  @Test
  public void testSimpleSerialization() throws Exception
  {

    final String outputString = "{\"timestamp\":\"2014-01-01T00:00:00.000Z\",\"at\":2}";
    objectMapper.registerModule(new JodaModule());
    final Serializer<MmxAuctionSummary> serializer = new JacksonSerializer<>(objectMapper);

    final byte[] eventBytes = serializer.serialize(sampleEventValid);
    final String eventString = objectMapper.writeValueAsString(
        objectMapper.readValue(
            eventBytes,
            MmxAuctionSummary.class
        )
    );
    Assert.assertEquals(eventString, outputString);

  }