Run commands:

$ docker-compose up -d masterpay run container

$ docker exec -ti masterpay rspec - run all tests

$ docker exec -ti masterpay rspec -f d - run all tests format reporting 'document'

run this command in cloned project directory

bundle install 

run only once thread (default)

rspec  

runninsg parallel tests (CPU)

parallel_test spec -t rspec

running parallel tests, set 10 threads

parallel_test spec -t rspec -n10 

Recommended:

• Ruby 2.5.+
• Docker 19.03.8+
• Docker compose 1.25.5+