Testing local project without docker container ------- Setup test databases: RAILS_ENV=test rake db:setup:all Run basic test (no EPP tests): rake Testing using docker container ------- It's strongly recommended to test/debug registry application using docker containers from https://github.com/internetee/docker-images . For doing so first setup containers as per docker images documentation (https://github.com/internetee/docker-images/blob/master/README.MD), then in docker images directory run the following: docker-compose run registry bundle exec rake RAILS_ENV=test COVERAGE=true To run single test: docker-compose run registry bundle exec rails test RAILS_ENV=test COVERAGE=true Allowed testing email list ========================== All allowed testing emails are located under config/initialized/settings.rb file.