blob: 01318211c4ba6924b5fdca25775547e6c738653b [file] [log] [blame]
// Copyright (c) 2013, 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";
import "dart:_foreign_helper" show JS;
// Test that native objects cannot accidentally or maliciously be mistaken for
// Dart objects.
// This test currently fails because we do not recognize the need for
// interceptors without native *classes*.
class Thing {}
make1() native;
make2() native;
void setup() {
JS('', r"""
(function(){
function A() {}
A.prototype.$isThing = true;
make1 = function(){return new A();};
make2 = function(){return {$isThing: true}};
})()""");
}
inscrutable(x) {
if (new DateTime.now().millisecondsSinceEpoch == 0) {
return x;
} else {
return 42;
}
}
main() {
setup();
var a = new Thing();
var b = make1();
var c = make2();
Expect.isTrue(inscrutable(a) is Thing);
Expect.isFalse(inscrutable(b) is Thing);
Expect.isFalse(inscrutable(c) is Thing);
}