// 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. | |
// @dart = 2.9 | |
import "package:expect/expect.dart"; | |
class M1 { | |
foo() => 42; | |
} | |
class M2 = Object with M1; | |
class S {} | |
class C = S with M2; | |
main() { | |
var c = new C(); | |
Expect.isTrue(c is S); | |
Expect.isTrue(c is M1); | |
Expect.isTrue(c is M2); | |
Expect.isTrue(c is C); | |
Expect.equals(42, c.foo()); | |
} |