tuple = newTridentTuple(fields, new Values("my_row", "d", "d", "dd"));
client.writeTuple(tuple, tupleMapper);
Map<SimpleComposite, String> map = client.lookup(tupleMapper, tuple, new SimpleComposite("a", "a"), new SimpleComposite("a", "c"), Equality.GREATER_THAN_EQUAL);
dumpMap(map);
assertNotNull(map.get(new SimpleComposite("a", "a")));
assertNotNull(map.get(new SimpleComposite("a", "b")));
assertNotNull(map.get(new SimpleComposite("a", "c")));