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yellowjacket/.planning/phases/04-queue-config-player-tests/04-VERIFICATION.md
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phase, verified, status, score, re_verification
phase verified status score re_verification
04-queue-config-player-tests 2026-03-03T17:10:00Z passed 11/11 must-haves verified false

Phase 04: Queue, Config & Player Tests Verification Report

Phase Goal: The queue, config, and player packages have comprehensive unit tests that characterize current behavior and serve as a safety net for later refactoring Verified: 2026-03-03T17:10:00Z Status: passed Re-verification: No — initial verification

Goal Achievement

Observable Truths

# Truth Status Evidence
1 Queue navigation (Next/Previous) works correctly in all repeat modes (off, one, all) for both normal and shuffle playback ✓ VERIFIED 9 tests in navigation_test.go: nextIndex/previousIndex for RepeatOff, RepeatAll, RepeatOne, shuffle mode, plus generateShuffleOrder property validation
2 Queue mutations (Add, Insert, Move, Remove) correctly update tracks and adjust currentIndex ✓ VERIFIED 8 tests in queue_test.go: AddTrack, InsertTracksAt before/after, MoveQueueTracks forward/backward/current, RemoveTrack normal/current
3 Queue state persists across SaveState/RestoreState cycles without data loss ✓ VERIFIED 6 tests in persistence_test.go: full roundtrip (all fields including shuffleOrder), empty queue, single track, 10-track order, no-prior-save safety, overwrite semantics
4 Shuffle order contains all indices, has current track at position 0, and has no duplicates ✓ VERIFIED TestGenerateShuffleOrder_Properties with table-driven subtests for 1, 5, and 20 tracks — checks length, [0] == currentIndex, all-unique, all-in-range
5 All queue tests pass with -race flag ✓ VERIFIED go test -race -count=1 ./queue/ -v — 29 tests PASS, 0 failures, 0 data races
6 Config load/save roundtrip preserves all fields without data loss ✓ VERIFIED TestConfig_LoadSave_Roundtrip verifies theme, tracklist, favorites, library, window all survive TOML serialization
7 Sub-config validators reject invalid values and accept valid ones ✓ VERIFIED 16 tests across theme (4), tracklist (4), favorites (3), library (5) — valid values pass, invalid hex/shade/column/icon/dir/concurrency rejected
8 Missing config file is handled gracefully (created with defaults) ✓ VERIFIED TestConfig_Load_MissingFile verifies Load() on nonexistent file succeeds and creates file
9 UserVolume↔Volume conversion is mathematically correct at all boundary values ✓ VERIFIED 5 tests: ToVolume (5 cases), ToUserVolume (5 cases), out-of-range (4+3 cases), full 0-100 roundtrip with ±1 tolerance, exact boundaries
10 stateToMediaControls maps all player states correctly ✓ VERIFIED TestStateToMediaControls: Playing→StatePlaying, Paused→StatePaused, Stopped→StateStopped, unknown→StateStopped
11 All config and player tests pass with -race flag ✓ VERIFIED go test -race -count=1 ./config/ ./theme/ ./tracklist/ ./favorites/ ./library/ ./player/ -v — 27 tests PASS, 0 failures

Score: 11/11 truths verified

Required Artifacts

Artifact Expected Status Details
backend/queue/queue_test.go Core ops tests + mock + helpers (min 200 lines) ✓ VERIFIED 395 lines, 14 test functions, mockTrackLoader, setupTestQueue, seedAudioFiles
backend/queue/navigation_test.go Navigation tests (min 150 lines) ✓ VERIFIED 198 lines, 9 test functions covering all repeat+shuffle modes
backend/queue/persistence_test.go Persistence roundtrip tests (min 100 lines) ✓ VERIFIED 199 lines, 6 test functions covering full roundtrip fidelity
backend/config/config_test.go Config load/save + defaults (min 80 lines) ✓ VERIFIED 228 lines, 4 test functions
backend/theme/config_test.go Theme validation (min 40 lines) ✓ VERIFIED 84 lines, 4 test functions
backend/tracklist/config_test.go Tracklist validation (min 40 lines) ✓ VERIFIED 74 lines, 4 test functions
backend/favorites/config_test.go Favorites validation (min 30 lines) ✓ VERIFIED 50 lines, 3 test functions
backend/library/config_test.go Library validation (min 40 lines) ✓ VERIFIED 84 lines, 5 test functions
backend/player/volume_test.go Volume conversion + state mapping (min 60 lines) ✓ VERIFIED 199 lines, 7 test functions
From To Via Status Details
queue/queue_test.go database/testhelper.go database.NewTestDB(t) ✓ WIRED Line 34: db := database.NewTestDB(t) — called in setupTestQueue helper, used by all DB-backed queue tests
queue/persistence_test.go queue/persistence.go SaveState/RestoreState roundtrip ✓ WIRED 19 references: SaveState() called in 5 tests, RestoreState() in 6 tests, full state verification after each
config/config_test.go config/config.go Load/Save roundtrip with t.TempDir() ✓ WIRED Save() + Load() called against temp file, all fields verified after roundtrip
player/volume_test.go player/volume.go ToVolume/ToUserVolume conversion ✓ WIRED 17 references: ToVolume() called at all boundaries + out-of-range, ToUserVolume() inverse, full 0-100 roundtrip

Requirements Coverage

Requirement Source Plan Description Status Evidence
TEST-02 04-01-PLAN Queue package has unit tests covering SetQueue, Next, Previous, shuffle mode, repeat modes, and state persistence (~15-20 tests) ✓ SATISFIED 29 queue tests (14 core + 9 navigation + 6 persistence), all passing with -race. Exceeds ~15-20 target.
TEST-04 04-02-PLAN Config package has unit tests covering load/save roundtrip, validation rules, default application, and behavior with missing/empty config files (~8-10 tests) ✓ SATISFIED 20 config tests (4 config + 4 theme + 4 tracklist + 3 favorites + 5 library), all passing with -race. Exceeds ~8-10 target.
TEST-05 04-02-PLAN Player pure logic (UserVolume-to-Volume conversion, state serialization, format detection) is extracted into testable functions with unit tests (~5-8 tests) ✓ SATISFIED 7 player tests covering volume conversion, out-of-range, roundtrip, clamp, and state mapping. Format detection lives in metadata package per CONTEXT decision — not a gap.

Anti-Patterns Found

File Line Pattern Severity Impact
None found

No TODOs, FIXMEs, placeholders, empty implementations, or stub patterns detected in any of the 9 test files.

Success Criteria Verification (from ROADMAP.md)

# Criterion Status Evidence
1 Queue package has ~15-20 tests covering SetQueue, Next, Previous, shuffle, repeat, persistence ✓ VERIFIED 29 tests (exceeds target): SetQueue (3), Next/Previous (7), shuffle (2+TestGenerateShuffleOrder), repeat (1 CycleRepeat), mutations (8), persistence (6)
2 Config package has ~8-10 tests covering roundtrip, validation, defaults, missing files ✓ VERIFIED 20 tests (exceeds target): roundtrip (1), validation across 4 sub-configs (12), defaults (5), missing file (1), composed errors (1)
3 Player pure logic extracted with ~5-8 unit tests ✓ VERIFIED 7 tests: ToVolume (1), ToUserVolume (1), OutOfRange (2), Roundtrip (1), Clamp (1), StateToMediaControls (1). Format detection in metadata package per design decision.
4 All tests pass with -race flag ✓ VERIFIED 56 total tests (29 queue + 27 config/player) all PASS with -race -count=1, zero data races detected

Human Verification Required

None. All verification is automated via go test -race. Test correctness is observable from pass/fail results and code inspection.

Gaps Summary

No gaps found. All 11 observable truths verified, all 9 artifacts exist and are substantive (1,502 total lines), all 4 key links wired and active, all 3 requirements satisfied, all 4 ROADMAP success criteria met. 56 tests pass with -race flag.

The phase goal — "comprehensive unit tests that characterize current behavior and serve as a safety net for later refactoring" — is achieved. The queue persistence roundtrip test (the highest-priority safety net for Phase 7 PERF-01) verifies all state fields including shuffleOrder JSON serialization.


Verified: 2026-03-03T17:10:00Z Verifier: Claude (gsd-verifier)