Getting started with automated testing workflow and CI on Ruby - Ruby Yagi

If you have been writing Ruby / Rails code for a while, but still can’t grasp on the ‘why’ to write automated test, (eg. why do so many Ruby dev job posting requires automated test skill like Rspec, minitest etc? How does writing automated test makes me a better developer or help the company I work with? )or if you are not sure on how the CI (continuous integration) stuff works, this article is written to address these questions!This article won’t go into how to write unit test, but it will let you experience what is it like working on a codebase that has automated testing in place, and how it can speed up the development flow and assure quality (ie. confirm the code works). This article assume you have basic knowledge on how to use Git and Github.