← Patterns

Test strategy · v2.0.0

Quality evidence follows the failure risks, not the component list

Readiness on 2026-10-28 depends on staging and the two-queue chaos environment.

Risk-led test layers

Contract

API and error behavior · Platform.

Component

Partition and warehouse writes · Platform.

Chaos

One queue down · Reliability.

Producer

Checkout, Catalog, Inventory retries.

Cutover

Reconciliation and rollback rehearsal.

Evidence schedule

  1. Entry

    Chaos environment available.

  2. Trace

    REQ-101 through REQ-105 linked to tests.

  3. Exit

    No blockers; chaos executed; residual risk accepted.