| // Copyright (c) 2020, 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 'dart:async'; |
| import 'dart:isolate'; |
| |
| import 'package:expect/expect.dart'; |
| |
| class A<T> {} |
| |
| main(args) async { |
| final x = A<void Function()>(); |
| |
| { |
| final caughtErrorCompleter = Completer<String>(); |
| await runZonedGuarded(() { |
| Isolate.spawn(isolate, x); |
| }, (e, s) { |
| caughtErrorCompleter.complete(e.toString()); |
| }); |
| Expect.equals( |
| await caughtErrorCompleter.future, |
| "Invalid argument(s): Illegal argument in isolate message : " |
| "(object is a FunctionType)"); |
| } |
| |
| void genericFunc<T>() async { |
| final y = A<void Function(T)>(); |
| final caughtErrorCompleter = Completer<String>(); |
| await runZoned(() { |
| Isolate.spawn(isolate, y); |
| }, onError: (e) { |
| caughtErrorCompleter.complete(e.toString()); |
| }); |
| Expect.equals( |
| await caughtErrorCompleter.future, |
| "Invalid argument(s): Illegal argument in isolate message : " |
| "(object is a FunctionType)"); |
| } |
| |
| await genericFunc<int>(); |
| } |
| |
| void isolate(A foo) async { |
| print('Tick: ${foo}'); |
| } |