private MongodbSerializer serializer;
@Before
public void before() {
serializer = new MorphiaSerializer(null);
entityPath = new PathBuilder<Object>(Object.class, "obj");
title = entityPath.getString("title");
year = entityPath.getNumber("year", Integer.class);
gross = entityPath.getNumber("gross", Double.class);
longField = entityPath.getNumber("longField", Long.class);