// 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 = 2.9

/// @assertion A mixin declaration defines an interface. The interface for this
/// mixin declaration is equivalent to the interface of the class declared as:
///  abstract class A<X extends S, Y extends T> extends A$super<X, Y>
///    implements D, E { body' }
/// where body' contains abstract declarations corresponding to the instance
/// members of body of the mixin A.
/// It is a compile time error for the mixin declaration if this class
/// declarations would not be valid.
///
/// @description Checks that it is a compile-time error for the mixin declaration
/// if classes from on clause and implements clause are not compatible.
/// @author ngl@unipro.ru

abstract class I1<X extends List<int>> {
  X get n;
}
abstract class I2<Y extends List<double>> {
  Y n(Y p);
}
abstract class I3<Y extends List<double>, X extends List<int>> {
  Y n(X p);
}
class J {}

class B {}
abstract class C1<Y extends List<double>> {
  Y get n;
}
abstract class C2<X extends List<int>> {
  X n(X p);
}
abstract class C3<Y extends List<double>> {
  Y n(Y p1, Y p2);
}

// The same name getters with different return types
mixin M1 on B, C1 implements I1, J {}
//    ^^
// [analyzer] unspecified
// [cfe] unspecified

// The same name getter and method with the same return types
mixin M2 on B, C2 implements I1, J {}
//    ^^
// [analyzer] unspecified
// [cfe] unspecified

// The same name methods with different return types
mixin M3 on B, C2 implements I2, J {}
//    ^^
// [analyzer] unspecified
// [cfe] unspecified

// The methods with the same return types and different parameters number
mixin M4 on B, C3 implements I3, J {}
//    ^^
// [analyzer] unspecified
// [cfe] unspecified

main() {
}
