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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
// Test that the onNativeCall hook is called when expected.
load(libdir + 'eqArrayHelper.js');
var g = newGlobal({newCompartment: true});
var dbg = Debugger(g);
var gdbg = dbg.addDebuggee(g);
assertEq(gdbg.getProperty("print").return.isSameNative(print), true);
assertEq(gdbg.getProperty("print").return.isSameNative(newGlobal), false);
g.eval(`
const x = [];
Object.defineProperty(x, "a", {
get: print,
set: print,
});
function f() {
x.a++;
x.length = 0;
x.push(4, 5, 6);
x.sort(print);
}
`);
const comparisons = [
print,
Array.prototype.push,
Array.prototype.sort, // Note: self-hosted
newGlobal
];
const rv = [];
dbg.onNativeCall = (callee, reason) => {
for (const fn of comparisons) {
if (callee.isSameNative(fn)) {
rv.push(fn.name);
}
}
}
for (let i = 0; i < 5; i++) {
rv.length = 0;
gdbg.executeInGlobal(`f()`);
assertEqArray(rv, [
"print", "print", "push",
"sort", "print", "print",
]);
}
|
