I can run all tests in a single file with:
rake test TEST=path/to/test_file.rb
However, if I want to run just one test in that file, how wo
No gem required: ruby -Itest test/lib/test.rb --name /some_test/
ruby -Itest test/lib/test.rb --name /some_test/
Source: http://blog.arvidandersson.se/2012/03/28/minimalicous-testing-in-ruby-1-9