test/built-ins/Object/prototype/hasOwnProperty/8.12.1-1_18.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 8.12.1-1_18
description: >
    Properties - [[HasOwnProperty]] (writable, configurable,
    non-enumerable inherited value property)
---*/

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

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