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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 ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-3-21.js
* @description Array.prototype.filter - 'length' is an object that has an own valueOf method that returns an object and toString method that returns a string
*/
function testcase() {
var firstStepOccured = false;
var secondStepOccured = false;
function callbackfn(val, idx, obj) {
return true;
}
var obj = {
1: 11,
2: 9,
length: {
valueOf: function () {
firstStepOccured = true;
return {};
},
toString: function () {
secondStepOccured = true;
return '2';
}
}
};
var newArr = Array.prototype.filter.call(obj, callbackfn);
return newArr.length === 1 && newArr[0] === 11 && firstStepOccured && secondStepOccured;
}
runTestCase(testcase);
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