| // Copyright 2019, the Chromium project authors. Please see the AUTHORS file |
| // for details. 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:path_provider/path_provider.dart'; |
| import 'package:e2e/e2e.dart'; |
| |
| void main() { |
| E2EWidgetsFlutterBinding.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('getLibraryDirectory', (WidgetTester tester) async { |
| if (!Platform.isMacOS) { |
| return; |
| } |
| final Directory result = await getLibraryDirectory(); |
| _verifySampleFile(result, 'library'); |
| }); |
| } |
| |
| /// Verify a file called [name] in [directory] by recreating it with test |
| /// contents when necessary. |
| void _verifySampleFile(Directory directory, String name) { |
| 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(); |
| } |