Fix package default extraction (#33071)

homeassistant/config.py

@@ -574,7 +574,9 @@ def _identify_config_schema(module: ModuleType) -> Optional[str]:
     if hasattr(key, "default") and not isinstance(
         key.default, vol.schema_builder.Undefined
     ):
-        default_value = schema(key.default())
+        default_value = module.CONFIG_SCHEMA({module.DOMAIN: key.default()})[  # type: ignore
+            module.DOMAIN  # type: ignore
+        ]
 
         if isinstance(default_value, dict):
             return "dict"

tests/test_config.py

@@ -995,8 +995,20 @@ async def test_component_config_exceptions(hass, caplog):
 @pytest.mark.parametrize(
     "domain, schema, expected",
     [
-        ("zone", vol.Schema({vol.Optional("zone", default=[]): list}), "list"),
-        ("zone", vol.Schema({vol.Optional("zone", default=dict): dict}), "dict"),
+        ("zone", vol.Schema({vol.Optional("zone", default=list): [int]}), "list"),
+        ("zone", vol.Schema({vol.Optional("zone", default=[]): [int]}), "list"),
+        (
+            "zone",
+            vol.Schema({vol.Optional("zone", default={}): {vol.Optional("hello"): 1}}),
+            "dict",
+        ),
+        (
+            "zone",
+            vol.Schema(
+                {vol.Optional("zone", default=dict): {vol.Optional("hello"): 1}}
+            ),
+            "dict",
+        ),
         ("zone", vol.Schema({vol.Optional("zone"): int}), None),
         ("zone", vol.Schema({"zone": int}), None),
         ("not_existing", vol.Schema({vol.Optional("zone", default=dict): dict}), None,),