netwerk/test/unit/test_bug336501.js

   1 var Cc = Components.classes;
   2 var Ci = Components.interfaces;
   3
   4 function run_test() {
   5   var f =
   6       Cc["@mozilla.org/file/directory_service;1"].
   7       getService(Ci.nsIProperties).get("ComRegF", Ci.nsIFile);
   8
   9   var fis =
  10       Cc["@mozilla.org/network/file-input-stream;1"].
  11       createInstance(Ci.nsIFileInputStream);
  12   fis.init(f, -1, -1, 0);
  13
  14   var bis =
  15       Cc["@mozilla.org/network/buffered-input-stream;1"].
  16       createInstance(Ci.nsIBufferedInputStream);
  17   bis.init(fis, 32);
  18
  19   var sis =
  20       Cc["@mozilla.org/scriptableinputstream;1"].
  21       createInstance(Ci.nsIScriptableInputStream);
  22   sis.init(bis);
  23
  24   sis.read(45);
  25   sis.close();
  26
  27   var data = sis.read(45);
  28   do_check_eq(data.length, 0);
  29 }