The Runtime Theory

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Testing Strategy

Choose tests that catch meaningful failures with useful feedback.

Compare unit, integration, contract, end-to-end, property-based, and load tests, including test doubles, data setup, and feedback cost.

1 article · 1 video · 1 trace · 1 request flow · 1 interview · 5 total

Articles

testing strategySep 25, 2026

Choose Tests by the Failure They Can Catch

Tests provide evidence about behavior at different boundaries.

Request Flows

request flow · 5 stagesHow Choose Tests by the Failure They Can Catch worksAn interactive concept flow for choose tests by the failure they can catch, from its assumptions through the main operation and boundary checks.

Videos

testing strategySep 25, 2026

Video lesson: Choose Tests by the Failure They Can Catch

Recording brief and narration plan for a visual lesson on choose tests by the failure they can catch.

Traces

trace 01 · applicationTrace: Choose Tests by the Failure They Can CatchFollow the key state changes and boundary checks involved in choose tests by the failure they can catch.

Interviews

medium · t2Explain Choose Tests by the Failure They Can CatchExplain the model, execution steps, complexity, and limits of choose tests by the failure they can catch.

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