API Testing · Junior · Question 36 of 75

What should happen when a required field is missing from a POST body?

1A 4xx error that names the missing field
2A 500 error with a stack trace
3A 201 with the field saved as null

Show the answer

Correct answer: A 4xx error that names the missing field

Explanation

Clear validation messages let clients fix the request. Silently saving null leads to broken data later.

Further reading

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