// 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.

// TODO(51557): Decide if the mixins being applied in this test should be
// "mixin", "mixin class" or the test should be left at 2.19.
// @dart=2.19

import "package:expect/expect.dart";

class Base {
  int? i, j;
  Base.ctor(
      int? this.i,
            [ //                 //# 01: ok
      int? this.j
            ] //                 //# 01: continued
      );
}

abstract class M {
  int? get i;
  int? get j;
  int k = 42;
  foo() => i! + j!;
}

class C extends Base with M {
  int l = 131;
  C.foo() : super.ctor(1, 13);
  C.bar() : super.ctor(1); //    //# 01: continued
}

main() {
  C c1 = new C.foo();
  Expect.equals(1, c1.i);
  Expect.equals(13, c1.j);
  Expect.equals(14, c1.foo());
  Expect.equals(42, c1.k);
  Expect.equals(131, c1.l);
  C c2 = new C.bar(); //         //# 01: continued
}