A great article by Javier Lopez describing why contract tests are so valuable and how to implement them in practice using test doubles.
Note: If you can't access the full article, simply open it in a private tab.
Curious about how to set up a test framework from scratch for a web app, including UI, API, and database interactions? Oleksandr Podoliako shares his approach using Java as an example.
Wondering when you should test? Inspired by a poll on LinkedIn, Dennis Martinez shares his thoughts on the pros and cons of testing before, during and after development.