SortedMapIterator smi2 = new SortedMapIterator(tm2);
TestDataSource tds2 = new TestDataSource(smi2);
tds.setNext(tds2);
ssi.switchNow();
ssi.seek(new Range("r1"), new ArrayList<ByteSequence>(), false);
dc1.seek(new Range("r2"), new ArrayList<ByteSequence>(), false);
ane(ssi, "r1", "cf1", "cq1", 6, "v3", true);