| // Copyright (c) 2017, 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 prototest; |
| |
| import 'package:js/js.dart'; |
| import 'package:expect/expect.dart'; |
| |
| @JS('window.ArrayBuffer') |
| external Class get arrayBufferClass; |
| |
| @JS('Function') |
| class Class { |
| external dynamic get prototype; |
| external Constructor get constructor; |
| external String get name; |
| } |
| |
| class Normal { |
| int prototype = 42; |
| Normal constructor() { |
| return this; |
| } |
| |
| int operator [](int i) => prototype; |
| } |
| |
| @JS() |
| class Constructor { |
| external String get name; |
| } |
| |
| void main() { |
| Expect.isTrue(arrayBufferClass.prototype != null); |
| var normal = new Normal(); |
| Expect.equals(42, normal.prototype); |
| Expect.equals(42, normal[0]); |
| Expect.isTrue(arrayBufferClass.constructor != null); |
| Expect.isTrue(arrayBufferClass.constructor is Function); |
| Expect.isTrue(arrayBufferClass.constructor is Constructor); |
| Expect.equals("ArrayBuffer", arrayBufferClass.name); |
| Expect.equals("Function", arrayBufferClass.constructor.name); |
| |
| Expect.isTrue(normal.constructor is Function); |
| Expect.equals(normal, normal.constructor()); |
| } |