| /* |
| * Copyright (c) 2018, 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. |
| */ |
| /** |
| * @assertion bool supportsAnsiEscapes |
| * Whether connected to a terminal that supports ANSI escape sequences. |
| * @description Checks that [supportsAnsiExcapes] is a read-only property. |
| * @author iarkh@unipro.ru |
| */ |
| import "../../../Utils/expect.dart"; |
| import "dart:io"; |
| |
| main(List<String> args) { |
| dynamic check = stdin; |
| Expect.throws(() { check.supportsAnsiEscapes = true; }, |
| (e) => e is NoSuchMethodError); |
| } |