test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-10.js

36 lines
993 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-6-a-10
description: >
Object.defineProperties - 'P' is own accessor property without a
get function that overrides an inherited accessor property (8.12.9
step 1 )
---*/
var proto = {};
Object.defineProperty(proto, "prop", {
get: function () {
return 11;
},
set: function () { },
configurable: true
});
var Con = function () { };
Con.prototype = proto;
var obj = new Con();
Object.defineProperty(obj, "prop", {
set: function () { },
configurable: false
});
assert.throws(TypeError, function() {
Object.defineProperties(obj, {
prop: {
value: 12,
configurable: true
}
});
});