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<meta charset="utf-8">
<title>IDBObjectStore.add() - If the transaction this IDBObjectStore belongs to has its mode set to readonly, throw ReadOnlyError </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-add-IDBRequest-any-value-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,
        t = async_test();

    var open_rq = createdb(t);
    open_rq.onupgradeneeded = function (event) {
        db = event.target.result;
        db.createObjectStore("store", {keyPath:"pKey"});
    }

    open_rq.onsuccess = function (event) {
        var txn = db.transaction("store");
        var ostore = txn.objectStore("store");
        t.step(function(){
            assert_throws("ReadOnlyError", function(){
                ostore.add({ pKey: "primaryKey_0"});
            });
        });
        t.done();
    }
</script>