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The information in our interactive Radar is currently only available in English. To get information in your native language, please download the PDF here.

NOT ON THE CURRENT EDITION
This blip is not on the current edition of the radar. If it was on one of the last few editions it is likely that it is still relevant. If the blip is older it might no longer be relevant and our assessment might be different today. Unfortunately, we simply don't have the bandwidth to continuously review blips from previous editions of the radarUnderstand more
Nov 2017
trial?

Our teams are delighted with the results of using Jest for front-end testing. It provides a ‘zero-configuration’ experience and has out-of-the-box features such as mocking and code coverage. You can apply this testing framework not only to React applications, but also to other JavaScript frameworks. One of Jest's often hyped features is UI snapshot testing. Snapshot testing would be a good addition to the upper layer of the test pyramid, but remember, unit testing is still the solid foundation.