blob: 74a6180890f9e7ca08a2306a0f2b55a8e915dd8a [file] [log] [blame]
// 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();
StackTrace whenCompleteStackTrace;
asyncStart();
completer.future.whenComplete(() {
throw "other_error";
}).then((_) {
throw "should never be reached";
}).catchError((e, st) {
Expect.equals("other_error", e);
Expect.isNotNull(st);
Expect.isFalse(identical(trace, st));
whenCompleteStackTrace = st;
// Test the rethrowing the same error keeps the stack trace.
throw e;
}).catchError((e, st) {
Expect.equals("other_error", e);
Expect.identical(whenCompleteStackTrace, st);
asyncEnd();
});
completer.completeError("c-error", trace);
}