Robert Nystrom
d3904f5a54
Change-Id: I6ccbe1494165c2bda142ece13584c4738e3b43e6 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425347 Commit-Queue: Lasse Nielsen <lrn@google.com> Reviewed-by: Lasse Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
40 lines
917 B
Dart
40 lines
917 B
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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import 'package:expect/async_helper.dart';
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import 'package:expect/expect.dart';
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import 'dart:async';
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StackTrace captureStackTrace() {
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try {
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throw 0;
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} catch (e, st) {
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return st;
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}
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}
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main() {
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StackTrace trace = captureStackTrace();
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var controller;
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controller = new StreamController(
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onListen: () {
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controller.addError("error", trace);
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controller.close();
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},
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);
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asyncStart();
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var iterator = new StreamIterator(controller.stream);
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var future = iterator.moveNext();
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future.then<Null>(
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(_) {
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throw "unreachable";
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},
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onError: (e, st) {
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Expect.equals("error", e);
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Expect.identical(trace, st);
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asyncEnd();
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},
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);
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}
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