StorageService.new FutureCallback() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	59 of 123	52%	6 of 8	25%	5	7	12	26	1	3
onFailure(Throwable)		0%		0%	3	3	8	8	1	1
onSuccess(StreamState)		85%		50%	2	3	4	17	0	1
{...}		100%		n/a	0	1	0	1	0	1