List<Integer> listIteratorOnlyList = new ListIterationOnlyList<>(randomAccessList);
    List<String> transform = transform(listIteratorOnlyList, SOME_FUNCTION);
    assertTrue(elementsEqual(transform, transform(randomAccessList, SOME_FUNCTION)));
  }

  private static class ListIterationOnlyList<E> extends ForwardingList<E> {
    private final List<E> realDelegate;