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2026-10-15 20:36:59 +08:00
commit 6bf949949c
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+// 观看去重存储单测：mark/contains 与跨日 key 惰性清理
+import 'package:flutter_test/flutter_test.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import 'package:video_app/core/storage/watch_dedup_store.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  Future<SharedPreferences> setupPrefs(Map<String, Object> initial) async {
+    SharedPreferences.setMockInitialValues(initial);
+    final prefs = await SharedPreferences.getInstance();
+    WatchDedupStore.initForTest(prefs);
+    return prefs;
+  }
+
+  group('WatchDedupStore', () {
+    test('markWatched 后 hasWatched 为 true，未标记为 false', () async {
+      await setupPrefs(const {});
+      final store = WatchDedupStore.I;
+
+      expect(store.hasWatched(101), isFalse);
+      await store.markWatched(101);
+      expect(store.hasWatched(101), isTrue);
+      expect(store.hasWatched(102), isFalse);
+    });
+
+    test('重复标记不产生重复记录', () async {
+      final prefs = await setupPrefs(const {});
+      final store = WatchDedupStore.I;
+
+      await store.markWatched(101);
+      await store.markWatched(101);
+
+      final key = prefs.getKeys().firstWhere((k) => k.startsWith('watch_'));
+      expect(prefs.getStringList(key), ['101']);
+    });
+
+    test('complete 与 watch 相互独立', () async {
+      await setupPrefs(const {});
+      final store = WatchDedupStore.I;
+
+      await store.markWatched(101);
+      expect(store.hasCompleted(101), isFalse);
+      await store.markCompleted(101);
+      expect(store.hasCompleted(101), isTrue);
+    });
+
+    test('访问时惰性清理非今日 key', () async {
+      final prefs = await setupPrefs(const {
+        'watch_20200101': ['1', '2'],
+        'complete_20200101': ['3'],
+        'other_key': 'keep',
+      });
+      final store = WatchDedupStore.I;
+
+      // 触发清理
+      store.hasWatched(999);
+      store.hasCompleted(999);
+
+      expect(prefs.getKeys().contains('watch_20200101'), isFalse);
+      expect(prefs.getKeys().contains('complete_20200101'), isFalse);
+      // 无关 key 不受影响
+      expect(prefs.getString('other_key'), 'keep');
+    });
+
+    test('陈旧数据不会命中今日去重', () async {
+      await setupPrefs(const {
+        'watch_20200101': ['101'],
+      });
+      final store = WatchDedupStore.I;
+
+      expect(store.hasWatched(101), isFalse);
+    });
+  });
+}