array-length-set-on-nonarray.js

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// Any copyright is dedicated to the Public Domain.

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

//-----------------------------------------------------------------------------

var BUGNUMBER = 548671;

var summary =

  "Don't use a shared-permanent inherited property to implement " +

  "[].length or (function(){}).length";

print(BUGNUMBER + ": " + summary);

/**************

 * BEGIN TEST *

 **************/

var a = [];

a.p = 1;

var x = Object.create(a);

assertEq(x.length, 0);

assertEq(x.p, 1);

assertEq(a.length, 0);

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("All tests passed!");