@Override protected Serializable[] serializableObjects() { ResourceManagerOptions options = ResourceManagerOptions.newBuilder().build(); ResourceManagerOptions otherOptions = options.toBuilder().setProjectId("some-unnecessary-project-ID").build(); return new Serializable[] { PARTIAL_PROJECT_INFO, FULL_PROJECT_INFO, PROJECT, PAGE_RESULT, PROJECT_GET_OPTION, PROJECT_LIST_OPTION, RESOURCE_MANAGER_EXCEPTION, options, otherOptions }; }