If you don't test your infrastructure code, now might be the time to start.
Operators don't always consider that their infrastructure code might need testing. But anything that is expressed as code in the application delivery process should probably be tested in some capacity.
This talk explains ways to test your Terraform code with Terratest from start to finish, ensuring those itchy state changes on your next deployment don't cause hours of heartbreaking debugging on your cloud or on-prem systems.
You can find the slides from HashiTalks: Africa presentations in this HashiCorp Community Forum page.