Agent Evaluation Design Quiz
Mock strategies, evaluation harnesses, snapshot testing, and cost-aware CI for LLM-integrated applications.
Test: Agent Evaluation Design Quiz
Scenario questions with explanations that show exactly where your model of it breaks.
Reading Agent Evaluation is free. Pro unlocks the other four modes on all Agentic Systems topics, so you can go from understanding it to building it.
- SeeThe architecture as diagrams, so you can hold the whole system in your head.
- AnimateStep through the flow one stage at a time and watch the data move.
- TestScenario questions with explanations that show exactly where your model of it breaks.
- BuildA guided implementation with code you can run and adapt for production.
Continue reading
All Testing Engineering articles →Mocking Patterns: Stubs, Spies, Fakes, and When Not to Mock
Master test double patterns — distinguish stubs from mocks, use Vitest module mocking, implement MSW for HTTP, and avoid over-mocking that hides real bugs.
Test Architecture Strategy: Pyramid, Trophy, and CI Optimization
Design a scalable test architecture — apply the test pyramid and testing trophy, set meaningful coverage thresholds, and optimise CI pipeline execution time.
Snapshot Testing: When and How to Use toMatchSnapshot
Use snapshot testing effectively — understand inline vs file snapshots, handle dynamic values, avoid snapshot bloat, and know when snapshots add real value.
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