js/src/jit-test/tests/debug/Frame-arguments-07.js@ac0c01689b40
js/src/jit-test/tests/debug/Frame-arguments-07.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.
1 // When argument[x] is assigned, where x > callee.length, frame.arguments reflects the change.
3 var g = newGlobal();
4 g.eval("function f(a, b) {\n" +
5 " for (var i = 0; i < arguments.length; i++)\n" +
6 " arguments[i] = i;\n" +
7 " debugger;\n" +
8 "}\n");
10 var dbg = Debugger(g);
11 var hits = 0;
12 dbg.onDebuggerStatement = function (frame) {
13 var argc = frame.eval("arguments.length").return;
14 var args = frame.arguments;
15 assertEq(args.length, argc);
16 for (var i = 0; i < argc; i++)
17 assertEq(args[i], i);
18 hits++;
19 }
21 g.f(9);
22 g.f(9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9);
23 assertEq(hits, 2);
