496: Test suite performance

Episode 496 · March 3rd, 2026 · 43 mins 37 secs

About this Episode

Joël and Sally cover all the bases as they look at improving their test suite performances times.

Our hosts lay out some spicy takes on various different test suites, comparing the key differences across the different forms of testing, where you might encounter pitfalls in each method, and how to make the most of each test.

Interested in exploring different test suites to see if they could improve your projects? Check out these articles on everything our hosts discussed today, as well as Joël’s talk on slow tests.

Avoiding Factory Bot - Why Factories? - Parallelisation in Testing - Joël’s Talk

Your hosts for this episode have been thoughtbot’s own Joël Quenneville and Sally Hall.

If you would like to support the show, head over to our GitHub page, or check out our website.

Got a question or comment about the show? Why not write to our hosts: hosts@bikeshed.fm

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