Web Reference: When a snapshot test fails, you need to inspect whether it is an intended or unintended change. If the change is expected you can invoke Jest with jest -u to overwrite the existing snapshot. May 10, 2018 · Initially I was using a mocha/chai setup, which allowed me to just load all of my env variables via the use of dotenv. This involved running all unit tests through webpack and worked fine. Dec 11, 2024 · In these docs we'll demonstrate configuring Jest, but you should be able to do similar things with any testing framework (React Testing Library does not require that you use Jest). Adding options to your global test config can simplify the setup and teardown of tests in individual files.
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