summaryrefslogtreecommitdiffstats
path: root/devtools/server/tests/xpcshell/test_objectgrips-nested-proxy.js
blob: f8435e5c907d8de3cac05f3f1259cdf683278504 (plain)
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
50
51
52
/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */
/* eslint-disable no-shadow, max-nested-callbacks */

"use strict";

Services.prefs.setBoolPref("security.allow_eval_with_system_principal", true);
registerCleanupFunction(() => {
  Services.prefs.clearUserPref("security.allow_eval_with_system_principal");
});

add_task(
  threadFrontTest(async ({ threadFront, debuggee }) => {
    const packet = await executeOnNextTickAndWaitForPause(
      () => evalCode(debuggee),
      threadFront
    );

    const [grip] = packet.frame.arguments;
    const objClient = threadFront.pauseGrip(grip);
    const { proxyTarget, proxyHandler } = await objClient.getProxySlots();

    strictEqual(grip.class, "Proxy", "Its a proxy grip.");
    strictEqual(
      proxyTarget.getGrip().class,
      "Proxy",
      "The target is also a proxy."
    );
    strictEqual(
      proxyHandler.getGrip().class,
      "Proxy",
      "The handler is also a proxy."
    );

    await threadFront.resume();
  })
);

function evalCode(debuggee) {
  debuggee.eval(
    function stopMe(arg) {
      debugger;
    }.toString()
  );

  debuggee.eval(`
    var proxy = new Proxy({}, {});
    for (let i = 0; i < 1e5; ++i)
      proxy = new Proxy(proxy, proxy);
    stopMe(proxy);
  `);
}