| |
| // @dart = 2.9 |
| library fileapi; |
| |
| import 'dart:async'; |
| import 'dart:html'; |
| |
| import 'package:async_helper/async_helper.dart'; |
| import 'package:async_helper/async_minitest.dart'; |
| |
| |
| Future<FileSystem> _fileSystem; |
| |
| Future<FileSystem> get fileSystem async { |
| if (_fileSystem != null) return _fileSystem; |
| |
| _fileSystem = window.requestFileSystem(100); |
| |
| var fs = await _fileSystem; |
| expect(fs != null, true); |
| expect(fs.root != null, true); |
| expect(fs.runtimeType, FileSystem); |
| expect(fs.root.runtimeType, DirectoryEntry); |
| |
| return _fileSystem; |
| } |
| |
| main() { |
| test('supported', () { |
| expect(FileSystem.supported, true); |
| }); |
| |
| test('requestFileSystem', () async { |
| var expectation = FileSystem.supported ? returnsNormally : throws; |
| expect(() async { |
| var fs = await fileSystem; |
| expect(fs.root != null, true); |
| }, expectation); |
| }); |
| } |
| |