dart-sdk/tests/lib/async/stack_trace08_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

34 lines
957 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() {
Completer completer = new Completer();
StackTrace trace = captureStackTrace();
asyncStart();
completer.future.whenComplete(() => 499).then<Null>((_) {
throw "should never be reached";
}).catchError((e, st) {
Expect.equals("c-error", e);
Expect.identical(trace, st);
// Test the rethrowing the same error keeps the stack trace.
throw e;
}).catchError((e, st) {
Expect.equals("c-error", e);
Expect.identical(trace, st);
asyncEnd();
});
completer.completeError("c-error", trace);
}