LanguageFeatures/nnbd/weak/type_reification_A01_t04.dart

// Copyright (c) 2019, 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 All types reified in legacy libraries are reified as legacy types.
/// @description Check that runtime type of the function imported from opted to
/// legacy library can be casted correctly in opted-in code.
/// @author iarkh@unipro.ru

// Requirements=nnbd-weak

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

main() {
  var f1 = test1;
  F1 f2 = f1 as F1;
  F3<int> f3 = f2 as F3;
  Expect.throws(() { f3 as F2; });
}