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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.
/*---
esid: sec-array.prototype.reduceright
es5id: 15.4.4.22-9-c-i-5
description: >
Array.prototype.reduceRight - element to be retrieved is own data
property that overrides an inherited accessor property on an
Array-like object
---*/
var testResult = false;
function callbackfn(prevVal, curVal, idx, obj) {
if (idx === 0) {
testResult = (curVal === "0");
}
}
var proto = {};
Object.defineProperty(proto, "0", {
get: function() {
return 10;
},
configurable: true
});
var Con = function() {};
Con.prototype = proto;
var child = new Con();
child.length = 2;
Object.defineProperty(child, "0", {
value: "0",
configurable: true
});
child[1] = "1";
Array.prototype.reduceRight.call(child, callbackfn, "initialValue");
assert(testResult, 'testResult !== true');
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