RangeUnionIterator.Builder

Element	Missed Instructions	Cov.	Missed Branches	Cov.	Missed	Cxty	Missed	Lines	Missed	Methods
Total	20 of 20	0%	2 of 2	0%	3	3	5	5	2	2
buildIterator()		0%		0%	2	2	3	3	1	1
RangeUnionIterator.Builder()		0%		n/a	1	1	2	2	1	1