def METHOD_NAME(self):
    task = create_task(LoadCustomSettings, {"settings_path": "test.yml"})
    task.sf = Mock()
    task.settings = {"Test__c": {"Name": {"Field__c": "Test"}}}
    task._load_settings()
    task.sf.Test__c.upsert.assert_called_once_with(
        "Name/Name", {"Field__c": "Test"}
    )