regress-599159.js - mozsearch

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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */

/*

 * Any copyright is dedicated to the Public Domain.

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

*/

// Shu's test

function test(makeNonArray) {

    function C() {}

    C.prototype = []

    if (makeNonArray)

        C.prototype.constructor = C

    c = new C();

    c.push("foo");

    return c.length

assertEq(test(true), 1);

assertEq(test(false), 1);

// jorendorff's longer test

var a = [];

a.slowify = 1;

var b = Object.create(a);

b.length = 12;

assertEq(b.length, 12);

// jorendorff's shorter test

var b = Object.create(Array.prototype);

b.length = 12;

assertEq(b.length, 12);

reportCompare(true, true);