Leaf Petersen
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>
68 lines
1.7 KiB
Dart
68 lines
1.7 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 'dart:async';
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import 'package:async_helper/async_helper.dart';
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import 'catch_errors.dart';
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main() {
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asyncStart();
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Completer done = new Completer();
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// Make sure that the zones use the scheduleMicrotask of their zones.
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int scheduleMicrotaskCount = 0;
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Completer completer;
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Completer completer2;
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Future future;
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Future future2;
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runZonedScheduleMicrotask(() {
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completer = new Completer();
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completer.complete(499);
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completer2 = new Completer.sync();
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completer2.complete(-499);
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future = new Future.value(42);
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future2 = new Future.error(11);
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}, onScheduleMicrotask: (f) {
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scheduleMicrotaskCount++;
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scheduleMicrotask(f);
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});
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int openCallbackCount = 0;
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openCallbackCount++;
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completer.future.then((x) {
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Expect.equals(499, x);
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openCallbackCount--;
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if (openCallbackCount == 0) done.complete();
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});
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openCallbackCount++;
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completer2.future.then((x) {
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Expect.equals(-499, x);
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openCallbackCount--;
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if (openCallbackCount == 0) done.complete();
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});
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openCallbackCount++;
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future.then((x) {
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Expect.equals(42, x);
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openCallbackCount--;
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if (openCallbackCount == 0) done.complete();
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});
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openCallbackCount++;
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future2.catchError((x) {
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Expect.equals(11, x);
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openCallbackCount--;
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if (openCallbackCount == 0) done.complete();
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});
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done.future.whenComplete(() {
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Expect.equals(4, scheduleMicrotaskCount);
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asyncEnd();
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});
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}
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