Testing · Junior · Question 36 of 78

Why mock network requests in unit and integration tests?

✓Correct answer: To make tests fast, deterministic and independent of a real server
2Because fetch doesn't exist in Node.js
3To hide bugs in the API

Explanation

A real backend can be slow, down or return different data. The real integration with the API is checked separately - by E2E or contract tests.

Further reading

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