The Tor Browser / file revision

 var etld = Cc["@mozilla.org/network/effective-tld-service;1"]

              .getService(Ci.nsIEffectiveTLDService);

 var idna = Cc["@mozilla.org/network/idn-service;1"]

            .getService(Ci.nsIIDNService);

 var Cr = Components.results;

 function run_test()

 {

   var file = do_get_file("data/test_psl.txt");

   var ios = Cc["@mozilla.org/network/io-service;1"]

               .getService(Ci.nsIIOService);

   var uri = ios.newFileURI(file);

   var scriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"]

                        .getService(Ci.mozIJSSubScriptLoader);

   var srvScope = {};

   scriptLoader.loadSubScript(uri.spec, srvScope, "utf-8");

 }

 function checkPublicSuffix(host, expectedSuffix)

 {

   var actualSuffix = null;

   try {

     actualSuffix = etld.getBaseDomainFromHost(host);

   } catch (e if e.result == Cr.NS_ERROR_INSUFFICIENT_DOMAIN_LEVELS ||

                 e.result == Cr.NS_ERROR_ILLEGAL_VALUE) {

   }

   // The EffectiveTLDService always gives back punycoded labels.

   // The test suite wants to get back what it put in.

   if (actualSuffix !== null && expectedSuffix !== null &&

       /(^|\.)xn--/.test(actualSuffix) && !/(^|\.)xn--/.test(expectedSuffix)) {

     actualSuffix = idna.convertACEtoUTF8(actualSuffix);

   }

   do_check_eq(actualSuffix, expectedSuffix);

 }