Files
sdk/tests/lib_2/html/fileapi_supported_test.dart
T
Leaf Petersen b101a7d002 Add language versions to _2 test libraries
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Leaf Petersen <leafp@google.com>
2021-04-26 17:58:57 +00:00

42 lines
864 B
Dart

// @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);
});
}