// Copyright (c) 2014, 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

// Test that generic types in mixins are handled.

import 'package:expect/expect.dart';

class M<T> {
  var field = new A<T>();
}

class A<U> {}

class C1<V> = Object with M<V>;
class C2 = Object with M<int>;
class C3 = Object with M<String>;

main() {
  Expect.isTrue(new C1<int>().field is A<int>);
  Expect.isFalse(new C1<int>().field is A<String>);
  Expect.isFalse(new C1<String>().field is A<int>);
  Expect.isTrue(new C1<String>().field is A<String>);

  Expect.isTrue(new C2().field is A<int>);
  Expect.isFalse(new C2().field is A<String>);

  Expect.isFalse(new C3().field is A<int>);
  Expect.isTrue(new C3().field is A<String>);
}
