загрзука клиента и хэширование

2026-03-22 02:00:47 +04:00
parent 73d8798bb9
commit f0463f8cff
9 changed files with 1239 additions and 97 deletions
@@ -0,0 +1,148 @@
+import 'dart:io';
+import 'dart:convert';
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:moonwell_launcher/config.dart';
+import 'package:moonwell_launcher/features/launcher/data/game_installation_service.dart';
+import 'package:moonwell_launcher/features/launcher/domain/entities/client_hash_entry.dart';
+import 'package:moonwell_launcher/features/launcher/domain/entities/launcher_exception.dart';
+
+void main() {
+  group('GameInstallationService', () {
+    late Directory rootDirectory;
+    late GameInstallationService service;
+
+    setUp(() async {
+      service = GameInstallationService();
+      rootDirectory = await Directory.systemTemp.createTemp(
+        'moonwell_launcher_',
+      );
+
+      await File(
+        '${rootDirectory.path}${Platform.pathSeparator}Wow.exe',
+      ).writeAsString('wow');
+      await Directory(
+        '${rootDirectory.path}${Platform.pathSeparator}Data',
+      ).create(recursive: true);
+      await File(
+        '${rootDirectory.path}${Platform.pathSeparator}Data${Platform.pathSeparator}common.MPQ',
+      ).writeAsString('data');
+
+      await Directory(
+        '${rootDirectory.path}${Platform.pathSeparator}Cache',
+      ).create(recursive: true);
+      await File(
+        '${rootDirectory.path}${Platform.pathSeparator}Cache${Platform.pathSeparator}cache.bin',
+      ).writeAsString('cache');
+
+      await Directory(
+        '${rootDirectory.path}${Platform.pathSeparator}Logs',
+      ).create(recursive: true);
+      await File(
+        '${rootDirectory.path}${Platform.pathSeparator}Logs${Platform.pathSeparator}launcher.log',
+      ).writeAsString('log');
+    });
+
+    tearDown(() async {
+      if (await rootDirectory.exists()) {
+        await rootDirectory.delete(recursive: true);
+      }
+    });
+
+    test('scanInstallation ignores excluded directories', () async {
+      final snapshot = await service.scanInstallation(rootDirectory.path);
+      final paths = snapshot.files.map((file) => file.path).toList()..sort();
+
+      expect(paths, ['Data/common.MPQ', 'Wow.exe']);
+      expect(snapshot.buildHash, computeBuildHash(snapshot.files));
+    });
+
+    test(
+      'scanInstallation creates launcher hash cache outside verification set',
+      () async {
+        await service.scanInstallation(rootDirectory.path);
+
+        final cacheFile = File(service.getHashCachePath(rootDirectory.path));
+        expect(await cacheFile.exists(), isTrue);
+
+        final secondSnapshot = await service.scanInstallation(
+          rootDirectory.path,
+        );
+        final paths = secondSnapshot.files.map((file) => file.path).toList()
+          ..sort();
+
+        expect(paths, ['Data/common.MPQ', 'Wow.exe']);
+        expect(
+          await Directory(
+            '${rootDirectory.path}${Platform.pathSeparator}${Config.launcherMetadataDirectoryName}',
+          ).exists(),
+          isTrue,
+        );
+      },
+    );
+
+    test(
+      'scanInstallation reuses cached hash when file metadata did not change',
+      () async {
+        await service.scanInstallation(rootDirectory.path);
+
+        final cacheFile = File(service.getHashCachePath(rootDirectory.path));
+        final cacheJson =
+            jsonDecode(await cacheFile.readAsString()) as Map<String, dynamic>;
+        final entries = (cacheJson['entries'] as Map).cast<String, dynamic>();
+
+        entries['Wow.exe'] = {
+          'size': 3,
+          'modifiedMs': await File(
+            '${rootDirectory.path}${Platform.pathSeparator}Wow.exe',
+          ).lastModified().then((value) => value.millisecondsSinceEpoch),
+          'sha256': 'cached-wow-hash',
+        };
+
+        await cacheFile.writeAsString(
+          jsonEncode({'version': 1, 'entries': entries}),
+          flush: true,
+        );
+
+        final snapshot = await service.scanInstallation(rootDirectory.path);
+        final wowFile = snapshot.files.firstWhere(
+          (file) => file.path == 'Wow.exe',
+        );
+
+        expect(wowFile.sha256, 'cached-wow-hash');
+      },
+    );
+
+    test('clearCache recreates an empty cache directory', () async {
+      await service.clearCache(rootDirectory.path);
+
+      final cacheDirectory = Directory(
+        '${rootDirectory.path}${Platform.pathSeparator}Cache',
+      );
+
+      expect(await cacheDirectory.exists(), isTrue);
+      expect(await cacheDirectory.list().isEmpty, isTrue);
+    });
+
+    test('ensureParentDirectoryExists creates nested directories', () async {
+      final tempPath =
+          '${rootDirectory.path}${Platform.pathSeparator}Data${Platform.pathSeparator}patches${Platform.pathSeparator}common-2.MPQ.moonwell.part';
+
+      await service.ensureParentDirectoryExists(tempPath);
+
+      expect(
+        await Directory(
+          '${rootDirectory.path}${Platform.pathSeparator}Data${Platform.pathSeparator}patches',
+        ).exists(),
+        isTrue,
+      );
+    });
+
+    test('resolveClientPath rejects path traversal', () {
+      expect(
+        () => service.resolveClientPath(rootDirectory.path, '../evil.txt'),
+        throwsA(isA<LauncherSyncException>()),
+      );
+    });
+  });
+}