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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>IDBCursor.update() - index - attempt to modify a record when object store been deleted</title>
+<link rel="author" title="Intel" href="http://www.intel.com">
+<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);
+
+            db.deleteObjectStore("store");
+            cursor.value.iKey += "_updated";
+            assert_throws("InvalidStateError", function() {
+                cursor.update(cursor.value);
+            }, "If the cursor's source or effective object store has been deleted, the implementation MUST throw a DOMException of type InvalidStateError");
+
+            t.done();
+        });
+    }
+
+</script>