Initial commit

2026-07-14 11:11:36 +08:00
commit 656499cf94
604 changed files with 119518 additions and 0 deletions
@@ -0,0 +1,107 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:smplayer/core/contracts/playback.dart';
+import 'package:smplayer/features/player/session/initial_subtitle_resolver.dart';
+import 'package:smplayer/providers/subtitle_settings_provider.dart';
+
+const subtitles = <EmbySubtitleTrack>[
+  EmbySubtitleTrack(index: 2, language: 'chi', title: '简体中文'),
+  EmbySubtitleTrack(index: 3, language: 'eng', title: 'English'),
+];
+
+RememberedSubtitleTrack rememberedSubtitle({
+  int streamIndex = 2,
+  String? language,
+  String? title,
+}) {
+  return RememberedSubtitleTrack(
+    streamIndex: streamIndex,
+    language: language,
+    title: title,
+    updatedAt: DateTime(2026),
+  );
+}
+
+InitialSubtitleSelection resolveSelection({
+  List<EmbySubtitleTrack> availableSubtitles = subtitles,
+  int? preferredSubtitleStreamIndex,
+  int? defaultSubtitleStreamIndex,
+  RememberedSubtitleTrack? remembered,
+}) {
+  return resolveInitialSubtitleSelection(
+    subtitles: availableSubtitles,
+    preferredSubtitleStreamIndex: preferredSubtitleStreamIndex,
+    defaultSubtitleStreamIndex: defaultSubtitleStreamIndex,
+    rememberedSubtitle: remembered,
+  );
+}
+
+void main() {
+  test('显式 route 轨优先于记忆与服务器默认轨', () {
+    final selection = resolveSelection(
+      preferredSubtitleStreamIndex: 3,
+      defaultSubtitleStreamIndex: 2,
+      remembered: rememberedSubtitle(streamIndex: 2),
+    );
+
+    expect(selection.type, InitialSubtitleSelectionType.track);
+    expect(selection.track?.index, 3);
+  });
+
+  test('route -1 且没有记忆时禁用字幕', () {
+    final selection = resolveSelection(
+      preferredSubtitleStreamIndex: -1,
+      defaultSubtitleStreamIndex: 2,
+    );
+
+    expect(selection.type, InitialSubtitleSelectionType.disabled);
+    expect(selection.track, isNull);
+  });
+
+  test('禁用字幕记忆优先于 route -1 与服务器默认轨', () {
+    final selection = resolveSelection(
+      preferredSubtitleStreamIndex: -1,
+      defaultSubtitleStreamIndex: 2,
+      remembered: RememberedSubtitleTrack(
+        streamIndex: -1,
+        updatedAt: DateTime(2026),
+      ),
+    );
+
+    expect(selection.type, InitialSubtitleSelectionType.disabled);
+  });
+
+  test('跨集记忆按语言与标题匹配可用轨', () {
+    final selection = resolveSelection(
+      defaultSubtitleStreamIndex: 3,
+      remembered: rememberedSubtitle(
+        streamIndex: 99,
+        language: 'CHI',
+        title: '简体中文',
+      ),
+    );
+
+    expect(selection.type, InitialSubtitleSelectionType.track);
+    expect(selection.track?.index, 2);
+  });
+
+  test('记忆未命中时回落服务器默认轨', () {
+    final selection = resolveSelection(
+      defaultSubtitleStreamIndex: 3,
+      remembered: rememberedSubtitle(
+        streamIndex: 99,
+        language: 'jpn',
+        title: '日本語',
+      ),
+    );
+
+    expect(selection.type, InitialSubtitleSelectionType.track);
+    expect(selection.track?.index, 3);
+  });
+
+  test('没有 route、记忆或服务器默认轨时保持引擎状态', () {
+    final selection = resolveSelection(availableSubtitles: const []);
+
+    expect(selection.type, InitialSubtitleSelectionType.unchanged);
+    expect(selection.track, isNull);
+  });
+}