11 KiB
Verification Report
Change: android-auto-media Version: N/A Mode: Strict TDD (Dart layers) + static-review-only (Kotlin/manifest/XML/PNG, per tasks.md) Reviewer: fresh adversarial sdd-verify pass (uncommitted working tree, size:exception pending single commit)
Completeness
| Metric | Value |
|---|---|
| Tasks total | 31 |
| Tasks complete | 31 |
| Tasks incomplete | 0 |
No incomplete tasks.
Build & Tests Execution
Build: Not run (forbidden in this environment per instructions -- flutter build/analyze/gen-l10n hang here)
Tests: 31 passed / 0 failed / 0 skipped (targeted suites)
flutter test test/servicios/navegacion_auto_test.dart test/estado/estado_radio_test.dart --concurrency=1 --timeout=60s
-> 00:01 +31: All tests passed!
(10 in navegacion_auto_test.dart, 21 in estado_radio_test.dart)
Additional safety-net re-run (files touched by the handler-adjacent change):
flutter test test/servicios/servicio_audio_reconnect_test.dart test/servicios/servicio_audio_source_switch_test.dart test/servicios/servicio_audio_eq_reapply_test.dart test/servicios/servicio_audio_session_test.dart --concurrency=1 --timeout=60s
-> 00:02 +21: All tests passed!
Combined: 52/52 green -- matches the count claimed in apply-progress.md.
Side effect found and reverted: running flutter test triggered an implicit pub get that downgraded meta (1.18.0 to 1.17.0) and test_api (0.7.11 to 0.7.10) in pubspec.lock, due to this machine local pub cache. This was NOT part of the change under review -- reverted with a git checkout of pubspec.lock before this report was written. Working tree is clean of verifier-induced drift.
Coverage: Not available (no coverage tool run, per instructions)
Spec Compliance Matrix
| Requirement | Scenario | Test | Result |
|---|---|---|---|
| Android Auto Discovery Declaration | Android Auto scans installed apps | static review -- automotive_app_desc.xml + manifest meta-data | COMPLIANT (static-only, no Android build env; documented exemption) |
| Browsable Media Tree | Car requests the root | navegacion_auto_test.dart, raiz test | COMPLIANT |
| Browsable Media Tree | Car requests a folder with no stations | navegacion_auto_test.dart, hijos empty-list test | COMPLIANT |
| Browsable Media Tree | Browse requested before app state is loaded | none at handler level -- no test instantiates PluriWaveAudioHandler | PARTIAL -- pure-logic (hijos/raiz never throw on empty input) is tested; the handler getChildren try/catch and null-fuente fallback is only statically reviewed, never executed |
| Playable Item Metadata | Station has a remote logo | navegacion_auto_test.dart, itemEmisora remote favicon test | COMPLIANT |
| Playable Item Metadata | Station has no logo | navegacion_auto_test.dart, itemEmisora default-art fallback test | COMPLIANT |
| Media Item Resolution by ID | Known station id | navegacion_auto_test.dart, resolver known-uuid test | COMPLIANT (pure resolver only; handler getMediaItem itself is static-review-only) |
| Media Item Resolution by ID | Unknown station id | navegacion_auto_test.dart, resolver null-cases test | COMPLIANT |
| Play by Media ID Reuses Existing Playback Path | User selects a station in the car | navegacion_auto_test.dart, reproducirPorMediaId delegates test | COMPLIANT |
| Play by Media ID Reuses Existing Playback Path | Unknown or stale media id | navegacion_auto_test.dart, reproducirPorMediaId no-op test | COMPLIANT |
| Playback State Synchronization | User pauses from the car | estado_radio_test.dart, reconciliation test | COMPLIANT (covers the net-new reconcile behavior; the underlying shared PlaybackState sync is pre-existing/unchanged) |
| Playback State Synchronization | User pauses from the phone | pre-existing, unmodified code path | COMPLIANT (no new behavior -- audio pipeline untouched, not in scope for new tests) |
Compliance summary: 11/12 scenarios fully compliant, 1/12 PARTIAL (handler-level cold-start browse path is untested by execution, only by static review -- pre-declared limitation).
Correctness (Static -- Structural Evidence)
| Requirement | Status | Notes |
|---|---|---|
| Android Auto Discovery Declaration | Implemented | automotive_app_desc.xml declares uses name=media; manifest meta-data added inside application tag, correctly pointing to xml/automotive_app_desc |
| Browsable Media Tree | Implemented | ConstructorArbolAuto raiz/hijos; handler dispatches by parentMediaId, wrapped in try/catch |
| Playable Item Metadata | Implemented | itemEmisora art fallback verified against actual PNG at android/app/src/main/res/drawable/default_station_art.png; android.resource URI authority matches applicationId/namespace in build.gradle |
| Media Item Resolution by ID | Implemented | resolver plus getMediaItem override, both null-safe |
| Play by Media ID Reuses Existing Playback Path | Implemented | playFromMediaId delegates to reproducirPorMediaId then playMediaItem (unchanged internal path); servicio_audio.dart diff is 91 insertions and 0 deletions -- confirmed purely additive |
| Playback State Synchronization | Implemented | Reconcile branch added in the estado listener; traced cambiarFuente in servicio_audio.dart -- emisoraActual is set synchronously before any playbackState/estadoStream emission for a given play attempt, so the reconcile branch is a provable no-op on phone-initiated plays (uuid already matches) and only fires for genuinely car-initiated changes -- confirms it cannot fight the phone UI |
Coherence (Design)
| Decision | Followed? | Notes |
|---|---|---|
| getChildren data source (cold-start safe) | Yes | FuenteEmisorasAuto and registrarFuenteNavegacion mirrors registrarHandler; local reads never throw (favorites/custom wrapped in try/catch) |
| media-id scheme | Yes | emisora colon uuid folders vs bare constants, exactly as designed |
| default artwork delivery | Yes | android.resource URI, matches applicationId; PNG confirmed present at exact path |
| which stations surface and ordering | Yes | ordenarEmisoras by calidad plus cap at 50, verified by the 60-to-50 test |
| playback coherence with EstadoRadio | Yes | Reconcile branch added exactly as designed, traced safe (see above) |
| content style (optional) | Yes | CONTENT_STYLE extras present, standard Android Auto keys |
| Interface: actualizarSnapshot on FuenteEmisorasAuto abstract class | Deviated | Design code block only showed it on the local impl; promoted to the interface with a default no-op body -- self-documented in apply-progress as required for the fuenteAuto optional-call to type-check through the abstract-typed field. Judged: acceptable improvement, additive and behavior-neutral. |
| Default artwork asset content | Deviated | PNG is a copy of ic_launcher.png (the launcher icon), not a bespoke no-logo placeholder. Self-documented as a known gap in apply-progress and tasks.md 6.3. Judged: acceptable to land, should fix before shipping -- functionally correct (loadable, right path and dimensions) but will show the full app icon as station art for any station without a logo, which is a UX smell. |
Issues Found
CRITICAL (must fix before archive): None.
WARNING (should fix):
- Handler-level browse overrides have zero execution coverage. No test in the repo instantiates PluriWaveAudioHandler (confirmed via search), so getChildren, getMediaItem, and playFromMediaId -- including their try/catch cold-start-safety wrapper -- are only verified by static and manual review, never by a running test. This was pre-declared in tasks.md Phase 3 header as a scope limitation (no existing pattern instantiates PluriWaveAudioHandler in flutter test), and the pure logic underneath (ConstructorArbolAuto, reproducirPorMediaId) is thoroughly unit-tested -- but the actual dispatch and error-swallowing at the handler boundary is unverified by execution. Recommend a lightweight handler-instantiation test in a follow-up if the pattern is ever established, or explicit acceptance of this gap.
- default_station_art.png is a placeholder copy of the launcher icon, not a genuine no-logo graphic. Self-flagged by the implementer. Functionally correct and safe to land, but should be swapped before shipping to end users (tracked as an open design question already).
- docs/android-auto.md (new, roughly 280 lines, Spanish-language planning/how-to guide) is not listed in design.md File Changes table nor tasks.md, and is not referenced by any code or spec requirement. It reads like leftover exploration/onboarding content rather than a deliverable of this change. Harmless (documentation only, no code/behavior impact), but it is a stray artifact relative to the documented scope -- recommend either folding it into the SDD artifact trail (referencing it from design.md) or dropping it from this commit.
SUGGESTION (nice to have):
- The spy class in estado_radio_test.dart (FuenteEmisorasAutoEspia) implements FuenteEmisorasAuto but its actualizarSnapshot override is missing the override annotation (the other 3 methods have it). Cosmetic only -- would surface on a real flutter analyze pass as a lint, not an error.
- flutter analyze and a genuine full flutter test run are still pending (both explicitly deviated in tasks 7.1/7.2 due to this environment hanging on those commands) -- recommend running both in CI or a working Android toolchain before merge, as already noted by the implementer.
- An open question remains from design.md (confirm the system art loader accepts android.resource URIs) -- no automated way to verify without a DHU session; prioritize this manual check before shipping since a rejected URI would silently show broken art for every logo-less station.
Verdict
PASS WITH WARNINGS
0 CRITICAL, 3 WARNING, 3 SUGGESTION. All spec requirements are implemented and 52 of 52 targeted-plus-safety-net tests pass (independently re-run and confirmed by this reviewer). The audio pipeline (playMediaItem, just_audio wiring, reconnection controller) is verifiably untouched -- servicio_audio.dart diff is purely additive (91 insertions, 0 deletions). Manifest change is a clean, isolated addition with no regression to existing services or receivers. Handler override signatures were checked byte-for-byte against the installed audio_service 0.18.18 package source and match exactly. No stray debug prints or AI attribution were found anywhere in the diff. The one accidental side effect found during verification (pubspec.lock drift caused by this verification own flutter test invocation) was identified and reverted before this report was written, so it will not be part of the upcoming commit. Remaining warnings are pre-declared, environment-driven, or cosmetic -- none block the single-commit size-exception delivery, but the launcher-icon placeholder art and the untested handler boundary should be tracked for a fast follow-up.