js/src/tests/test262/built-ins/Object/hasOwn/hasown_inherited_nonwritable_nonconfigurable_nonenumerable.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

// Copyright (c) 2021 Jamie Kyle.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-object.hasown
description: >
    Properties - [[HasOwnProperty]] (non-writable, non-configurable,
    non-enumerable inherited value property)
author: Jamie Kyle
features: [Object.hasOwn]
---*/

var base = {};
Object.defineProperty(base, "foo", {
  value: 42
});
var o = Object.create(base);

assert.sameValue(Object.hasOwn(o, "foo"), false, 'Object.hasOwn(o, "foo")');

reportCompare(0, 0);