LayoutTests/ietestcenter/Javascript/TestCases/15.4.4.14-3-14.js

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ES5Harness.registerTest({

    id: "15.4.4.14-3-14",

    path: "TestCases/chapter15/15.4/15.4.4/15.4.4.14/15.4.4.14-3-14.js",

    description: "Array.prototype.indexOf when 'length' is a string containing +/-Infinity",

    test: function testcase() {

        var objOne = { 0: true, 1: true, length: "Infinity" };
        var objTwo = { 0: true, 1: true, length: "+Infinity" };
        var objThree = { 0: true, 1: true, length: "-Infinity" };

        return Array.prototype.indexOf.call(objOne, true) === -1 &&
            Array.prototype.indexOf.call(objTwo, true) === -1 &&
            Array.prototype.indexOf.call(objThree, true) === -1;
    },

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

});