// Copyright (c) 2011, 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 Undocumented
/// @description Checks that this method causes no error and the result is not
/// null and is indeed a String.
/// @author rodionov

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

main() {
  dynamic i = true;
  try {
    int x = i;
    Expect.fail("TypeError expected");
  } on TypeError catch(e) {
    Expect.isTrue(e.toString() != null);
    Expect.isTrue(e.toString() is String);
  } on CastError catch(e) {
    Expect.isTrue(e.toString() != null);
    Expect.isTrue(e.toString() is String);
  }
}
