public int getTotalPages() {
        return totalPages;
    }
@Test
    public void willRoundUp() {

        doReturn("24").when(request).getParameter("listPagerPageSize");

        final ListPager<Integer> listPager = new ListPager<>(request, response, LIST_OF_25);

        assertThat(listPager.getTotalPages(), is(2));
    }