| // Copyright (c) 2020, 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 |
| |
| @JS() |
| library instanceof_test; |
| |
| import 'package:js/js.dart'; |
| import 'package:expect/expect.dart'; |
| import 'dart:js_util'; |
| |
| @JS() |
| external void eval(String code); |
| |
| @JS('Class') |
| class Class { |
| external Class(); |
| external Constructor get constructor; |
| } |
| |
| @JS() |
| class Constructor {} |
| |
| void main() { |
| eval("self.Class = function Class() {}"); |
| var o = new Class(); |
| var constructor = o.constructor; |
| Expect.isTrue(instanceof(o, constructor)); |
| } |