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/// Copyright (c) 2012 Ecma International. All rights reserved.
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
/// "Use Terms"). Any redistribution of this code must retain the above
/// copyright and this notice and otherwise comply with the Use Terms.
/**
* @path ch15/15.4/15.4.4/15.4.4.15/15.4.4.15-2-7.js
* @description Array.prototype.lastIndexOf - 'length' is own accessor property on an Array-like object
*/
function testcase() {
var obj = { 1: true, 2: false };
Object.defineProperty(obj, "length", {
get: function () {
return 2;
},
configurable: true
});
return Array.prototype.lastIndexOf.call(obj, true) === 1 &&
Array.prototype.lastIndexOf.call(obj, false) === -1;
}
runTestCase(testcase);
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