Testing · Junior · Question 58 of 78

What does a snapshot test do?

✓Correct answer: Saves the serialized output on the first run and compares it on later runs
2Takes a screenshot of the page in a real browser
3Checks that the component renders in under 16 ms

Explanation

An intentional change is accepted with -u (update). Large snapshots are easy to approve without reading - prefer small, focused ones.

Further reading

Test yourself

Take the Testing · Junior quiz: questions and options are shuffled, and you get a review of your mistakes at the end.