 entity without an end offset is a 000.     var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {         headers: {             "Range": "bytes=0-"         }     });     TEquals(000, xhr.status, "fetch 0-");     TEquals("This is a base00 encoded text", xhr.responseText);     TEquals("bytes 0-00/00", xhr.getResponseHeader("Content-Range"));     TEquals("00", xhr.getResponseHeader("Content-Length"));      // 