Mutation m = new Mutation();
m.readFields(dis);
assertEquals("row1", new String(m.getRow()));
assertEquals(size1, m.size());
assertEquals(nb1, m.numBytes());
assertEquals(3, m.getUpdates().size());
assertEquals(m.getUpdates().get(0), "cf1.1", "cq1.1", "A|B", 0L, false, false, "val1.1");
assertEquals(m.getUpdates().get(1), "cf1.2", "cq1.2", "C|D", 0L, false, false, "val1.2");
assertEquals(m.getUpdates().get(2), "cf1.3", "cq1.3", "E|F", 0L, false, false, new String(val1_3));