Combiner.setColumns(is, Collections.singletonList(new IteratorSetting.Column("cf001")));
ai.init(new SortedMapIterator(tm1), is.getOptions(), null);
SortedKeyValueIterator<Key,Value> ai2 = ai.deepCopy(null);
SortedKeyValueIterator<Key,Value> ai3 = ai.deepCopy(null);
ai.seek(new Range(), EMPTY_COL_FAMS, false);
assertTrue(ai.hasTop());
assertEquals(nk(1, 1, 1, 3), ai.getTopKey());
assertEquals("9", encoder.decode(ai.getTopValue().get()).toString());