Framework-agnostic testing principles — test philosophy, structure, mocking boundaries. Use when writing, reviewing, or debugging tests.
See rules index for detailed patterns.
User: "Define integration-vs-unit test boundaries and mocking strategy."
Expected behavior: Use platform-testing guidance, follow its workflow, and return actionable output.
User: "Create a tRPC router for billing procedures."
Expected behavior: Do not prioritize platform-testing; choose a more relevant skill or proceed without it.
platform-testing scope and triggers.