// 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 Let C be a class, let A be a superclass of C, and let S1...Sk
/// be superclasses of C that are also subclasses of A. C inherits all
/// accessible instance members of A that have not been overridden by a
/// declaration in C or in at least one of S1...Sk.
/// A class may override instance members that would otherwise have been
/// inherited from its superclass.
/// @description Checks that static members are not inherited. Test type aliases
/// @author sgrekhov@unipro.ru

// SharedOptions=--enable-experiment=nonfunction-type-aliases

class S {
  static var v;
  static int i = 0;
  static method() {}
  static int iMethod() { return 1; }
}
typedef SAlias = S;

class C extends SAlias {
}

main() {
  var c = new C();
  c.v;
//  ^
// [analyzer] unspecified
// [cfe] unspecified
  c.i;
//  ^
// [analyzer] unspecified
// [cfe] unspecified
  c.method();
//  ^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
  c.iMethod();
//  ^^^^^^^
// [analyzer] unspecified
// [cfe] unspecified
}
