@Override
    protected void doUpdate(final List<AppAuthData> dataList) {
        dataList.forEach(appAuthData -> authDataSubscribers.forEach(authDataSubscriber -> authDataSubscriber.onSubscribe(appAuthData)));
    }
@Test
    public void testDoUpdate() {
        List<AppAuthData> appAuthDataList = createFakerAppAuthDataObjects(4);
        authDataHandler.doUpdate(appAuthDataList);
        appAuthDataList.forEach(appAuthData ->
                authDataSubscribers.forEach(authDataSubscriber -> verify(authDataSubscriber).onSubscribe(appAuthData)));
    }