The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/ecma_5/Object/preventExtensions-idempotent.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,30 @@
     1.4 +/*
     1.5 + * Any copyright is dedicated to the Public Domain.
     1.6 + * http://creativecommons.org/licenses/publicdomain/
     1.7 + * Contributor:
     1.8 + *   Jeff Walden <jwalden+code@mit.edu>
     1.9 + */
    1.10 +
    1.11 +var gTestfile = 'preventExtensions-idempotent.js';
    1.12 +//-----------------------------------------------------------------------------
    1.13 +var BUGNUMBER = 599459;
    1.14 +var summary = 'Object.preventExtensions should be idempotent';
    1.15 +
    1.16 +print(BUGNUMBER + ": " + summary);
    1.17 +
    1.18 +/**************
    1.19 + * BEGIN TEST *
    1.20 + **************/
    1.21 +
    1.22 +var obj = {};
    1.23 +assertEq(Object.preventExtensions(obj), obj);
    1.24 +assertEq(Object.isExtensible(obj), false);
    1.25 +assertEq(Object.preventExtensions(obj), obj);
    1.26 +assertEq(Object.isExtensible(obj), false);
    1.27 +
    1.28 +/******************************************************************************/
    1.29 +
    1.30 +if (typeof reportCompare === "function")
    1.31 +  reportCompare(true, true);
    1.32 +
    1.33 +print("All tests passed!");