AntiTracking.runTest( "Test whether we receive any persistent permissions in private windows", // Blocking callback async _ => { // Nothing to do here! }, // Non blocking callback async _ => { try { let Services = SpecialPowers.Services; // We would use TEST_3RD_PARTY_DOMAIN here, except that the variable isn't // accessible in the context of the web page... let principal = SpecialPowers.wrap(document).nodePrincipal; for (let perm of Services.perms.getAllForPrincipal(principal)) { // Ignore permissions other than storage access if ( !perm.type.startsWith("3rdPartyStorage^") && !perm.type.startsWith("3rdPartyFrameStorage^") ) { continue; } is( perm.expireType, Services.perms.EXPIRE_SESSION, "Permission must expire at the end of session" ); is(perm.expireTime, 0, "Permission must have no expiry time"); } } catch (e) { alert(e); } }, // Cleanup callback async _ => { await new Promise(resolve => { Services.clearData.deleteData(Ci.nsIClearDataService.CLEAR_ALL, () => resolve() ); }); }, [ [ "privacy.partition.always_partition_third_party_non_cookie_storage", false, ], ], // extra prefs true, // run the window.open() test true, // run the user interaction test 0, // don't expect blocking notifications true ); // run in private windows