tests/standalone/io/socket_connect_timeout_test.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.
//
// VMOptions=
// VMOptions=--short_socket_read
// VMOptions=--short_socket_write
// VMOptions=--short_socket_read --short_socket_write

import "dart:async";
import "dart:io";

import "package:expect/async_helper.dart";
import "package:expect/expect.dart";

void main() {
  asyncStart();
  Duration timeout = new Duration(milliseconds: 0);
  // TODO(https://github.com/dart-lang/sdk/issues/60246): ensure that the
  // exception was really caused by a timeout.
  Socket.connect("8.8.8.7", 80, timeout: timeout)
      .then((socket) {
        Expect.fail("Unexpected connection made.");
        asyncEnd();
      })
      .catchError((e) {
        Expect.isTrue(e is SocketException);
        asyncEnd();
      });
}