| // 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. |
| |
| @JS() |
| library js_typed_interop_test; |
| |
| import 'dart:html'; |
| |
| import 'package:expect/expect.dart' show NoInline; |
| import 'package:js/js.dart'; |
| import 'package:unittest/unittest.dart'; |
| import 'package:unittest/html_config.dart'; |
| |
| _injectJs() { |
| document.body.append(new ScriptElement() |
| ..type = 'text/javascript' |
| ..innerHtml = r""" |
| var Foo = { |
| get42: function(b) { return arguments.length >= 1 ? b : 42; }, |
| get43: function(b) { return arguments.length >= 1 ? b : 43; } |
| }; |
| """); |
| } |
| |
| @JS() |
| class Foo { |
| // Note: it's invalid to provide a default value. |
| external static num get42([num b |
| = 3 /// default_value: compile-time error |
| ]); |
| external static num get43([num b]); |
| } |
| |
| main() { |
| _injectJs(); |
| useHtmlConfiguration(); |
| |
| test('call directly from dart', () { |
| expect(Foo.get42(2), 2); |
| expect(Foo.get42(), 42); |
| }); |
| |
| test('call tearoff from dart with arg', () { |
| var f = Foo.get42; |
| expect(f(2), 2); /// explicit_argument: ok |
| }); |
| |
| test('call tearoff from dart with default', () { |
| var f = Foo.get42; |
| // Note: today both SSA and CPS remove the extra argument on static calls, |
| // but they fail to do so on tearoffs. |
| expect(f(), 3); /// default_value: continued |
| |
| f = Foo.get43; |
| expect(f(), 43); |
| }); |
| } |