var ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService); var uris = [ { uri: "blob:https://example.com/230d5d50-35f9-9745-a64a-15e47b731a81", local: true, }, { uri: "rstp://1.2.3.4/some_path?param=a", local: false, }, { uri: "moz-fonttable://something", local: true, }, ]; function run_test() { for (let i = 0; i < uris.length; i++) { let uri = ios.newURI(uris[i].uri); let handler = ios .getProtocolHandler(uri.scheme) .QueryInterface(Ci.nsIProtocolHandler); let flags = handler.protocolFlags; Assert.equal( Ci.nsIProtocolHandler.URI_IS_LOCAL_RESOURCE & flags, uris[i].local ? Ci.nsIProtocolHandler.URI_IS_LOCAL_RESOURCE : 0 ); } }