Pair<Scanner, IndexUpdate> p = table.getIndexedColumnsTableState(Arrays.asList(col));
Scanner s = p.getFirst();
assertEquals("Didn't get the pending mutation's value first", kv, s.next());
// rollback that value
table.rollback(Arrays.asList(kv));
p = table.getIndexedColumnsTableState(Arrays.asList(col));
s = p.getFirst();
assertEquals("Didn't correctly rollback the row - still found it!", null, s.next());
Mockito.verify(env, Mockito.times(1)).getRegion();
Mockito.verify(region, Mockito.times(1)).getScanner(Mockito.any(Scan.class));