Unit Test AI Guide — Zero Hallucination, Cross-Stack Standard
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Focus: Unit Tests ONLY — no integration, no E2E Stacks: Node.js (NestJS/Express) · React.js · Python · Angular · Laravel Goal: AI generates unit tests consistently, deterministically, without hallucination IDE: Cursor (Primary) + Claude (Secondary) Part 1 — Best Single Library Per Stack (Final Decision) Do not mix libraries. Pick one per stack, configure it fully, never deviate. | Stack | Library | Why This One | |---|---|---| | Node.js / NestJS / Express | Jest | Na