| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'dart:io'; |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:integration_test/integration_test.dart'; |
| import 'package:path_provider/path_provider.dart'; |
| |
| void main() { |
| IntegrationTestWidgetsFlutterBinding.ensureInitialized(); |
| |
| testWidgets('getTemporaryDirectory', (WidgetTester tester) async { |
| final Directory result = await getTemporaryDirectory(); |
| _verifySampleFile(result, 'temporaryDirectory'); |
| }); |
| |
| testWidgets('getApplicationDocumentsDirectory', (WidgetTester tester) async { |
| final Directory result = await getApplicationDocumentsDirectory(); |
| _verifySampleFile(result, 'applicationDocuments'); |
| }); |
| |
| testWidgets('getApplicationSupportDirectory', (WidgetTester tester) async { |
| final Directory result = await getApplicationSupportDirectory(); |
| _verifySampleFile(result, 'applicationSupport'); |
| }); |
| |
| testWidgets('getApplicationCacheDirectory', (WidgetTester tester) async { |
| final Directory result = await getApplicationCacheDirectory(); |
| _verifySampleFile(result, 'applicationCache'); |
| }); |
| |
| testWidgets('getLibraryDirectory', (WidgetTester tester) async { |
| if (Platform.isIOS) { |
| final Directory result = await getLibraryDirectory(); |
| _verifySampleFile(result, 'library'); |
| } else if (Platform.isAndroid) { |
| final Future<Directory?> result = getLibraryDirectory(); |
| expect(result, throwsA(isInstanceOf<UnsupportedError>())); |
| } |
| }); |
| |
| testWidgets('getExternalStorageDirectory', (WidgetTester tester) async { |
| if (Platform.isIOS) { |
| final Future<Directory?> result = getExternalStorageDirectory(); |
| expect(result, throwsA(isInstanceOf<UnsupportedError>())); |
| } else if (Platform.isAndroid) { |
| final Directory? result = await getExternalStorageDirectory(); |
| _verifySampleFile(result, 'externalStorage'); |
| } |
| }); |
| |
| testWidgets('getExternalCacheDirectories', (WidgetTester tester) async { |
| if (Platform.isIOS) { |
| final Future<List<Directory>?> result = getExternalCacheDirectories(); |
| expect(result, throwsA(isInstanceOf<UnsupportedError>())); |
| } else if (Platform.isAndroid) { |
| final List<Directory>? directories = await getExternalCacheDirectories(); |
| expect(directories, isNotNull); |
| for (final Directory result in directories!) { |
| _verifySampleFile(result, 'externalCache'); |
| } |
| } |
| }); |
| |
| final List<StorageDirectory?> allDirs = <StorageDirectory?>[ |
| null, |
| StorageDirectory.music, |
| StorageDirectory.podcasts, |
| StorageDirectory.ringtones, |
| StorageDirectory.alarms, |
| StorageDirectory.notifications, |
| StorageDirectory.pictures, |
| StorageDirectory.movies, |
| ]; |
| |
| for (final StorageDirectory? type in allDirs) { |
| testWidgets('getExternalStorageDirectories (type: $type)', |
| (WidgetTester tester) async { |
| if (Platform.isIOS) { |
| final Future<List<Directory>?> result = getExternalStorageDirectories(); |
| expect(result, throwsA(isInstanceOf<UnsupportedError>())); |
| } else if (Platform.isAndroid) { |
| final List<Directory>? directories = |
| await getExternalStorageDirectories(type: type); |
| expect(directories, isNotNull); |
| for (final Directory result in directories!) { |
| _verifySampleFile(result, '$type'); |
| } |
| } |
| }); |
| } |
| |
| testWidgets('getDownloadsDirectory', (WidgetTester tester) async { |
| if (Platform.isAndroid) { |
| final Future<Directory?> result = getDownloadsDirectory(); |
| expect(result, throwsA(isInstanceOf<UnsupportedError>())); |
| } else { |
| final Directory? result = await getDownloadsDirectory(); |
| // On recent versions of macOS, actually using the downloads directory |
| // requires a user prompt (so will fail on CI), and on some platforms the |
| // directory may not exist. Instead of verifying that it exists, just |
| // check that it returned a path. |
| expect(result?.path, isNotEmpty); |
| } |
| }); |
| } |
| |
| /// Verify a file called [name] in [directory] by recreating it with test |
| /// contents when necessary. |
| void _verifySampleFile(Directory? directory, String name) { |
| expect(directory, isNotNull); |
| if (directory == null) { |
| return; |
| } |
| final File file = File('${directory.path}/$name'); |
| |
| if (file.existsSync()) { |
| file.deleteSync(); |
| expect(file.existsSync(), isFalse); |
| } |
| |
| file.writeAsStringSync('Hello world!'); |
| expect(file.readAsStringSync(), 'Hello world!'); |
| expect(directory.listSync(), isNotEmpty); |
| file.deleteSync(); |
| } |