serde.serialize(new NestedRow(7,8,9), inspector));
writer.close(Reporter.NULL);
serde = new OrcSerde();
properties.setProperty("columns", "z,r");
properties.setProperty("columns.types", "int:struct<x:int,y:int>");
serde.initialize(conf, properties);
inspector = (StructObjectInspector) serde.getObjectInspector();
InputFormat<?,?> in = new OrcInputFormat();
FileInputFormat.setInputPaths(conf, testFilePath.toString());
InputSplit[] splits = in.getSplits(conf, 1);
assertEquals(1, splits.length);