// Should report file not found on non-existent files const Cc = Components.classes; const Ci = Components.interfaces; const path = "data/test_bug333423.zip"; function run_test() { var ios = Cc["@mozilla.org/network/io-service;1"]. getService(Ci.nsIIOService); var spec = "jar:" + ios.newFileURI(do_get_file(path)).spec + "!/"; var channel = ios.newChannel(spec + "file_that_isnt_in.archive", null, null); try { instr = channel.open(); do_throw("Failed to report that file doesn't exist") } catch (e) { do_check_true(e.name == "NS_ERROR_FILE_NOT_FOUND") } }