LayoutTests/ietestcenter/Javascript/TestCases/15.4.4.15-8-b-i-27.js

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ES5Harness.registerTest( {

    id: "15.4.4.15-8-b-i-27",

    path: "TestCases/chapter15/15.4/15.4.4/15.4.4.15/15.4.4.15-8-b-i-27.js",

    description: "Array.prototype.lastIndexOf applied to Arguments object which implements its own property get method (number of arguments is greater than number of parameters)",

    test: function testcase() {

        var func = function (a, b) {
            return 2 === Array.prototype.lastIndexOf.call(arguments, arguments[0]) &&
                3 === Array.prototype.lastIndexOf.call(arguments, arguments[3]) &&
                -1 === Array.prototype.lastIndexOf.call(arguments, arguments[4]);
        }

        return func(0, arguments, 0, Object.prototype);
    },

    precondition: function prereq() {
        return fnExists(Array.prototype.lastIndexOf);
    }

});