Vladimir is a mathematician who found his happiness in programming Ruby and Erlang, contributing to open source and being an Evil Martian. Ruby on Rails contributor, author of AnyCable and many yet unknown ukulele melodies.
Tests occupy a significant amount of developers’ time. We write them, run locally, and wait for CI builds to complete—the latter can last from a cup of coffee to a good day nap. And unfortunately, such “naps” are pretty common in the Ruby and Rails world.
Luckily, the reasons for slow tests vary greatly between codebases: misconfigured environment, test-unfriendly dependencies, and, of course, factories and database interactions in general. I like to demonstrate the tools and techniques to help you identify bottlenecks in test suites to help you stay awake.
for free. You
can too.
