Fix hidden default (#70699)

homeassistant/helpers/entity.py

@@ -230,7 +230,7 @@ class EntityDescription:
     device_class: str | None = None
     entity_category: EntityCategory | None = None
     entity_registry_enabled_default: bool = True
-    entity_registry_visible_default: bool = False
+    entity_registry_visible_default: bool = True
     force_update: bool = False
     icon: str | None = None
     name: str | None = None

tests/helpers/test_entity.py

@@ -1,6 +1,7 @@
 """Test the entity helper."""
 # pylint: disable=protected-access
 import asyncio
+import dataclasses
 from datetime import timedelta
 import threading
 from unittest.mock import MagicMock, PropertyMock, patch
@@ -932,3 +933,16 @@ def test_entity_category_schema_error(value):
         match=r"expected EntityCategory or one of 'config', 'diagnostic', 'system'",
     ):
         schema(value)
+
+
+async def test_entity_description_fallback():
+    """Test entity description has same defaults as entity."""
+    ent = entity.Entity()
+    ent_with_description = entity.Entity()
+    ent_with_description.entity_description = entity.EntityDescription(key="test")
+
+    for field in dataclasses.fields(entity.EntityDescription):
+        if field.name == "key":
+            continue
+
+        assert getattr(ent, field.name) == getattr(ent_with_description, field.name)