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b101a7d002
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>
43 lines
1.2 KiB
Dart
43 lines
1.2 KiB
Dart
// Copyright (c) 2013, 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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// @dart = 2.9
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import 'package:expect/expect.dart';
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import 'package:async_helper/async_helper.dart';
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import 'dart:async';
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testEmptyZoneSpecification() {
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Expect.identical(Zone.root, Zone.current);
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Zone forked = Zone.current.fork();
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Expect.isFalse(identical(Zone.root, forked));
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asyncStart();
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bool timerDidRun = false;
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forked.createTimer(const Duration(milliseconds: 20), () {
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// The createTimer function on the Zone binds the closures.
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Expect.identical(forked, Zone.current);
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timerDidRun = true;
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asyncEnd();
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});
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Expect.identical(Zone.root, Zone.current);
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asyncStart();
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int periodicTimerCount = 0;
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forked.createPeriodicTimer(const Duration(milliseconds: 20), (Timer timer) {
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periodicTimerCount++;
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if (periodicTimerCount == 4) {
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timer.cancel();
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asyncEnd();
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}
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// The createPeriodicTimer function on the Zone binds the closures.
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Expect.identical(forked, Zone.current);
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});
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Expect.identical(Zone.root, Zone.current);
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}
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main() {
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testEmptyZoneSpecification();
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}
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