remaining_ids = {document.id for document in document_store.filter_documents()}
expected_ids = {"policy-public-v1"}

if remaining_ids != expected_ids:
    raise RuntimeError(
        f"unexpected remaining IDs: expected {sorted(expected_ids)}, "
        f"got {sorted(remaining_ids)}"
    )

print(f"remaining ids: {sorted(remaining_ids)}")