|  | // 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. | 
|  | // | 
|  | // Tests socket exceptions. | 
|  |  | 
|  | // @dart = 2.9 | 
|  |  | 
|  | import "dart:async"; | 
|  | import "dart:io"; | 
|  |  | 
|  | import "package:async_helper/async_helper.dart"; | 
|  | import "package:expect/expect.dart"; | 
|  |  | 
|  | void unknownHostTest() { | 
|  | asyncStart(); | 
|  | Socket | 
|  | .connect("hede.hule.hest", 1234) | 
|  | .then((socket) => Expect.fail("Connection completed")) | 
|  | .catchError((e) => asyncEnd(), test: (e) => e is SocketException); | 
|  | } | 
|  |  | 
|  | main() { | 
|  | asyncStart(); | 
|  | unknownHostTest(); | 
|  | asyncEnd(); | 
|  | } |