blob: 7049e942c2c684e52ccdffb402afc1d624941846 [file] [log] [blame]
// Copyright (c) 2017, the Dart 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.
/// @assertion Stream<FileSystemEvent> watch({
/// int events: FileSystemEvent.ALL,
/// bool recursive: false
/// })
/// Start watching the FileSystemEntity for changes.
///
/// @description Checks that this method watches the FileSystemEntity for
/// changes.
///
/// @note The test should run with the Administrator priveleges on Windows.
/// Dart API Spec reads:
/// In order to create a symbolic link on Windows, Dart must be run in
/// Administrator mode or the system must have Developer Mode enabled, otherwise
/// a FileSystemException will be raised with ERROR_PRIVILEGE_NOT_HELD set as
/// the errno when this call is made.
///
/// @author sgrekhov@unipro.ru
/// @issue 30918
import "dart:io";
import "dart:async";
import "../../../Utils/expect.dart";
import "../file_utils.dart";
main() async {
await inSandbox(_main);
}
_main(Directory sandbox) async {
Directory target = getTempDirectorySync(parent: sandbox);
Link link = getTempLinkSync(target: target.path, parent: sandbox);
final eventCompleter = new Completer<FileSystemEvent>();
asyncStart();
StreamSubscription s = link.watch().listen((FileSystemEvent event) {
Expect.equals(FileSystemEvent.create, event.type);
eventCompleter.complete(event);
asyncEnd();
});
target.createTempSync();
await eventCompleter.future
.then((FileSystemEvent fse) async {
await s.cancel();
return eventCompleter.future;
}).timeout(Duration(seconds: eventsTimeout), onTimeout: () async {
await s.cancel();
return eventCompleter.future;
});
}