dart-sdk/tests/lib/async/stack_trace15_test.dart
Johnni Winther 4150349c7c [cfe] Handle throw in return type inference
Closes #41156

Change-Id: I6f5360ccf3f05c2f59de5db703d90431e0d61e7c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141100
Commit-Queue: Johnni Winther <johnniwinther@google.com>
Reviewed-by: Dmitry Stefantsov <dmitryas@google.com>
2020-03-27 15:59:27 +00:00

33 lines
821 B
Dart

// Copyright (c) 2013, 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.
import 'package:expect/expect.dart';
import 'package:async_helper/async_helper.dart';
import 'dart:async';
StackTrace captureStackTrace() {
try {
throw 0;
} catch (e, st) {
return st;
}
}
main() {
StackTrace trace = captureStackTrace();
asyncStart();
var f = new Future(() => 499);
f
.then((_) => new Future.error("e", trace))
.whenComplete(() => 499)
.then<Null>((_) {
throw "should never be reached";
}).then<Null>((_) {
throw "Unreachable";
}, onError: (e, st) {
Expect.equals("e", e);
Expect.identical(trace, st);
asyncEnd();
});
}