js/src/jit-test/tests/debug/Object-defineProperty-04.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.

michael@0 1 // defineProperty can add array elements, bumping length
michael@0 2
michael@0 3 var g = newGlobal();
michael@0 4 g.a = g.Array(0, 1, 2);
michael@0 5 var dbg = new Debugger;
michael@0 6 var gw = dbg.addDebuggee(g);
michael@0 7 var aw = gw.getOwnPropertyDescriptor("a").value;
michael@0 8 aw.defineProperty(3, {configurable: true, enumerable: true, writable: true, value: 3});
michael@0 9 assertEq(g.a.length, 4);

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