@Test
  public void testBigExifDump() throws IOException {
    BlitlinePostback postback = mapper.readValue(BIG_EXIF_SUCCESS_POSTBACK, BlitlinePostback.class);
    OriginalMetadata meta = postback.getOriginalMeta();
    assertNotNull(meta);
    assertTrue(postback.isSuccessful());

    assertEquals(4468016, meta.getFilesize().intValue());
    assertEquals(new Date(1355176258000L), meta.getIsoDateCreated());
    assertEquals("Canon EOS 20D", meta.getAllExif().get("Model"));
  }
  @Test
  public void testSuccess() throws IOException {
    BlitlinePostback postback = mapper.readValue(SUCCESS_POSTBACK_CONTENT, BlitlinePostback.class);
    OriginalMetadata original = postback.getOriginalMeta();
    assertEquals(Integer.valueOf(3740), original.getWidth());
    assertEquals(Integer.valueOf(5573), original.getHeight());
    assertEquals(new Date(1307502570000L), original.getIsoDateCreated());
    assertTrue(postback.isSuccessful());
    assertEquals(1, postback.getImages().size());

    Image image = postback.getImages().iterator().next();
    assertEquals(IMAGE_IDENTIFIER, image.getImageIdentifier());
    ImageMeta meta = image.getMeta();
    assertEquals(Integer.valueOf(43), meta.getWidth());
    assertEquals(Integer.valueOf(64), meta.getHeight());
  }