_BRIGHTNESS] == 128
-    assert state.attributes[ATTR_HS_COLOR] == (120.0, 100.0)
+    assert state.attributes[LightEntityStateAttribute.BRIGHTNESS] == 128
+    assert state.attributes[LightEntityStateAttribute.HS_COLOR] == (120.0, 100.0)