public void testExternalMapping() throws Exception {
final Mapper mapper = getMorphia().getMapper();
final CloneMapper helper = new CloneMapper(mapper);
helper.map(Skeleton.class, EntityWithNoAnnotations.class);
final MappedClass mc = mapper.getMappedClass(EntityWithNoAnnotations.class);
mc.update();
assertNotNull(mc.getIdField());
assertNotNull(mc.getEntityAnnotation());
assertEquals("special", mc.getEntityAnnotation().value());
EntityWithNoAnnotations ent = new EntityWithNoAnnotations();