@Test
public void testDeserializeList() throws Exception {

    List<StratioStreamingMessage> messages= new ArrayList<StratioStreamingMessage>();
    messages.add(StreamsHelper.getSampleMessage());
    messages.add(StreamsHelper.getSampleMessage());
    List<String> results= serializer.deserialize(messages);
    assertEquals("Expected size not found", 2, results.size());
}