Strategi pengujian mentakrifkan cara sesebuah projek memastikan kualiti — apa yang perlu diuji, pada tahap yang mana, sebanyak mana, dengan alat dan proses apa. Strategi yang baik mengimbangi kesempurnaan dengan kos, memfokuskan usaha pengujian di tempat yang memberikan nilai paling banyak.
Elemen strategi pengujian
✓ WHAT to test → critical functionality, risky/complex areas, core business logic
(prioritize by RISK and value — you can't test everything)
✓ LEVELS → the test pyramid: many unit, some integration, few E2E (balance coverage/cost)
✓ TYPES → functional + non-functional (performance, security) as needed
✓ TOOLS/frameworks → appropriate for the stack; CI integration
✓ PROCESS → when tests run (CI on every change), coverage expectations, who owns tests
✓ AUTOMATION vs manual → automate regression/repetitive; manual for exploratory/usability
