// Copyright (c) 2016, 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.

// @dart = 2.9

/// @assertion String message
/// read-only
/// @description Checks that this property returns correct value
/// @author sgrekhov@unipro.ru

import "../../../Utils/expect.dart";

main() {
  StateError se = new StateError("State error");
  Expect.equals("State error", se.message);

  StateError se2 = new StateError("");
  Expect.equals("", se2.message);

  StateError se3 = new StateError(null);
  Expect.equals(null, se3.message);
}