| // Copyright (c) 2015, 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. |
| |
| import "package:expect/expect.dart"; |
| // ignore: import_internal_library |
| import 'dart:_js_helper' show Native; |
| // ignore: import_internal_library |
| import 'dart:_foreign_helper' show JS; |
| |
| /*class: Purple:checks=[$isPurple]*/ |
| @Native('PPPP') |
| class Purple {} |
| |
| @Native('QQQQ') |
| class Q {} |
| |
| @NoInline() |
| makeP() => JS('returns:;creates:Purple', 'null'); |
| |
| @NoInline() |
| makeQ() => JS('Q', 'null'); |
| |
| @NoInline() |
| testNative() { |
| var x = makeP(); |
| Expect.isTrue(x is Purple); |
| x = makeQ(); |
| Expect.isFalse(x is Purple); |
| } |
| |
| main() { |
| testNative(); |
| } |
