test/built-ins/Function/prototype/bind/15.3.4.5.2-4-1.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.3.4.5.2-4-1
description: >
    [[Construct]] - 'F''s [[BoundArgs]] is used as the former part of
    arguments of calling the [[Construct]] internal method of 'F''s
    [[TargetFunction]] when 'F' is called as constructor
includes: [runTestCase.js]
---*/

function testcase() {
        var func = function (x, y, z) {
            var objResult = {};
            objResult.returnValue = x + y + z;
            objResult.returnVerifyResult = arguments[0] === "a" && arguments.length === 3;
            return objResult;
        };

        var NewFunc = Function.prototype.bind.call(func, {}, "a", "b", "c");

        var newInstance = new NewFunc();

        return newInstance.hasOwnProperty("returnValue") && newInstance.returnValue === "abc" &&
            newInstance.hasOwnProperty("returnVerifyResult") && newInstance.returnVerifyResult === true;
    }
runTestCase(testcase);