// Copyright (c) 2018, 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 = 2.7

// dart2jsOptions=--strong

import 'package:expect/expect.dart';

class Class1<S> {
  Class1();

  T method1a<T>() => null;

  T method1b<T>() => null;

  T method2<T>(T t, String s) => t;
}

class Class2<T> {
  Class2();
}

main() {
  var c = new Class1<int>();

  Expect.isTrue(c.method1a.runtimeType == c.method1b.runtimeType);
  Expect.isFalse(c.method1a.runtimeType == c.method2.runtimeType);
  new Class2<int>();
}
