<!DOCTYPE HTML> <html> <head> <title>Test for SpecialPowers.loadChromeScript</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body> <pre id="test"> <script class="testbody" type="text/javascript"> SimpleTest.waitForExplicitFinish(); function loadPrivilegedScriptTest() { var Cc = Components.classes; var Ci = Components.interfaces; function isMainProcess() { return Cc["@mozilla.org/xre/app-info;1"]. getService(Ci.nsIXULRuntime). processType == Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT; } port.postMessage({'isMainProcess': isMainProcess()}); } var contentProcessType = SpecialPowers.isMainProcess(); var port; try { port = SpecialPowers.loadPrivilegedScript(loadPrivilegedScriptTest.toSource()); } catch (e) { ok(false, "loadPrivilegedScript shoulde not throw"); } port.onmessage = (e) => { is(contentProcessType, e.data['isMainProcess'], "content and the script should be in the same process"); SimpleTest.finish(); }; </script>