feat: persist timetable and validate confirmed imports

2026-10-12 23:18:51 +08:00
parent ae8e347e49
commit 808af007a2
13 changed files with 852 additions and 0 deletions
@@ -0,0 +1,55 @@
+import 'dart:convert';
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:hepan_everyday/data/json_schedule_import.dart';
+import 'package:hepan_everyday/domain/course.dart';
+
+Map<String, dynamic> row({String id = 'a', int day = 1}) => {
+  'id': id,
+  'name': '矩阵论',
+  'teacher': '老师',
+  'room': '教室',
+  'weekday': day,
+  'startPeriod': 1,
+  'endPeriod': 2,
+  'weeks': [1, 3, 5],
+};
+String input(List<dynamic> courses, {int version = 1, bool demo = false}) =>
+    jsonEncode({'schemaVersion': version, 'isDemo': demo, 'courses': courses});
+void main() {
+  test('file import normalizes weeks and cannot claim school provenance', () {
+    final parsed = JsonScheduleImport.parse(input([row()]));
+    expect(parsed.courses, hasLength(1));
+    expect(parsed.courses.single.weeks, {1, 3, 5});
+    expect(parsed.source, CourseSource.file);
+  });
+  test('one invalid course rejects the whole draft', () {
+    expect(
+      () => JsonScheduleImport.parse(input([row(), row(id: 'b', day: 8)])),
+      throwsFormatException,
+    );
+  });
+  test('duplicate identifiers and unsupported schema are rejected', () {
+    expect(
+      () => JsonScheduleImport.parse(input([row(), row()])),
+      throwsFormatException,
+    );
+    expect(
+      () => JsonScheduleImport.parse(input([], version: 2)),
+      throwsFormatException,
+    );
+  });
+  test('demo import is explicitly separated from real records', () {
+    expect(
+      JsonScheduleImport.parse(input([row()], demo: true)).source,
+      CourseSource.demo,
+    );
+  });
+  test('valid but oversized JSON is rejected before accepting a course', () {
+    final large = row()..['name'] = List.filled(2100000, 'x').join();
+    expect(
+      () => JsonScheduleImport.parse(input([large])),
+      throwsFormatException,
+    );
+  });
+}
@@ -0,0 +1,57 @@
+import 'dart:io';
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:hepan_everyday/data/file_snapshot_store.dart';
+import 'package:hepan_everyday/domain/app_snapshot.dart';
+import 'package:hepan_everyday/domain/app_settings.dart';
+
+import '../domain/schedule_engine_test.dart' show course;
+
+void main() {
+  late Directory directory;
+  setUp(() async {
+    directory = await Directory.systemTemp.createTemp('hepan-test-');
+  });
+  tearDown(() async {
+    await directory.delete(recursive: true);
+  });
+  test(
+    'reopening restores courses, settings and calendar identifiers',
+    () async {
+      final original = AppSnapshot(
+        settings: const AppSettings(reminderMinutes: 30),
+        courses: [course()],
+        calendarEventIds: {'math/2026-09-09': '17'},
+      );
+      await FileSnapshotStore(directory).save(original);
+      final loaded = await FileSnapshotStore(directory).load();
+      expect(loaded, isNotNull);
+      expect(loaded!.courses.single.name, '矩阵论');
+      expect(loaded.settings.reminderMinutes, 30);
+      expect(loaded.calendarEventIds, {'math/2026-09-09': '17'});
+    },
+  );
+  test(
+    'damaged snapshot reports failure instead of returning empty courses',
+    () async {
+      await File('${directory.path}/hepan_snapshot.json')
+          .writeAsString('damaged');
+      await expectLater(
+        FileSnapshotStore(directory).load(),
+        throwsFormatException,
+      );
+    },
+  );
+  test('valid previous snapshot is available for explicit recovery', () async {
+    final store = FileSnapshotStore(directory);
+    await store.save(
+      AppSnapshot(settings: const AppSettings(reminderMinutes: 15)),
+    );
+    await store.save(
+      AppSnapshot(settings: const AppSettings(reminderMinutes: 30)),
+    );
+    await File('${directory.path}/hepan_snapshot.json')
+        .writeAsString('damaged');
+    expect((await store.restoreBackup()).settings.reminderMinutes, 15);
+  });
+}