builtin-no-prototype.js

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/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */

/*

 * Any copyright is dedicated to the Public Domain.

 * http://creativecommons.org/licenses/publicdomain/

*/

assertEq(undefined, void 0);

assertEq(Function.prototype.hasOwnProperty('prototype'), false);

assertEq(Function.prototype.prototype, undefined);

var builtin_ctors = [

    Object, Function, Array, String, Boolean, Number, Date, RegExp, Error,

    EvalError, RangeError, ReferenceError, SyntaxError, TypeError, URIError

];

for (var i = 0; i < builtin_ctors.length; i++) {

    var c = builtin_ctors[i];

    assertEq(typeof c.prototype, (c === Function) ? "function" : "object");

    assertEq(c.prototype.constructor, c);

var builtin_funcs = [

    eval, isFinite, isNaN, parseFloat, parseInt,

    decodeURI, decodeURIComponent, encodeURI, encodeURIComponent

];

for (var i = 0; i < builtin_funcs.length; i++) {

    assertEq(builtin_funcs[i].hasOwnProperty('prototype'), false);

    assertEq(builtin_funcs[i].prototype, undefined);

var names = Object.getOwnPropertyNames(Math);

for (var i = 0; i < names.length; i++) {

    var m = Math[names[i]];

    if (typeof m === "function")

        assertEq(m.prototype, undefined);

reportCompare(0, 0, "don't crash");