class ViewHelper {

    public String sectionNumber(int section, int subsection)
    {
        return String.format("%d.%d", section, subsection);
    }

}

class ViewHelperTest {

    private ViewHelper vh;
    private ItemDocumentation doc;

    @Test
    public void testSectionNumber()
    {

        assertEquals("10.2", vh.sectionNumber(10, 2));
    }

}