assertNull(result);
result = exampleSProcService.createOrUpdateMultipleObjectsWithMap(new ArrayList<ExampleDomainObjectWithMap>());
assertNull(result);
final ExampleDomainObjectWithMap obj = new ExampleDomainObjectWithMap("a", null);
final List<ExampleDomainObjectWithMap> list = new ArrayList<ExampleDomainObjectWithMap>();
list.add(obj);
list.add(new ExampleDomainObjectWithMap("c", new HashMap<String, String>()));
list.get(1).b.put("key", "val");
result = exampleSProcService.createOrUpdateMultipleObjectsWithMap(list);
assertEquals("<c_key_val>", result);