// ClientSystemProps needs to be initialized to instantiate HBaseStorage
UDFContext.getUDFContext().setClientSystemProps(new Properties());
Method getOutputSize = getJobStatsMethod("getOutputSize", POStore.class, Configuration.class);
long outputSize = (Long) getOutputSize.invoke(
null, createPOStoreForNonFileBasedSystem(new HBaseStorage("colName"), conf), conf);
assertEquals("The dummy output size reader always returns " + DummyOutputSizeReader.SIZE,
DummyOutputSizeReader.SIZE, outputSize);
}