Add test case for VectorTimestamp ctor
Add test case for VectorTimestamp ctor

whymarrh/RxBroadcast,RxBroadcast/RxBroadcast,RxBroadcast/RxBroadcast,whymarrh/RxBroadcast,RxBroadcast/RxBroadcast,RxBroadcast/RxBroadcast