Exclude media_dirs from YAML config check (#41299)

homeassistant/config.py

@@ -488,7 +488,6 @@ async def async_process_ha_core_config(hass: HomeAssistant, config: Dict) -> Non
             CONF_UNIT_SYSTEM,
             CONF_EXTERNAL_URL,
             CONF_INTERNAL_URL,
-            CONF_MEDIA_DIRS,
         ]
     ):
         hac.config_source = SOURCE_YAML

tests/test_config.py

@@ -369,6 +369,36 @@ async def test_loading_configuration_from_storage(hass, hass_storage):
     assert hass.config.config_source == SOURCE_STORAGE
 
 
+async def test_loading_configuration_from_storage_with_yaml_only(hass, hass_storage):
+    """Test loading core and YAML config onto hass object."""
+    hass_storage["core.config"] = {
+        "data": {
+            "elevation": 10,
+            "latitude": 55,
+            "location_name": "Home",
+            "longitude": 13,
+            "time_zone": "Europe/Copenhagen",
+            "unit_system": "metric",
+        },
+        "key": "core.config",
+        "version": 1,
+    }
+    await config_util.async_process_ha_core_config(
+        hass, {"media_dirs": {"mymedia": "/usr"}, "allowlist_external_dirs": "/etc"}
+    )
+
+    assert hass.config.latitude == 55
+    assert hass.config.longitude == 13
+    assert hass.config.elevation == 10
+    assert hass.config.location_name == "Home"
+    assert hass.config.units.name == CONF_UNIT_SYSTEM_METRIC
+    assert hass.config.time_zone.zone == "Europe/Copenhagen"
+    assert len(hass.config.allowlist_external_dirs) == 3
+    assert "/etc" in hass.config.allowlist_external_dirs
+    assert hass.config.media_dirs == {"mymedia": "/usr"}
+    assert hass.config.config_source == SOURCE_STORAGE
+
+
 async def test_updating_configuration(hass, hass_storage):
     """Test updating configuration stores the new configuration."""
     core_data = {