public void testSimpleScannerPB() throws IOException {
final int BATCH_SIZE = 10;
// new scanner
ScannerModel model = new ScannerModel();
model.setBatch(BATCH_SIZE);
model.addColumn(Bytes.toBytes(COLUMN_1));
// test put operation is forbidden in read-only mode
conf.set("hbase.rest.readonly", "true");
Response response = client.put("/" + TABLE + "/scanner",
Constants.MIMETYPE_PROTOBUF, model.createProtobufOutput());