@Test
public void testParseSchema() throws DDFException {

  String columns = "row Int, \n\tprice double, \n\t lotsize int, \n\t bedrooms int,\n\tbathrms int";
  Schema schema = new Schema(null, columns);
  for(Schema.Column column: schema.getColumns()) {
    assert(column.getName() != null);
    assert(column.getType().toString() != null);
  }
}