$ bundle exec ruby -v ruby 2.2.1p85 (2015-02-26 revision 49769) [x86_64-darwin14] $ bundle exec rails -v Rails 4.2.1.rc3 $ bundle list | egrep ' rspec|test-queue|simplecov' * rspec (3.1.0) * rspec-activemodel-mocks (1.0.1) * rspec-core (3.1.7) * rspec-expectations (3.1.2) * rspec-mocks (3.1.3) * rspec-parameterized (0.1.3) * rspec-rails (3.1.0) * rspec-support (3.1.2) * rspec_junit_formatter (0.2.