<!DOCTYPE html> <meta charset="utf-8"> <title>IDBCursor.advance() - index - throw TransactionInactiveError</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-IDBCursor-advance-void-unsigned-long-count"> <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(), records = [{ pKey: "primaryKey_0", iKey: "indexKey_0" }, { pKey: "primaryKey_1", iKey: "indexKey_1" }]; var open_rq = createdb(t); open_rq.onupgradeneeded = function (event) { db = event.target.result; var objStore = db.createObjectStore("store", {keyPath : "pKey"}); objStore.createIndex("index", "iKey"); for (var i = 0; i < records.length; i++) { objStore.add(records[i]); } var rq = objStore.index("index").openCursor(); rq.onsuccess = t.step_func(function(event) { var cursor = event.target.result; assert_true(cursor instanceof IDBCursor); event.target.transaction.abort(); assert_throws("TransactionInactiveError", function() { cursor.advance(1); }, "Calling advance() should throws an exception TransactionInactiveError when the transaction is not active."); t.done(); }); } </script>