blob: 69a07569e29c01fa2c176a2823abbd9e56d57a88 [file] [log] [blame]
// 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);
});
}