Files
plezy/test/services/playback_progress_tracker_test.dart
2026-08-10 20:28:41 +02:00

2109 lines
80 KiB
Dart

import 'dart:async';
import 'package:plezy/media/ids.dart';
import 'package:drift/native.dart';
import 'package:fake_async/fake_async.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:plezy/database/app_database.dart';
import 'package:plezy/media/media_backend.dart';
import 'package:plezy/media/media_item.dart';
import 'package:plezy/media/media_kind.dart';
import 'package:plezy/media/media_source_info.dart';
import 'package:plezy/media/playback_report_metadata.dart';
import 'package:plezy/mpv/mpv.dart';
import 'package:plezy/services/multi_server_manager.dart';
import 'package:plezy/services/offline_watch_sync_service.dart';
import 'package:plezy/services/playback_progress_tracker.dart';
import 'package:plezy/services/plex_client.dart';
import 'package:plezy/utils/watch_state_notifier.dart';
import 'package:plezy/utils/active_client_scope.dart';
import '../test_helpers/prefs.dart';
import '../test_helpers/media_items.dart';
import '../test_helpers/playback_report_fakes.dart';
// fake_async drives periodic routing, threshold, scrobble, coalescing, backoff,
// resume, and disposal behavior through observable calls.
/// Fake Player whose state is mutable from the test.
class _FakePlayer implements Player {
PlayerState _state;
final PlayerStreams _streams = const PlayerStreams(
playing: Stream<bool>.empty(),
completed: Stream<bool>.empty(),
buffering: Stream<bool>.empty(),
position: Stream<Duration>.empty(),
duration: Stream<Duration>.empty(),
seekable: Stream<bool>.empty(),
buffer: Stream<Duration>.empty(),
volume: Stream<double>.empty(),
rate: Stream<double>.empty(),
tracks: Stream<Tracks>.empty(),
track: Stream<TrackSelection>.empty(),
log: Stream<PlayerLog>.empty(),
error: Stream<PlayerError>.empty(),
audioDevice: Stream<AudioDevice>.empty(),
audioDevices: Stream<List<AudioDevice>>.empty(),
bufferRanges: Stream<List<BufferRange>>.empty(),
playbackRestart: Stream<void>.empty(),
backendSwitched: Stream<void>.empty(),
);
_FakePlayer({
Duration position = Duration.zero,
Duration duration = Duration.zero,
bool playing = true,
Tracks tracks = const Tracks(),
TrackSelection track = const TrackSelection(),
}) : _state = PlayerState(playing: playing, duration: duration, position: position, tracks: tracks, track: track);
@override
PlayerState get state => _state;
@override
PlayerStreams get streams => _streams;
set position(Duration value) {
_state = _state.copyWith(position: value);
}
set duration(Duration value) {
_state = _state.copyWith(duration: value);
}
set playing(bool value) {
_state = _state.copyWith(playing: value);
}
set completed(bool value) {
_state = _state.copyWith(completed: value);
}
@override
dynamic noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
}
/// Recording fake [PlexClient] that captures every progress / scrobble call
/// without touching the network.
class _FakePlexClient with PlaybackReportRecorder implements PlexClient {
_FakePlexClient({this.thresholdPercent = 90});
/// Watched-threshold percentage to report. Defaults to 90 (matches
/// production fallback).
final int thresholdPercent;
/// Override [PlexClient.watchedThresholdPercent] without going through
/// `_serverPrefs`.
@override
int get watchedThresholdPercent => thresholdPercent;
/// markWatchedFromPlaybackStop resolves the event's cacheServerId from
/// [serverId] after the transport call.
@override
ServerId get serverId => ServerId('scrobbler');
@override
PlexProfileScopeId profileScopeId = buildPlexProfileScopeId(serverId: ServerId('scrobbler'), profileId: 'profile-a');
@override
String get scopedServerId => profileScopeId;
@override
double get watchedThreshold => thresholdPercent / 100.0;
/// Plex relies on the explicit markWatched call (no auto-mark from the stop
/// report), so the scrobble path hits [markWatched].
@override
bool get marksWatchedOnPlaybackStopped => false;
/// (ratingKey, time, state, duration) tuples for every updateProgress call.
final List<({String ratingKey, int time, String state, int? duration})> updateProgressCalls = [];
/// Rating keys passed to markWatched.
final List<String> markWatchedCalls = [];
/// PlaySessionIds forwarded through the reportPlayback* methods.
final List<String?> playbackSessionIds = [];
final List<({String? mediaSourceId, int? audioStreamIndex, int? subtitleStreamIndex})> playbackStreamSelections = [];
/// If non-null, the next reportPlayback*/markWatched call throws this.
Object? throwOnNextCall;
@override
Future<void> updateProgress(
String ratingKey, {
required int time,
required String state,
int? duration,
String? sessionIdentifier,
PlaybackReportMetadata report = const PlaybackReportMetadata.live(),
}) async {
if (throwOnNextCall != null) {
final err = throwOnNextCall!;
throwOnNextCall = null;
throw err;
}
updateProgressCalls.add((ratingKey: ratingKey, time: time, state: state, duration: duration));
}
// The interface report* methods delegate to updateProgress so existing
// assertions on `updateProgressCalls` keep working.
@override
Future<void> onPlaybackReport(PlaybackReportCall call) {
playbackSessionIds.add(call.playSessionId);
playbackStreamSelections.add((
mediaSourceId: call.mediaSourceId,
audioStreamIndex: call.audioStreamIndex,
subtitleStreamIndex: call.subtitleStreamIndex,
));
return updateProgress(
call.itemId,
time: call.position.inMilliseconds,
state: switch (call.kind) {
PlaybackReportKind.started => 'playing',
PlaybackReportKind.progress => call.isPaused ? 'paused' : 'playing',
PlaybackReportKind.stopped => 'stopped',
},
duration: call.duration?.inMilliseconds,
);
}
// Transport-only, like production: the single watch event for the stop
// flow is emitted by markWatchedFromPlaybackStop after this returns.
@override
Future<void> markWatched(MediaItem item) async {
if (throwOnNextCall != null) {
final err = throwOnNextCall!;
throwOnNextCall = null;
throw err;
}
markWatchedCalls.add(item.id);
}
@override
Future<void> markAsWatched(String ratingKey) async {
if (throwOnNextCall != null) {
final err = throwOnNextCall!;
throwOnNextCall = null;
throw err;
}
markWatchedCalls.add(ratingKey);
}
@override
dynamic noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
}
class _DelayedStartClient extends _FakePlexClient {
final Completer<void> startCompleter = Completer<void>();
@override
Future<void> reportPlaybackStarted({
required String itemId,
required Duration position,
Duration? duration,
String? playSessionId,
String? playMethod,
String? liveStreamId,
String? mediaSourceId,
int? audioStreamIndex,
int? subtitleStreamIndex,
}) async {
await startCompleter.future;
await super.reportPlaybackStarted(
itemId: itemId,
position: position,
duration: duration,
playSessionId: playSessionId,
playMethod: playMethod,
liveStreamId: liveStreamId,
mediaSourceId: mediaSourceId,
audioStreamIndex: audioStreamIndex,
subtitleStreamIndex: subtitleStreamIndex,
);
}
}
class _DelayedProgressClient extends _FakePlexClient {
final List<int> progressAttempts = [];
final List<Completer<void>> progressGates = [];
@override
Future<void> reportPlaybackProgress({
required String itemId,
required Duration position,
required Duration duration,
bool isPaused = false,
String? playSessionId,
String? playMethod,
String? liveStreamId,
String? mediaSourceId,
int? audioStreamIndex,
int? subtitleStreamIndex,
}) async {
progressAttempts.add(position.inMilliseconds);
final gate = Completer<void>();
progressGates.add(gate);
await gate.future;
await super.reportPlaybackProgress(
itemId: itemId,
position: position,
duration: duration,
isPaused: isPaused,
playSessionId: playSessionId,
playMethod: playMethod,
liveStreamId: liveStreamId,
mediaSourceId: mediaSourceId,
audioStreamIndex: audioStreamIndex,
subtitleStreamIndex: subtitleStreamIndex,
);
}
}
class _FailingProgressClient extends _FakePlexClient {
_FailingProgressClient({required this.failuresRemaining});
int failuresRemaining;
int progressAttempts = 0;
@override
Future<void> reportPlaybackProgress({
required String itemId,
required Duration position,
required Duration duration,
bool isPaused = false,
String? playSessionId,
String? playMethod,
String? liveStreamId,
String? mediaSourceId,
int? audioStreamIndex,
int? subtitleStreamIndex,
}) async {
progressAttempts++;
if (failuresRemaining > 0) {
failuresRemaining--;
throw StateError('planned progress failure');
}
await super.reportPlaybackProgress(
itemId: itemId,
position: position,
duration: duration,
isPaused: isPaused,
playSessionId: playSessionId,
playMethod: playMethod,
liveStreamId: liveStreamId,
mediaSourceId: mediaSourceId,
audioStreamIndex: audioStreamIndex,
subtitleStreamIndex: subtitleStreamIndex,
);
}
}
/// Jellyfin-style backend: the playback-stopped report marks the item played
/// server-side, so the in-player scrobble path must emit only the local watch
/// event and skip the explicit server mark (#1287).
class _StopMarksWatchedClient extends _FakePlexClient {
@override
bool get marksWatchedOnPlaybackStopped => true;
@override
ServerId get serverId => ServerId('srv');
}
const Object _defaultServerId = Object();
MediaItem _meta({
String ratingKey = '42',
Object? serverId = _defaultServerId,
String? type = 'movie',
int? viewOffsetMs,
}) => testMediaItem(
id: ratingKey,
backend: MediaBackend.plex,
kind: MediaKind.fromString(type),
title: 'Test Item',
serverId: identical(serverId, _defaultServerId) ? ServerId('srv') : serverId as ServerId?,
viewOffsetMs: viewOffsetMs,
);
void main() {
setUp(resetSharedPreferencesForTest);
group('constructor assertions', () {
test('offline=true requires offlineWatchService', () {
expect(
() => PlaybackProgressTracker(client: null, metadata: _meta(), player: _FakePlayer(), isOffline: true),
throwsA(isA<AssertionError>()),
);
});
test('offline=false requires client', () {
expect(
() => PlaybackProgressTracker(client: null, metadata: _meta(), player: _FakePlayer(), isOffline: false),
throwsA(isA<AssertionError>()),
);
});
});
group('sendProgress: duration guard', () {
test('does NOT send progress when duration is zero (player not yet ready)', () async {
final client = _FakePlexClient();
final player = _FakePlayer(); // duration = Duration.zero
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.updateProgressCalls, isEmpty);
expect(client.markWatchedCalls, isEmpty);
});
});
group('sendProgress: playback readiness', () {
test('blocks non-terminal reports until playback output is ready', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
var ready = false;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
canReportPlayback: () => ready,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
await tracker.sendProgress('paused');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
ready = true;
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls.map((call) => call.state), ['playing']);
});
test('stopped before rendered output terminates at known progress without scrobbling', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 99), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(viewOffsetMs: 12000),
player: player,
isOffline: false,
canReportPlayback: () => false,
hasRenderedPlayback: () => false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped', positionOverride: player.state.duration);
expect(client.updateProgressCalls, hasLength(1));
expect(client.updateProgressCalls.single.state, 'stopped');
expect(client.updateProgressCalls.single.time, 12000);
expect(client.markWatchedCalls, isEmpty);
});
test('fatal stop uses the last reportable position instead of the advancing native clock', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
var canReport = true;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
canReportPlayback: () => canReport,
hasRenderedPlayback: () => true,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
canReport = false;
player.position = const Duration(seconds: 95);
await tracker.sendProgress('stopped');
expect(client.updateProgressCalls.map((call) => (call.time, call.state)), [
(50000, 'playing'),
(50000, 'stopped'),
]);
expect(client.markWatchedCalls, isEmpty);
});
});
group('sendProgress: online', () {
test('"stopped" awaits the underlying call and reports correct args', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 30), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
// updateProgress is awaited synchronously when state == 'stopped'.
expect(client.updateProgressCalls, hasLength(1));
final call = client.updateProgressCalls.single;
expect(call.ratingKey, '42');
expect(call.time, 30000); // 30s in ms
expect(call.state, 'stopped');
expect(call.duration, 100000); // 100s in ms
});
test('"stopped" can override stale player position for completion', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 12), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped', positionOverride: const Duration(seconds: 100));
expect(client.updateProgressCalls.single.time, 100000);
expect(client.markWatchedCalls, ['42']);
});
test('"playing" fires-and-forgets but eventually invokes updateProgress', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
// The unawaited Future may not have settled yet — drain microtasks.
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, hasLength(1));
expect(client.updateProgressCalls.single.state, 'playing');
});
test('forwards PlaySessionId to started, progress, and stopped reports', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
playSessionId: 'play-session-1',
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendProgress('stopped');
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'playing', 'stopped']);
expect(client.playbackSessionIds, ['play-session-1', 'play-session-1', 'play-session-1']);
});
test('coalesces concurrent start reports while the first start is in flight', () async {
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
client.startCompleter.complete();
await Future<void>.delayed(Duration.zero);
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls.map((call) => call.state), ['playing']);
});
test('orders stopped after an in-flight start report', () async {
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
final stopFuture = tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
client.startCompleter.complete();
await stopFuture;
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'stopped']);
});
test('does not send queued progress after terminal stopped state', () async {
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
final stopFuture = tracker.sendProgress('stopped');
client.startCompleter.complete();
await stopFuture;
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'stopped']);
});
test('coalesces concurrent stopped reports into one terminal stop', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
final events = <WatchStateEvent>[];
final sub = WatchStateNotifier().forItem('42').listen(events.add);
addTearDown(sub.cancel);
await Future.wait([tracker.sendProgress('stopped'), tracker.sendProgress('stopped')]);
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls.map((call) => call.state), ['stopped']);
expect(events.where((e) => e.changeType == WatchStateChangeType.progressUpdate), hasLength(1));
});
test('allows a later stopped report to retry after final stop fails', () async {
final client = _FakePlexClient()..throwOnNextCall = Exception('network blip');
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.updateProgressCalls, isEmpty);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
await tracker.sendProgress('stopped');
expect(client.updateProgressCalls.map((call) => call.state), ['stopped']);
});
test('maps current player tracks to server stream indexes for progress reports', () async {
final client = _FakePlexClient();
const selectedAudio = AudioTrack(id: 'audio_1', language: 'jpn');
const subtitlesOff = SubtitleTrack(id: 'no');
final player = _FakePlayer(
position: const Duration(seconds: 5),
duration: const Duration(seconds: 100),
tracks: const Tracks(
audio: [
AudioTrack(id: 'audio_0', language: 'eng'),
selectedAudio,
],
subtitle: [SubtitleTrack(id: 'text_0', language: 'eng')],
),
track: const TrackSelection(audio: selectedAudio, subtitle: subtitlesOff),
);
final mediaInfo = MediaSourceInfo(
videoUrl: '',
audioTracks: [
MediaAudioTrack(id: 1, languageCode: 'eng', selected: false),
MediaAudioTrack(id: 2, languageCode: 'jpn', selected: true),
],
subtitleTracks: [MediaSubtitleTrack(id: 3, languageCode: 'eng', selected: false, forced: false)],
chapters: const [],
mediaSourceId: 'source-1',
);
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
mediaInfo: mediaInfo,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
final progressSelection = client.playbackStreamSelections[1];
expect(progressSelection.mediaSourceId, 'source-1');
expect(progressSelection.audioStreamIndex, 2);
expect(progressSelection.subtitleStreamIndex, -1);
});
test('Jellyfin progress reports selected source audio when player exposes a single output track', () async {
final client = _FakePlexClient();
const outputAudio = AudioTrack(id: 'audio_0', language: 'jpn');
const subtitlesOff = SubtitleTrack(id: 'no');
final player = _FakePlayer(
position: const Duration(seconds: 5),
duration: const Duration(seconds: 100),
tracks: const Tracks(
audio: [outputAudio],
subtitle: [SubtitleTrack(id: 'text_0', language: 'eng')],
),
track: const TrackSelection(audio: outputAudio, subtitle: subtitlesOff),
);
final mediaInfo = MediaSourceInfo(
videoUrl: '',
audioTracks: [
MediaAudioTrack(id: 1, languageCode: 'eng', selected: false),
MediaAudioTrack(id: 4, languageCode: 'jpn', selected: true, external: true),
],
subtitleTracks: [MediaSubtitleTrack(id: 3, languageCode: 'eng', selected: false, forced: false)],
chapters: const [],
mediaSourceId: 'source-1',
);
final tracker = PlaybackProgressTracker(
client: client,
metadata: testMediaItem(id: '42', backend: MediaBackend.jellyfin, kind: MediaKind.movie, serverId: 'srv'),
player: player,
isOffline: false,
mediaInfo: mediaInfo,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
final progressSelection = client.playbackStreamSelections[1];
expect(progressSelection.mediaSourceId, 'source-1');
expect(progressSelection.audioStreamIndex, 4);
expect(progressSelection.subtitleStreamIndex, -1);
});
test('an off that fell out of a declined carry is not persisted as -1 (#1785)', () async {
final client = _FakePlexClient();
const selectedAudio = AudioTrack(id: 'audio_1', language: 'jpn');
const subtitlesOff = SubtitleTrack(id: 'no');
final player = _FakePlayer(
position: const Duration(seconds: 5),
duration: const Duration(seconds: 100),
tracks: const Tracks(
audio: [
AudioTrack(id: 'audio_0', language: 'eng'),
selectedAudio,
],
subtitle: [SubtitleTrack(id: 'text_0', language: 'eng')],
),
track: const TrackSelection(audio: selectedAudio, subtitle: subtitlesOff),
);
final mediaInfo = MediaSourceInfo(
videoUrl: '',
audioTracks: [
MediaAudioTrack(id: 1, languageCode: 'eng', selected: false),
MediaAudioTrack(id: 2, languageCode: 'jpn', selected: true),
],
subtitleTracks: [MediaSubtitleTrack(id: 3, languageCode: 'eng', selected: false, forced: false)],
chapters: const [],
mediaSourceId: 'source-1',
);
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
mediaInfo: mediaInfo,
subtitleOffIsDeliberate: () => false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
final progressSelection = client.playbackStreamSelections[1];
// Withheld, so the server keeps whatever it knew — an explicit -1
// would come back as this item's default and latch the fallout.
expect(progressSelection.subtitleStreamIndex, isNull);
// The audio selection is still reported normally.
expect(progressSelection.audioStreamIndex, 2);
});
test('stopped reports only resolve media source and do not include selected streams', () async {
final client = _FakePlexClient();
const selectedAudio = AudioTrack(id: 'audio_1', language: 'jpn');
final player = _FakePlayer(
position: const Duration(seconds: 5),
duration: const Duration(seconds: 100),
tracks: const Tracks(
audio: [selectedAudio],
subtitle: [SubtitleTrack(id: 'text_0', language: 'eng')],
),
track: const TrackSelection(
audio: selectedAudio,
subtitle: SubtitleTrack(id: 'text_0', language: 'eng'),
),
);
final mediaInfo = MediaSourceInfo(
videoUrl: '',
audioTracks: [MediaAudioTrack(id: 2, languageCode: 'jpn', selected: true)],
subtitleTracks: [MediaSubtitleTrack(id: 3, languageCode: 'eng', selected: true, forced: false)],
chapters: const [],
mediaSourceId: 'source-1',
);
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
mediaInfo: mediaInfo,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.playbackStreamSelections, hasLength(1));
expect(client.playbackStreamSelections.single.mediaSourceId, 'source-1');
expect(client.playbackStreamSelections.single.audioStreamIndex, isNull);
expect(client.playbackStreamSelections.single.subtitleStreamIndex, isNull);
});
});
group('threshold gating', () {
test('does NOT scrobble when percent < watchedThresholdPercent', () async {
// 89% < 90% threshold.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 89), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.markWatchedCalls, isEmpty);
});
test('a session with no observable crossing still issues the explicit mark', () async {
// A lone stopped report at 95%: Plex never held a sub-threshold offset
// for this session, so it will not mark the item itself (#1740).
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.markWatchedCalls, ['42']);
});
test('backend that marks watched on stop skips the explicit server mark (#1287)', () async {
// Jellyfin: /Sessions/Playing/Stopped marks the item played server-side,
// so an explicit markWatched here would double-scrobble via the Trakt
// plugin. The local watch event must still fire (UI + Plezy's own Trakt
// sync, which key on `watched` events, not progress).
final client = _StopMarksWatchedClient();
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final watched = <WatchStateEvent>[];
final sub = WatchStateNotifier()
.forItem('42')
.where((e) => e.changeType == WatchStateChangeType.watched)
.listen(watched.add);
addTearDown(sub.cancel);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(client.markWatchedCalls, isEmpty);
expect(watched, hasLength(1));
});
test('respects a custom server threshold (e.g. 80%)', () async {
// 81% >= 80%, but < 90% default.
final client = _FakePlexClient(thresholdPercent: 80);
final player = _FakePlayer(position: const Duration(seconds: 81), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(client.markWatchedCalls, ['42']);
});
test('scrobble is idempotent across multiple progress calls', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await tracker.sendProgress('stopped');
await tracker.sendProgress('stopped');
// markAsWatched fired exactly once — _scrobbled stays true.
expect(client.markWatchedCalls, hasLength(1));
});
test('a failed explicit mark is retried on the next session end', () async {
// The mark is only attempted once a session ends with no crossing the
// backend could see. A failure must leave it unsettled so the next
// terminal report tries again.
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final precise = _ScrobblePreciseClient(thresholdPercent: 90, failScrobbleFirstTime: true);
final tracker = PlaybackProgressTracker(
client: precise,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(precise.markWatchedAttempts, 1);
expect(precise.markWatchedSuccesses, 0);
tracker.resumeAfterStoppedReport();
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(precise.markWatchedAttempts, 2);
expect(precise.markWatchedSuccesses, 1);
});
test('onScrobbled fires once after a successful scrobble (#1500)', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
onScrobbled: () async => hookCalls++,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await tracker.sendProgress('stopped');
expect(client.markWatchedCalls, ['42']);
expect(hookCalls, 1);
});
test('onScrobbled is not invoked below threshold', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 89), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
onScrobbled: () async => hookCalls++,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
expect(hookCalls, 0);
});
test('onScrobbled waits for the explicit mark and never runs ahead of it (#1500)', () async {
// The hook marks same-file siblings with real server writes, so it must
// not run while this item's own mark is still pending: a hard kill in
// between would leave the siblings watched and the episode actually
// played unwatched.
final precise = _ScrobblePreciseClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: precise,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
onScrobbled: () async => hookCalls++,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
expect(precise.markWatchedAttempts, 0, reason: 'the mark waits for the session to end');
expect(hookCalls, 0, reason: 'and the siblings wait for the mark');
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(precise.markWatchedSuccesses, 1);
expect(hookCalls, 1);
});
test('onScrobbled does not run when the explicit mark fails, and runs on the retry', () async {
// The exact inconsistency to avoid: siblings marked watched while the
// primary episode is still unmarked on the server.
final precise = _ScrobblePreciseClient(thresholdPercent: 90, failScrobbleFirstTime: true);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: precise,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
onScrobbled: () async => hookCalls++,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(precise.markWatchedAttempts, 1);
expect(precise.markWatchedSuccesses, 0);
expect(hookCalls, 0, reason: 'siblings must not be marked while the primary is not');
tracker.resumeAfterStoppedReport();
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(precise.markWatchedSuccesses, 1);
expect(hookCalls, 1);
});
test('a throwing onScrobbled does not reset the scrobble latch', () async {
// A sibling-mark failure must not re-scrobble the primary item — that
// would inflate its view count on the next progress tick.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
onScrobbled: () async {
hookCalls++;
throw Exception('sibling mark failed');
},
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, hasLength(1));
expect(hookCalls, 1);
});
// ----------------------------------------------------------
// Server-side crossing detection (#1740)
//
// Both backends mark an item played from a watched-threshold crossing they
// observe inside one reporting session: a report below the threshold
// followed by one at or above it. Verified against PMS 1.43 — consecutive
// above-threshold reports mark nothing, and a resume point from an earlier
// session does not arm a new one. The explicit mark must therefore be sent
// only when the backend had no crossing to observe.
// ----------------------------------------------------------
test('a delivered crossing marks watched locally and never issues the explicit mark (#1740)', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final watched = <WatchStateEvent>[];
final sub = WatchStateNotifier()
.forItem('42')
.where((e) => e.changeType == WatchStateChangeType.watched)
.listen(watched.add);
addTearDown(sub.cancel);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 95);
await tracker.sendProgress('playing');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty, reason: 'the server saw the crossing and marked it itself');
expect(watched, hasLength(1), reason: 'local watched state still flips exactly once');
});
test('a session that begins past the threshold marks explicitly, but only once it ends', () async {
// Resume at 95%: the server never holds a sub-threshold offset for this
// session, so no crossing is observable and it will not mark the item.
// The mark still waits for the stop — until then the session could seek
// back and create a crossing of its own.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty, reason: 'still live — a rewind could yet create a crossing');
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, ['42']);
});
test('the explicit mark completes with the stopped report future', () async {
// The mark is resolved at session end, so it must ride the terminal
// report rather than race teardown: callers await the stop and then
// dispose the tracker.
final client = _ScrobblePreciseClient(thresholdPercent: 90)..markGate = Completer<void>();
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
var stopDone = false;
final stop = tracker.sendStoppedProgressOnce().then((_) => stopDone = true);
await pumpEventQueue();
expect(client.markWatchedAttempts, 1);
expect(stopDone, isFalse, reason: 'the stopped future must wait for the mark it triggered');
client.markGate!.complete();
await stop;
expect(client.markWatchedSuccesses, 1);
});
test('a session that begins past the threshold then rewinds and re-crosses never marks explicitly', () async {
// Verified against PMS 1.43: an explicit mark followed by an in-session
// crossing leaves viewCount at 2 with a Play History row. Marking eagerly
// at the start of a resumed-past-threshold session would recreate #1740
// for anyone who rewinds and watches the end again.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 50);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 92);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty, reason: 'the server observed the 50% -> 92% crossing itself');
});
test('a crossing landing on the stopped report suppresses the explicit mark', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty);
});
test('a crossing landing on a paused report suppresses the explicit mark', () async {
// The shape in the issue log: the threshold is crossed on a paused
// heartbeat, ~2 minutes before playback actually ends.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 92);
await tracker.sendProgress('paused');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty);
});
test('onScrobbled still fires when the explicit mark is suppressed (#1500)', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
var hookCalls = 0;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
onScrobbled: () async => hookCalls++,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 95);
await tracker.sendProgress('playing');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty);
expect(hookCalls, 1, reason: 'same-file siblings are still marked');
});
test('resumeAfterStoppedReport clears the crossing state for the next session', () async {
// Session 1 only ever reports below the threshold. If its sub-threshold
// offset leaked into session 2, the first above-threshold report there
// would look like a crossing and the explicit mark would be skipped —
// but the server treats them as separate sessions and marks nothing.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 40), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty, reason: 'never crossed the threshold');
tracker.resumeAfterStoppedReport();
player.position = const Duration(seconds: 95);
await tracker.sendProgress('playing');
await pumpEventQueue();
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, ['42']);
});
test('a below-threshold report dropped during startup does not arm the crossing', () async {
// The start report (95%) is in flight; a same-state 50% heartbeat arriving
// meanwhile is coalesced away by PlaybackReportSession even though its
// future resolves true. The server only ever saw 95%, so there is no
// crossing and the explicit mark must still go out.
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final crossing = tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 50);
final dropped = tracker.sendProgress('playing');
await pumpEventQueue();
client.startCompleter.complete();
await Future.wait([crossing, dropped]);
await pumpEventQueue();
expect(client.updateProgressCalls.map((c) => c.time), [95000], reason: 'the 50% snapshot was never sent');
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, ['42']);
});
test('a dropped crossing followed by a seek back below the threshold marks explicitly', () async {
// The crossing snapshot is coalesced away, so the server never sees an
// at-or-above report; playback then seeks back and the terminal stop
// carries a sub-threshold position. Deciding at the crossing would have
// lost this watch entirely.
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final below = tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 95);
final dropped = tracker.sendProgress('playing');
await pumpEventQueue();
client.startCompleter.complete();
await Future.wait([below, dropped]);
await pumpEventQueue();
expect(client.updateProgressCalls.map((c) => c.time), [50000], reason: 'the crossing snapshot was dropped');
expect(client.markWatchedCalls, isEmpty, reason: 'the decision is deferred, not made');
player.position = const Duration(seconds: 50);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, ['42'], reason: 'the session ended with no crossing the server could see');
});
test('a dropped crossing settles as server-marked once a later report is delivered', () async {
final client = _DelayedStartClient();
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final below = tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 95);
final dropped = tracker.sendProgress('playing');
await pumpEventQueue();
client.startCompleter.complete();
await Future.wait([below, dropped]);
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty);
player.position = const Duration(seconds: 96);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty, reason: 'the later delivery completed the crossing server-side');
});
test('a report at position zero does not arm the crossing', () async {
// Verified against PMS 1.43: a session reporting time=0 and then the full
// duration is NOT marked played, while the same session starting at
// time=1000 is. Plex treats zero as session initialisation, so it has
// nothing to cross from. Short music tracks hit this — the initial report
// fires at 0 and the next one is the terminal stop at duration.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: Duration.zero, duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, ['42']);
});
test('a report one second in does arm the crossing', () async {
// The boundary is strictly positive, not some larger minimum: PMS marks
// a 1s -> 100% session played even though it persists no resume point.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 1), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42'),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
await pumpEventQueue();
player.position = const Duration(seconds: 100);
await tracker.sendProgress('stopped');
await pumpEventQueue();
expect(client.markWatchedCalls, isEmpty);
});
});
group('sendProgress: offline', () {
Future<({OfflineWatchSyncService svc, AppDatabase db, MultiServerManager mgr})> makeOfflineService() async {
final db = AppDatabase.forTesting(NativeDatabase.memory());
final mgr = MultiServerManager();
final svc = OfflineWatchSyncService(database: db, serverManager: mgr);
return (svc: svc, db: db, mgr: mgr);
}
test('queues a progress update via the offline service', () async {
final (svc: svc, db: db, mgr: mgr) = await makeOfflineService();
addTearDown(() async {
svc.dispose();
mgr.dispose();
await db.close();
});
final player = _FakePlayer(position: const Duration(seconds: 12), duration: const Duration(seconds: 60));
final tracker = PlaybackProgressTracker(
client: null,
metadata: _meta(ratingKey: '42', serverId: ServerId('srv')),
player: player,
isOffline: true,
offlineWatchService: svc,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
// Local DB now has a progress row for srv:42.
final action = await db.getLatestWatchAction('srv:42');
expect(action, isNotNull);
expect(action!.actionType, 'progress');
expect(action.viewOffset, 12000); // 12s in ms
expect(action.duration, 60000);
});
test('does not queue offline playing progress before playback output is ready', () async {
final (svc: svc, db: db, mgr: mgr) = await makeOfflineService();
addTearDown(() async {
svc.dispose();
mgr.dispose();
await db.close();
});
final player = _FakePlayer(position: const Duration(seconds: 12), duration: const Duration(seconds: 60));
var ready = false;
final tracker = PlaybackProgressTracker(
client: null,
metadata: _meta(ratingKey: '42', serverId: ServerId('srv')),
player: player,
isOffline: true,
offlineWatchService: svc,
canReportPlayback: () => ready,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
expect(await db.getLatestWatchAction('srv:42'), isNull);
ready = true;
await tracker.sendProgress('playing');
expect(await db.getLatestWatchAction('srv:42'), isNotNull);
});
test('offline + null serverId is a no-op (does NOT throw, does NOT queue)', () async {
final (svc: svc, db: db, mgr: mgr) = await makeOfflineService();
addTearDown(() async {
svc.dispose();
mgr.dispose();
await db.close();
});
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 60));
final tracker = PlaybackProgressTracker(
client: null,
metadata: _meta(ratingKey: '42', serverId: null), // <— no serverId
player: player,
isOffline: true,
offlineWatchService: svc,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
expect(await svc.getPendingSyncCount(), 0);
});
test('online local playback queues fallback progress when reporting fails', () async {
final (svc: svc, db: db, mgr: mgr) = await makeOfflineService();
addTearDown(() async {
svc.dispose();
mgr.dispose();
await db.close();
});
final client = _FakePlexClient()..throwOnNextCall = StateError('offline');
final player = _FakePlayer(position: const Duration(seconds: 10), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42', serverId: ServerId('srv')),
player: player,
isOffline: false,
offlineWatchService: svc,
queueOnOnlineFailure: true,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped', positionOverride: const Duration(seconds: 100));
final action = await db.getLatestWatchAction('srv:42');
expect(action, isNotNull);
expect(action!.viewOffset, 100000);
expect(action.shouldMarkWatched, isTrue);
});
});
group('WatchStateNotifier event on "stopped"', () {
test('emits a progress-update event when stopped past position 0', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 30), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: '42', serverId: ServerId('srv')),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
// Subscribe before triggering the event.
final events = <WatchStateEvent>[];
final sub = WatchStateNotifier().forItem('42').listen(events.add);
addTearDown(sub.cancel);
await tracker.sendProgress('stopped');
// Stream is broadcast — give it a microtask.
await Future<void>.delayed(Duration.zero);
// We expect at least one progressUpdate event for ratingKey=42.
final progressEvents = events.where((e) => e.changeType == WatchStateChangeType.progressUpdate).toList();
expect(progressEvents, isNotEmpty);
expect(progressEvents.first.viewOffset, 30000);
expect(progressEvents.first.cacheServerId, client.profileScopeId);
});
test('does NOT emit on "stopped" if position is 0 (no real watch)', () async {
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: Duration.zero, duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: 'no-watch', serverId: ServerId('srv')),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final events = <WatchStateEvent>[];
final sub = WatchStateNotifier().forItem('no-watch').listen(events.add);
addTearDown(sub.cancel);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
// No progressUpdate event.
expect(events.where((e) => e.changeType == WatchStateChangeType.progressUpdate), isEmpty);
});
test('does NOT emit a progress event when scrobble already fired', () async {
// 95% triggers a scrobble (markAsWatched → notifyWatched). The progress
// event must be suppressed by the `_scrobbled` flag.
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(ratingKey: 'scrobbler', serverId: ServerId('srv')),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
final events = <WatchStateEvent>[];
final sub = WatchStateNotifier().forItem('scrobbler').listen(events.add);
addTearDown(sub.cancel);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
// Watched event from markAsWatched fires; progressUpdate is suppressed.
final watched = events.where((e) => e.changeType == WatchStateChangeType.watched).toList();
final progress = events.where((e) => e.changeType == WatchStateChangeType.progressUpdate).toList();
expect(watched, hasLength(1));
expect(progress, isEmpty);
});
});
group('periodic tracking', () {
test('reports immediately, follows cadence, and resumes playing after pause', () {
fakeAsync((async) {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
var pausedKeepalives = 0;
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
onPausedKeepalive: () async => pausedKeepalives++,
);
tracker.startTracking();
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing']);
async.elapse(const Duration(milliseconds: 999));
async.flushMicrotasks();
expect(client.updateProgressCalls, hasLength(1));
async.elapse(const Duration(milliseconds: 1));
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'playing']);
player.playing = false;
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'playing', 'paused']);
expect(pausedKeepalives, 1);
player.playing = true;
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'playing', 'paused', 'playing']);
expect(pausedKeepalives, 1);
tracker.dispose();
});
});
test('startTracking overrides only the initial report with the caller-supplied start state (#1849)', () {
fakeAsync((async) {
final client = _FakePlexClient();
// At bind time the player state can still carry the *previous* item's
// playhead (gapless music advance) — reporting it as this item's first
// sample told the backend playback was already at ~100%.
final player = _FakePlayer(position: const Duration(minutes: 7), duration: const Duration(minutes: 7));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
);
tracker.startTracking(initialPosition: Duration.zero, initialDuration: const Duration(minutes: 3));
async.flushMicrotasks();
expect(client.updateProgressCalls.single.time, 0);
expect(client.updateProgressCalls.single.duration, const Duration(minutes: 3).inMilliseconds);
expect(client.markWatchedCalls, isEmpty);
// The player has since reported the real source state; ticks read live.
player.position = const Duration(seconds: 30);
player.duration = const Duration(minutes: 3);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.updateProgressCalls.last.time, 30000);
expect(client.updateProgressCalls.last.duration, const Duration(minutes: 3).inMilliseconds);
tracker.dispose();
});
});
test('coalesces timer ticks while a progress report is in flight', () {
fakeAsync((async) {
final client = _DelayedProgressClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
);
tracker.startTracking();
async.flushMicrotasks();
expect(client.updateProgressCalls, hasLength(1));
player.position = const Duration(seconds: 10);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, [10000]);
player.position = const Duration(seconds: 20);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
player.position = const Duration(seconds: 30);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, [10000]);
client.progressGates.first.complete();
async.flushMicrotasks();
expect(client.progressAttempts, [10000, 30000]);
client.progressGates.last.complete();
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.time), [5000, 10000, 30000]);
tracker.dispose();
});
});
test('backs off by one then two ticks and resumes after success', () {
fakeAsync((async) {
final client = _FailingProgressClient(failuresRemaining: 2);
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
);
tracker.startTracking();
async.flushMicrotasks();
expect(client.updateProgressCalls, hasLength(1));
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, 1);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, 1);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, 2);
async.elapse(const Duration(seconds: 2));
async.flushMicrotasks();
expect(client.progressAttempts, 2);
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, 3);
expect(client.updateProgressCalls, hasLength(2));
async.elapse(const Duration(seconds: 1));
async.flushMicrotasks();
expect(client.progressAttempts, 4);
expect(client.updateProgressCalls, hasLength(3));
tracker.dispose();
});
});
test('dispose cancels future periodic reports', () {
fakeAsync((async) {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
);
tracker.startTracking();
async.flushMicrotasks();
expect(client.updateProgressCalls, hasLength(1));
tracker.dispose();
async.elapse(const Duration(minutes: 1));
async.flushMicrotasks();
expect(client.updateProgressCalls, hasLength(1));
});
});
});
test('resumeAfterStoppedReport opens a fresh reporting session', () async {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 5), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendStoppedProgressOnce();
await tracker.sendStoppedProgressOnce();
expect(client.updateProgressCalls.map((call) => call.state), ['stopped']);
tracker.resumeAfterStoppedReport();
await tracker.sendProgress('playing');
await Future<void>.delayed(Duration.zero);
await tracker.sendStoppedProgressOnce();
expect(client.updateProgressCalls.map((call) => call.state), ['stopped', 'playing', 'stopped']);
});
test('a stopped report ends the session: a clock that runs past the end reports nothing', () {
// #1673: the native clock can keep advancing after the file is over. Once
// the completion flow has stopped the item, no later tick may reach the
// server — a repeated `playing` at the end is what servers extrapolate into
// a ghost session running past the item duration.
fakeAsync((async) {
final client = _FakePlexClient();
final player = _FakePlayer(position: const Duration(seconds: 50), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(seconds: 1),
);
tracker.startTracking();
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing']);
unawaited(tracker.sendStoppedProgressOnce(positionOverride: const Duration(seconds: 100)));
async.flushMicrotasks();
player.position = const Duration(seconds: 160);
async.elapse(const Duration(seconds: 10));
async.flushMicrotasks();
expect(client.updateProgressCalls.map((call) => call.state), ['playing', 'stopped']);
expect(client.updateProgressCalls.last.time, 100000);
tracker.dispose();
});
});
group('lifecycle', () {
test('startTracking + stopTracking is a clean no-op for an inactive player', () async {
final client = _FakePlexClient();
final player = _FakePlayer(playing: false); // not active
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
tracker.startTracking();
tracker.stopTracking();
// No initial 'playing' progress was sent because the player wasn't active.
// Drain anyway in case the unawaited future raced.
await Future<void>.delayed(Duration.zero);
expect(client.updateProgressCalls, isEmpty);
});
test('startTracking is idempotent: a second call logs a warning and no-ops', () async {
final client = _FakePlexClient();
final player = _FakePlayer(playing: false); // skip the immediate fire
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: player,
isOffline: false,
updateInterval: const Duration(hours: 1), // long enough that no tick fires in the test window
);
addTearDown(tracker.dispose);
tracker.startTracking();
tracker.startTracking(); // second call should warn and bail
tracker.stopTracking();
// No exception is the contract.
});
test('dispose is idempotent', () {
final client = _FakePlexClient();
final tracker = PlaybackProgressTracker(
client: client,
metadata: _meta(),
player: _FakePlayer(playing: false),
isOffline: false,
);
tracker.dispose();
// Calling dispose again must not throw.
expect(tracker.dispose, returnsNormally);
});
});
// A report-derived crossing writes an unacknowledged overlay patch, which the
// store never suppresses. Unless the settled server-side watch promotes it,
// it pins `watched` for the rest of the session and no refresh can clear it.
group('watched-patch promotion', () {
List<WatchPatchId> listenForPromotions() {
final seen = <WatchPatchId>[];
final sub = WatchPatchPromotionNotifier().stream.listen((p) => seen.add(p.patchId));
addTearDown(sub.cancel);
return seen;
}
/// Watched events prove the crossing actually latched and created a patch,
/// so a "did not promote" assertion cannot pass vacuously.
List<WatchStateEvent> listenForWatchedEvents() {
final seen = <WatchStateEvent>[];
final sub = WatchStateNotifier().stream.listen((e) {
if (e.changeType == WatchStateChangeType.watched) seen.add(e);
});
addTearDown(sub.cancel);
return seen;
}
test('a delivered stop promotes the crossing on a backend that marks on stop', () async {
final promotions = listenForPromotions();
final client = _StopMarksWatchedClient();
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(promotions, hasLength(1));
// The #1287 contract is unchanged: still no explicit mark.
expect(client.markWatchedCalls, isEmpty);
});
test('a MediaBrowser stop for a session that never opened does not promote', () async {
// Jellyfin drops a stop for a session it never opened, so the watch it
// would have recorded never happened and the patch is still owed.
final promotions = listenForPromotions();
final watched = listenForWatchedEvents();
final client = _StopMarksWatchedClient();
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: testMediaItem(
id: '42',
backend: MediaBackend.jellyfin,
kind: MediaKind.movie,
serverId: ServerId('srv'),
),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
// The crossing latched locally, so there is a patch to leave owed.
expect(watched, hasLength(1));
expect(promotions, isEmpty);
});
test('a MediaBrowser stop into an opened session promotes', () async {
final promotions = listenForPromotions();
final client = _StopMarksWatchedClient();
final player = _FakePlayer(position: const Duration(seconds: 10), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: testMediaItem(
id: '42',
backend: MediaBackend.jellyfin,
kind: MediaKind.movie,
serverId: ServerId('srv'),
),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
player.position = const Duration(seconds: 95);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(promotions, hasLength(1));
});
test('a server-observed crossing promotes without an explicit mark (#1740)', () async {
final promotions = listenForPromotions();
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 10), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
// Below then above, both delivered: the backend saw the crossing itself.
// The playing report is dispatched fire-and-forget, so let it land before
// the stop that completes the crossing.
await tracker.sendProgress('playing');
await Future<void>.delayed(const Duration(milliseconds: 50));
player.position = const Duration(seconds: 95);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(promotions, hasLength(1));
expect(client.markWatchedCalls, isEmpty);
});
test('the explicit-mark path promotes exactly once', () async {
final promotions = listenForPromotions();
final client = _FakePlexClient(thresholdPercent: 90);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
// No observable crossing, so this session takes the explicit mark.
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(client.markWatchedCalls, ['42']);
expect(promotions, hasLength(1));
});
test('a failed explicit mark leaves the patch owed', () async {
final promotions = listenForPromotions();
final watched = listenForWatchedEvents();
final client = _ScrobblePreciseClient(thresholdPercent: 90, failScrobbleFirstTime: true);
final player = _FakePlayer(position: const Duration(seconds: 95), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(client: client, metadata: _meta(), player: player, isOffline: false);
addTearDown(tracker.dispose);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
// The crossing latched locally, so there is a patch to leave owed.
expect(watched, hasLength(1));
// The write never landed, so nothing may retire the local patch.
expect(promotions, isEmpty);
});
test('a re-armed session does not promote off the previous stop', () async {
final promotions = listenForPromotions();
final client = _StopMarksWatchedClient();
final player = _FakePlayer(position: const Duration(seconds: 10), duration: const Duration(seconds: 100));
final tracker = PlaybackProgressTracker(
client: client,
metadata: testMediaItem(
id: '42',
backend: MediaBackend.jellyfin,
kind: MediaKind.movie,
serverId: ServerId('srv'),
),
player: player,
isOffline: false,
);
addTearDown(tracker.dispose);
await tracker.sendProgress('playing');
player.position = const Duration(seconds: 95);
await tracker.sendProgress('stopped');
await Future<void>.delayed(Duration.zero);
expect(promotions, hasLength(1));
// A new server-side session must earn its own delivered stop.
tracker.resumeAfterStoppedReport();
await Future<void>.delayed(Duration.zero);
expect(promotions, hasLength(1));
});
});
}
/// A more precise fake than [_FakePlexClient]: lets the test independently
/// fail the scrobble (markWatched) without touching the progress signals.
class _ScrobblePreciseClient with PlaybackReportRecorder implements PlexClient {
_ScrobblePreciseClient({this.thresholdPercent = 90, this.failScrobbleFirstTime = false});
final int thresholdPercent;
/// markWatchedFromPlaybackStop resolves the event's cacheServerId from
/// [serverId] after the transport call — without this override the
/// notify step throws NoSuchMethodError and a successful markWatched
/// still registers as a failed scrobble.
@override
ServerId get serverId => ServerId('scrobbler');
@override
PlexProfileScopeId profileScopeId = buildPlexProfileScopeId(serverId: ServerId('scrobbler'), profileId: 'profile-a');
@override
String get scopedServerId => profileScopeId;
@override
int get watchedThresholdPercent => thresholdPercent;
@override
double get watchedThreshold => thresholdPercent / 100.0;
@override
bool get marksWatchedOnPlaybackStopped => false;
bool failScrobbleFirstTime;
int markWatchedAttempts = 0;
int markWatchedSuccesses = 0;
/// When set, [markWatched] blocks on this so a test can observe whether the
/// caller awaits the mark.
Completer<void>? markGate;
@override
Future<void> updateProgress(
String ratingKey, {
required int time,
required String state,
int? duration,
String? sessionIdentifier,
PlaybackReportMetadata report = const PlaybackReportMetadata.live(),
}) async {}
@override
Future<void> onPlaybackReport(PlaybackReportCall call) async {}
@override
Future<void> markWatched(MediaItem item) async {
markWatchedAttempts++;
final gate = markGate;
if (gate != null) await gate.future;
if (failScrobbleFirstTime) {
failScrobbleFirstTime = false;
throw StateError('simulated scrobble failure');
}
markWatchedSuccesses++;
}
@override
Future<void> markAsWatched(String ratingKey, {MediaItem? item}) async {
markWatchedAttempts++;
if (failScrobbleFirstTime) {
failScrobbleFirstTime = false;
throw StateError('simulated scrobble failure');
}
markWatchedSuccesses++;
}
@override
dynamic noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
}