Testing · Senior · Question 36 of 75

How do you unit-test a Next.js Server Action?

✓Correct answer: Call it as a regular async function with mocked boundaries (database, cookies, revalidatePath), and cover the form flow with E2E
2Only via a real browser
3Server Actions can't be imported in tests

Explanation

Keep validation and business logic in plain functions; the action stays a thin adapter.

Further reading

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