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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.lastindexof
description: >
Array.prototype.lastIndexOf - side effects produced by step 2 are
visible when an exception occurs
---*/
var stepTwoOccurs = false;
var stepFiveOccurs = false;
var obj = {};
Object.defineProperty(obj, "length", {
get: function() {
stepTwoOccurs = true;
if (stepFiveOccurs) {
throw new Error("Step 5 occurred out of order");
}
return 20;
},
configurable: true
});
var fromIndex = {
valueOf: function() {
stepFiveOccurs = true;
return 0;
}
};
Array.prototype.lastIndexOf.call(obj, undefined, fromIndex);
assert(stepTwoOccurs, 'stepTwoOccurs !== true');
assert(stepFiveOccurs, 'stepFiveOccurs !== true');
reportCompare(0, 0);
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