LayoutTests/ietestcenter/Javascript/TestCases/15.4.4.14-3-5.js

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ES5Harness.registerTest({

    id: "15.4.4.14-3-5",

    path: "TestCases/chapter15/15.4/15.4.4/15.4.4.14/15.4.4.14-3-5.js",

    description: "Array.prototype.indexOf when value of 'length' is a number (value is -0)",

    test: function testcase() {

        var obj = { 0: true, length: -0 };

        return Array.prototype.indexOf.call(obj, true) === -1;
    },

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

});