Install ruby-shoulda-matchers by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-shoulda-matchers
Description:
Test helpers for Rails applications, compatible with Test::Unit and RSpec
Test::Unit- and RSpec-compatible one-liners that test common Rails functionality. These tests would otherwise be much longer, more complex, and error-prone.
Homepage: https://github.com/thoughtbot/shoulda-matchers
Version: 2.8.0-1
Section: universe/ruby