QA Tube
Intermediate60 min

Banking API Testing Lab

Test fictional transfer + beneficiary APIs with idempotency keys.

Scenario

A training core-banking sandbox (not a real bank).

Requirements

  • Understanding of REST
  • SQL SELECT

Tasks

  • Add beneficiary
  • Transfer with idempotency key
  • Replay transfer — expect one debit

Expected result

One debit only after replay; 409 or 200 with same transfer id.

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QA Insights

Skills: postman · rest-assured · sql · security-testing