SunSignalFacade.new BlockCallback() {...}

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	12 of 27	56%	2 of 2	0%	2	3	3	4	1	2
call(ThreadContext, IRubyObject[], Block)		0%		0%	2	2	3	3	1	1
{...}		100%		n/a	0	1	0	1	0	1