// Make sure that we can resolve the ascii charset alias to us-ascii // (bug 383018) function run_test() { var ccm = Components.classes["@mozilla.org/charset-converter-manager;1"]; var ccms = ccm.getService(Components.interfaces.nsICharsetConverterManager); var alias = ccms.getCharsetAlias("ascii"); // ascii should be an alias for us-ascii do_check_eq(alias, "us-ascii"); }