michael@0: var Ci = Components.interfaces;
michael@0: var Cc = Components.classes;
michael@0: 
michael@0: var nativeJSON = Cc["@mozilla.org/dom/json;1"].createInstance(Ci.nsIJSON);
michael@0: 
michael@0: function run_test()
michael@0: {
michael@0:   function read_file(path)
michael@0:   {
michael@0:     try
michael@0:     {
michael@0:       var f = do_get_file(path);
michael@0:       var istream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(Ci.nsIFileInputStream);
michael@0:       istream.init(f, -1, -1, false);
michael@0:       return nativeJSON.decodeFromStream(istream, istream.available());
michael@0:     }
michael@0:     finally
michael@0:     {
michael@0:       istream.close();
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   var x = read_file("decodeFromStream-01.json");
michael@0:   do_check_eq(x["JSON Test Pattern pass3"]["The outermost value"], "must be an object or array.");
michael@0:   do_check_eq(x["JSON Test Pattern pass3"]["In this test"], "It is an object.");
michael@0: 
michael@0:   x = read_file("decodeFromStream-small.json");
michael@0:   do_check_eq(x.toSource(), "({})", "empty object parsed");
michael@0: }