/* Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ */ "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); `); }