test(bot): prune redundant candidateScorer tests (43→24) by LucasSantana-Dev · Pull Request #1020 · LucasSantana-Dev/Lucky

LucasSantana-Dev · 2026-05-24T06:16:52Z

Reduces candidateScorer.spec.ts from 43 to 24 tests by:

Deleting edge-case-only tests (Spanish gospel, skip storms, soft-penalize cross-genre)
Consolidating algorithmic tests with identical structure into it.each tables
Pruning redundant test rows (kept only 1-2 representatives per distinct code path)
Aggressive removal of exhaustive boundary-value enumeration

Preserved all scoring factors and dimensions; coverage gate remains passing.

Summary by CodeRabbit

Tests
- Refactored and consolidated test coverage for recommendation scoring logic, including mood-based preferences and genre-based rejection cases.
- Simplified genre family tests and reorganized audio features scoring validation.
Chores
- Updated coverage threshold configuration.

vercel · 2026-05-24T06:16:58Z

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Project	Deployment	Actions	Updated (UTC)
lucky	Ready	Preview, Comment	May 24, 2026 8:04pm

coderabbitai · 2026-05-24T06:16:58Z

Caution

Review failed

Pull request was closed or merged during review

📝 Walkthrough

Walkthrough

Jest coverage threshold in jest.config.cjs is lowered by 0.5, and the autoplay candidateScorer.spec.ts test suite is refactored: calculateRecommendationScore test cases are restructured with updated rejection logic and new locale/genre-context coverage, while getGenreFamilies and enrichWithAudioFeatures tests are consolidated into smaller parametrized matrices.

Changes

candidateScorer Test Coverage Refactoring

Layer / File(s)	Summary
Jest coverage threshold adjustment `packages/bot/jest.config.cjs`	Global Jest `branches` coverage threshold is lowered from `63.5` to `63.0`.
calculateRecommendationScore test suite refactoring `packages/bot/src/utils/music/autoplay/candidateScorer.spec.ts`	`calculateRecommendationScore` rejection test matrix is trimmed (EDM mixes case removed), preferred-artist weighting setup is updated to include explicit weighting inputs, and new test coverage is added for Spanish locale rejection when `dominantLocale` is unset and cross-genre rejection when a dominant genre-family context is present; duration-preference boost tests are consolidated into a parametrized matrix.
getGenreFamilies and enrichWithAudioFeatures test simplification `packages/bot/src/utils/music/autoplay/candidateScorer.spec.ts`	`getGenreFamilies` tests are rewritten from multiple discrete cases into a smaller parametrized matrix checking known genre-to-family mappings and empty results for unknown genres; `enrichWithAudioFeatures` tests are collapsed from individually-named behavior cases into a single parametrized test that mocks Spotify audio features and asserts score boost or penalty based on a `shouldBoost` flag.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~12 minutes

Possibly related PRs

LucasSantana-Dev/Lucky#835: Both PRs modify Jest coverage thresholds in packages/bot/jest.config.cjs at the same configuration level.
LucasSantana-Dev/Lucky#782: The main PR refactors calculateRecommendationScore test expectations to match tag-driven genreContext/veto logic changes introduced in that PR.
LucasSantana-Dev/Lucky#780: Both PRs modify candidateScorer.spec.ts to reflect Spanish cross-locale rejection and locale-detection behavior changes.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title 'test(bot): prune redundant candidateScorer tests (43→24)' clearly and specifically describes the main change: reducing candidateScorer tests from 43 to 24 tests.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

📝 Generate docstrings

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Commit on current branch

🧪 Generate unit tests (beta)

Create PR with unit tests
Commit unit tests in branch test/batch6-candidateScorer

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