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// 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.
// Dart test program for constructors and initializers.
// @dart = 2.9
// Check function subtyping of type arguments.
import 'package:expect/expect.dart';
class C<T> {}
class I {}
class J extends I {}
typedef void f1(C<J> c);
typedef void f2(C<I> c);
main() {
Expect.isFalse(new C<f1>() is C<f2>);
Expect.isTrue(new C<f2>() is C<f1>);
}