Tests are busy running now. Seem to be slow. Updated ebuild pushed to the PR. Will advise test outcome on the PR.
Someone will probably need/want to look at this circular dependency at some point.
* Error: circular dependencies:
(dev-ruby/rspec-expectations-3.12.3:3/3::gentoo, ebuild scheduled for merge) depends on
(dev-ruby/rspec-3.12.0:3/3::gentoo, ebuild scheduled for merge) (buildtime)
(dev-ruby/rspec-expectations-3.12.3:3/3::gentoo, ebuild scheduled for merge) (buildtime)