def METHOD_NAME(init_normalize: bool = False, init_loader: bool = False, mode: str = "t") -> FileStorage:
    storage = FileStorage(TEST_STORAGE_ROOT, mode, makedirs=True)
    storage.delete_folder("", recursively=True, delete_ro=True)
    storage.create_folder(".")
    if init_normalize:
        from dlt.common.storages import NormalizeStorage
        NormalizeStorage(True)
    if init_loader:
        from dlt.common.storages import LoadStorage
        LoadStorage(True, "jsonl", LoadStorage.ALL_SUPPORTED_FILE_FORMATS)
    return storage