<!DOCTYPE html> <meta charset="utf-8"> <title>IDBObjectStore.count() - If the object store has been deleted, the implementation must throw a DOMException of type InvalidStateError </title> <link rel="author" title="Intel" href="http://www.intel.com"> <link rel="help" href="https://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBObjectStore-count-IDBRequest-any-key"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="support.js"></script> <div id="log"></div> <script> var db, ostore, t = async_test(); var open_rq = createdb(t); open_rq.onupgradeneeded = function (event) { db = event.target.result; ostore = db.createObjectStore("store", {keyPath:"pKey"}); db.deleteObjectStore("store"); assert_throws("InvalidStateError", function(){ ostore.count(); }); t.done(); } </script>