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R=jacobr@google.com TBR=asiva@google.com, jacobr@google.com Review URL: https://codereview.chromium.org/1871573002 .
49 lines
1 KiB
Dart
49 lines
1 KiB
Dart
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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@JS()
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library js_typed_interop_anonymous2_test;
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import 'dart:html';
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import 'dart:js' as js;
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import 'package:js/js.dart';
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import 'package:unittest/unittest.dart';
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import 'package:unittest/html_config.dart';
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@JS() @anonymous
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class A {
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external int get x;
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external factory A({int x});
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}
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@JS() @anonymous
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class C {
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external int get x;
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external factory C({int x});
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}
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@JS() @anonymous
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class B {
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external int get x;
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external factory B({int x});
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}
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main() {
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useHtmlConfiguration();
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test('side-casts work for reachable types', () {
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new C(x: 3); // make C reachable
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var a = new A(x: 3);
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expect(a is C, isTrue);
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C c = a;
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expect(c.x, equals(3));
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});
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test('side-casts work for otherwise unreachable types', () {
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var a = new A(x: 3);
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expect(a is B, isTrue);
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});
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}
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