def METHOD_NAME(client, mocker):
    update_task = mocker.patch("app.notifications.notifications_letter_callback.update_letter_notifications_statuses.apply_async")
    daily_sorted_counts_task = mocker.patch(
        "app.notifications.notifications_letter_callback.record_daily_sorted_counts.apply_async"
    )
    data = _sample_sns_s3_callback("bar.ack.txt")
    response = dvla_post(client, data)
    assert response.status_code == 200
    update_task.assert_not_called()
    daily_sorted_counts_task.assert_not_called()