Down to earth guide for testing data analysis scripts in academia: Reference

Key Points

Introduction to testing	Testing your scripts can save your career.
Creating an example script.	Running things manually does not scale.
Setting running your script on a remote server (CircleCI)	It’s easy to set up smoke tests on CircleCI
Adding more tests	Adding more smoke tests is easy
Adding assertion tests	Assertions combined with smoke tests are an easy way to test your software

FIXME: more reference material.