seqs[1].getDatasetSequence().getSequenceAsString());
assertEquals("qrstuvwxyz", seqs[2].getSequenceAsString());
assertEquals("1234567890", seqs[3].getSequenceAsString());
seqs[1].getDatasetSequence().getSequenceAsString());
assertEquals("qrstuvwxyz", seqs[2].getSequenceAsString());
assertEquals("1234567890", seqs[3].getSequenceAsString());