Install ruby-rr by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-rr
Description:
test double framework for Ruby
RR (Double Ruby) is a double framework that features a rich selection of double techniques and a terse syntax. . Double flamework is written in http://xunitpatterns.com/Test%20Double.html
Homepage: http://rr.github.com/rr
Version: 1.2.1-2
Section: universe/ruby