Testing Rails apps in Docker containers | tomazy:~$An important part of a good development experience is a fast feedback loop from the tests. I like to be able to run the tests in the currently open file just by a keyboard shortcut. If I can also run the test under the cursor then I feel at home. In the previous post I described how to setup a Ruby on Rails development environment with Docker on OSX. But I didn't have yet a working solution for te
