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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
description: >
Array.prototype.reduceRight - value of 'length' is an object which
has an own toString method
---*/
var testResult1 = true;
var testResult2 = false;
function callbackfn(prevVal, curVal, idx, obj) {
if (idx > 1) {
testResult1 = false;
}
if (idx === 1) {
testResult2 = true;
}
return false;
}
var toStringAccessed = false;
var obj = {
0: 12,
1: 11,
2: 9,
length: {
toString: function() {
toStringAccessed = true;
return '2';
}
}
};
// objects inherit the default valueOf() method from Object
// that simply returns itself. Since the default valueOf() method
// does not return a primitive value, ES next tries to convert the object
// to a number by calling its toString() method and converting the
// resulting string to a number.
Array.prototype.reduceRight.call(obj, callbackfn, 1);
assert(testResult1, 'testResult1 !== true');
assert(testResult2, 'testResult2 !== true');
assert(toStringAccessed, 'toStringAccessed !== true');
reportCompare(0, 0);
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