Slides for AnsibleFest 2016 in San Francisco
https://www.ansible.com/beginners-guide-to-testing-infrastructure-as-code
To truly do Incremental Infrastructure delivery, we must have an automated way to know that we haven’t broken something else in the system when we make changes.
The key is finding a method to allow constant evolution of our code base (infrastructure).
We do not need to reinvent an approach. Test Driven Development concepts have proven effective in incremental software delivery and can be re-used effectively for infrastructure as code.