Content
56%Weight 40%Scale 1-5Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
The content delivers a clear, checkpoint-driven TDD workflow with mostly executable code examples, but it is padded with substantial generic testing material Claude already knows and crams everything into one long file with no progressive disclosure. The strongest material is the app-specific mocking patterns and coverage configuration; the weakest is the verbose re-teaching of standard testing practices.
Suggestions
Cut or drastically compress the generic sections — Button unit tests, 'Common Testing Mistakes', and the 'Best Practices' list — keeping only what is specific to this project's conventions, since Claude already knows standard Jest/Playwright practice.
Split the E2E Playwright patterns, service-specific mocks (Supabase/Redis/OpenAI), and coverage/CI configuration into separate reference files (e.g., references/e2e-patterns.md, references/mocks.md) linked from a lean overview.
Add an explicit error-recovery loop after the coverage verification step (e.g., 'if coverage < 80%, list uncovered branches and add tests before proceeding') to close the workflow's feedback gap.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | Several full sections restate testing knowledge Claude already has: the generic Button component Jest tests, the "Common Testing Mistakes" do/don't pairs (brittle selectors, test isolation), and the 10-item "Best Practices" list (Arrange-Act-Assert, descriptive test names, test edge cases). It is not level 3 because the padding spans multiple sections rather than isolated over-explanations; not level 1 because there is no concept-tutorial prose and the app-specific material (Supabase/Redis/OpenAI mocks, coverage thresholds) is genuinely non-obvious. | 2 / 5 |
Actionability | Mostly executable guidance: complete Jest/Vitest and Playwright test code, concrete commands (`npm test`, `npm run test:coverage`), a coverageThresholds JSON config, and CI YAML. It is not level 5 because several examples are placeholder skeletons — "// Test implementation", "// Mock database failure" with no mock code, and `export async function searchMarkets(query: string) { // Implementation here }`; not level 3 because the pattern sections provide complete, runnable code. | 4 / 5 |
Workflow Clarity | The 7-step TDD workflow is clearly sequenced with explicit checkpoints at each phase: "Tests should fail - we haven't implemented yet", "Tests should now pass", and "Verify 80%+ coverage achieved". It is not level 5 because there is no error-recovery guidance (e.g., what to do when coverage is still below 80% or tests fail after implementation); not level 3 because validation checkpoints are explicit rather than implicit. | 4 / 5 |
Progressive Disclosure | Section headers are well-organized and in-file navigation is easy, but the ~400-line body has no bundle files at all — the E2E Playwright patterns, per-service mocking recipes, and coverage config clearly belong in separate reference files. It is not level 4 because content that should be split out is entirely inline with no references; not level 2 because the internal structure is solid, not minimal. | 3 / 5 |
Total | 13 / 20 Passed |