@Test
public void testGetTablesList() throws ROdpsException, OdpsException {

  List<DataFrameItem> ret = rodps.getTables(null, null);
  for (DataFrameItem d : ret) {
    List res = d.getData();
    System.out.println(res);
  }
  assertNotNull(ret);
  assertEquals(2, ret.size());
  System.out.println("testN1GetTableList:" + ret);
}