public void testNullValues() throws IOException {
byte[] row = Bytes.toBytes("row");
byte[] family = Bytes.toBytes("family");
byte[] qualifier = Bytes.toBytes("qualifier");
long ts = 10;
Type type = KeyValue.Type.Put;
byte[] empty = new byte[0];
// values can be null
ClientKeyValue kv = new ClientKeyValue(wrap(row), wrap(family), wrap(qualifier), ts, type, null);
validate(kv, row, family, qualifier, ts, type, empty);
kv = new ClientKeyValue(row, family, qualifier, ts, type, null);