Srujan Gaddam
364db086ef
Change-Id: I4c653fcac0f0a2c5ff7dc5b00f794fba4c3fc028 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140647 Reviewed-by: Bob Nystrom <rnystrom@google.com>
39 lines
969 B
Dart
39 lines
969 B
Dart
// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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library fileapi;
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import 'dart:async';
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import 'dart:html';
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import 'package:async_helper/async_helper.dart';
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import 'package:async_helper/async_minitest.dart';
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Future<FileSystem>? _fileSystem;
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Future<FileSystem> get fileSystem async {
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if (_fileSystem != null) return _fileSystem!;
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_fileSystem = window.requestFileSystem(100);
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var fs = await _fileSystem!;
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expect(fs.runtimeType, FileSystem);
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expect(fs.root.runtimeType, DirectoryEntry);
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return _fileSystem!;
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}
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main() {
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test('supported', () {
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expect(FileSystem.supported, true);
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});
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test('requestFileSystem', () async {
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var expectation = FileSystem.supported ? returnsNormally : throws;
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expect(() async {
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var fs = await fileSystem;
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}, expectation);
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});
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}
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