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js/src/jit-test/tests/basic/bug642772-1.js@ac0c01689b40

js/src/jit-test/tests/basic/bug642772-1.js

Thu, 15 Jan 2015 15:59:08 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:59:08 +0100

branch

TOR_BUG_9701

changeset 10

ac0c01689b40

permissions

-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

 var n1 = Number.prototype.toFixed;

 var s1 = String.prototype.split;

 delete Number;

 delete String;

 var n2 = (5).toFixed;

 var s2 = ("foo").split;

 // Check enumeration doesn't resurrect deleted standard classes

 for (x in this) {}

 // Ensure the prototypes are shared.

 var n3 = (5).toFixed;

 var s3 = ("foo").split;

 assertEq(s1, s2);

 assertEq(s1, s3);

 assertEq(n1, n2);

 assertEq(n1, n3);