Glossary term
What is snapshot test? Meaning for developers
A test that saves the output and fails when it changes. Good for small stable values, noisy for big DOM trees.
Learn it properly · Senior Frontend DepthLesson 5: Frontend Testing Strategy: Unit, Integration, E2E and What to SkipTest what users see, not how the code is built. Mock the network, not your modules. Keep end-to-end tests for the key flows only.