@Test
  public void testSerialize() {
    SFSSerializer sfsSerializer = new SFSSerializer();

    SubEntity subEntity = new SubEntity();
    subEntity.setLongField(10L);
    subEntity.setStringsList(Arrays.asList("testString"));

    Entity entity = new Entity();
    entity.setIntField(100);
    entity.setStringField("string");
    entity.setSubEntity(subEntity);
    entity.setSubEntities(Arrays.asList(new SubEntity(100L), new SubEntity(100L)));
    entity.setNotDeserializable("value1");
    entity.fieldWithoutGetter = "value";
    entity.setNotSerializable("value2");
    entity.setEnumField(Entity.Color.black);
    entity.setColors(Arrays.asList(Entity.Color.black, Entity.Color.white));
    entity.fieldCustomSerializable = 20L;
    entity.totallyIgnoredField = "value";

    ISFSObject sObj = sfsSerializer.serialize(entity);

    assertEquals(entity.getIntField(), sObj.getInt("intField"));
    assertEquals(entity.fieldWithoutGetter, sObj.getUtfString("fieldWithoutGetter"));
    assertEquals(entity.getEnumField().name(), sObj.getUtfString("enumField"));
    assertEquals(entity.getNameToBeChanged(), sObj.getUtfString("changedName"));
    assertEquals(entity.getNotDeserializable(), sObj.getUtfString("notDeserializable"));
    assertEquals(20, sObj.getInt("fieldCustomSerializable").intValue());
    Collection<String> colors = sObj.getUtfStringArray("colors");
    assertTrue(colors.contains(entity.getColors().get(1).name()));
    assertNull(sObj.getUtfString("totallyIgnoredField"));
    assertNull(sObj.getUtfString("notSerializable"));
    assertNull(sObj.getUtfString("ignoredField"));
    assertEquals(entity.getStringField(), sObj.getUtfString("stringField"));
    assertNotNull(sObj.getSFSObject("subEntity"));
    assertEquals(subEntity.getLongField(), sObj.getSFSObject("subEntity").getLong("longField"));
    assertNotNull(sObj.getSFSArray("subEntities"));
    Iterator<SFSDataWrapper> iterator = sObj.getSFSArray("subEntities").iterator();
    assertEquals(100L, ((SFSObject) iterator.next().getObject()).getLong("longField").longValue());

    assertEquals(
        "testString",
        sObj.getSFSObject("subEntity").getUtfStringArray("stringsList").iterator().next());
  }
  @Test
  public void testDeserialize() {
    SFSSerializer sfsSerializer = new SFSSerializer();

    ISFSObject subEntityObj = new SFSObject();
    subEntityObj.putLong("longField", 20L);
    ISFSObject entityObj = new SFSObject();
    entityObj.putInt("intField", 10);
    entityObj.putSFSObject("subEntity", subEntityObj);
    entityObj.putUtfString("notDeserializable", "value1");
    entityObj.putUtfString("notSerializable", "value2");
    entityObj.putUtfString("enumField", "white");
    entityObj.putUtfString("changedName", "changedValue");
    entityObj.putUtfString("fieldWithoutGetter", "value");
    entityObj.putInt("fieldCustomSerializable", 10);
    entityObj.putUtfString("totallyIgnoredField", "value");

    entityObj.putUtfStringArray("colors", Arrays.asList("black", "black", "white"));

    ISFSArray subArray = new SFSArray();
    SFSObject subObj1 = new SFSObject();
    subObj1.putLong("longField", 30L);
    subObj1.putUtfStringArray("stringsList", Arrays.asList("testString"));
    SFSObject subObj2 = new SFSObject();
    subArray.addSFSObject(subObj1);
    subArray.addSFSObject(subObj2);

    entityObj.putSFSArray("subEntities", subArray);

    Entity entity = sfsSerializer.deserialize(Entity.class, entityObj);

    assertEquals(Entity.Color.white, entity.getEnumField());
    assertEquals(Entity.Color.white, entity.getColors().get(2));
    assertEquals(entityObj.getInt("intField"), entity.getIntField());
    assertEquals((Long) 10L, entity.fieldCustomSerializable);
    assertEquals(entityObj.getUtfString("fieldWithoutGetter"), entity.fieldWithoutGetter);
    assertEquals(entityObj.getUtfString("notSerializable"), entity.getNotSerializable());
    assertEquals(entityObj.getUtfString("changedName"), entity.getNameToBeChanged());
    assertNull(entity.getNotDeserializable());
    assertNull(entity.totallyIgnoredField);
    assertEquals(subEntityObj.getLong("longField"), entity.getSubEntity().getLongField());

    assertNotNull(entity.getSubEntities());
    assertFalse(entity.getSubEntities().isEmpty());
    assertEquals(30L, entity.getSubEntities().get(0).getLongField().longValue());
    assertEquals("testString", entity.getSubEntities().get(0).getStringsList().get(0));
  }