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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.reduce
es5id: 15.4.4.21-9-b-13
description: >
Array.prototype.reduce - deleting own property with prototype
property in step 8 causes prototype index property to be visited
on an Array
---*/
var testResult = false;
function callbackfn(accum, val, idx, obj) {
if (idx === 1 && val === 1) {
testResult = true;
}
}
var arr = [0, 111];
Object.defineProperty(arr, "0", {
get: function() {
delete arr[1];
return 0;
},
configurable: true
});
Array.prototype[1] = 1;
arr.reduce(callbackfn);
assert(testResult, 'testResult !== true');
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