@Test
public void testAddHelpContent() {

    final Placement p = mock(Placement.class);
    presenter.addHelpContent("t1", "c1", p);
    verify(columnType, times(1)).setHelpContent("t1", "c1", p);
    verify(columnType, times(0)).setImageSize(anyString(), anyString());
    verify(columnType, times(0)).setEntries(any(Collection.class));
    verify(columnType, times(0)).isEditMode(anyBoolean());
}