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Side by Side Diff: tests/lib_strong/async/stack_trace14_test.dart

Issue 2802973005: Migrate async tests to strong (Closed)
Patch Set: Created 3 years, 8 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4
5 import 'package:expect/expect.dart';
6 import 'package:async_helper/async_helper.dart';
7 import 'dart:async';
8
9 StackTrace captureStackTrace() {
10 try {
11 throw 0;
12 } catch (e, st) {
13 return st;
14 }
15 }
16
17 main() {
18 StackTrace trace = captureStackTrace();
19 asyncStart();
20 var f = new Future(() => 499);
21 f.then((_) => new Future.error("e", trace))
22 .then((_) { throw "Unreachable"; },
23 onError: (e, st) {
24 Expect.equals("e", e);
25 Expect.identical(trace, st);
26 asyncEnd();
27 });
28 }
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