<!DOCTYPE html> <title>IDBCursor.update() - index - no argument</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-update-IDBRequest-any-value"> <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(e) { db = e.target.result; var objStore = db.createObjectStore("test", { keyPath: "pKey" }); objStore.createIndex("index", "iKey"); for (var i = 0; i < records.length; i++) objStore.add(records[i]); }; open_rq.onsuccess = function(e) { var cursor_rq = db.transaction("test") .objectStore("test") .index("index") .openCursor(); cursor_rq.onsuccess = t.step_func(function(e) { var cursor = e.target.result; assert_true(cursor instanceof IDBCursor); assert_throws(new TypeError(), function() { cursor.update(); }); t.done(); }); } </script>