1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
// |reftest| shell-option(--enable-shadow-realms) skip-if(!xulRuntime.shell)
var g = newGlobal({ newCompartment: true });
var sr = g.evaluate(`new ShadowRealm()`);
// sr should be a CCW to a ShadowRealm.
ShadowRealm.prototype.evaluate.call(sr, "var x = 10");
assertEq(sr.evaluate("x"), 10);
// wrappedf should *not* be a CCW, because we're using this realm's ShadowRealm.prototype.evaluate,
// and so the active realm when invoking will be this current realm.
//
// However, the target function (wrappedf's f) comes from another compartment, and will have to be a CCW.
var wrappedf = ShadowRealm.prototype.evaluate.call(sr, "function f() { return 10; }; f");
assertEq(wrappedf(), 10);
var evaluate_from_other_realm = g.evaluate('ShadowRealm.prototype.evaluate');
// wrappedb should be a CCW, since the callee of the .call comes from the other
// compartment.
var wrappedb = evaluate_from_other_realm.call(sr, "function b() { return 12; }; b");
assertEq(wrappedb(), 12);
nukeAllCCWs()
// This throws, but the dead object message is lost and replaced with the wrapped function
// object message.
assertThrowsInstanceOf(() => wrappedf(), TypeError);
assertThrowsInstanceOf(() => wrappedb(), TypeError);
if (typeof reportCompare === 'function')
reportCompare(true, true);
|