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<title>IDBCursor.advance() - index - throw InvalidStateError caused by 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>

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<div id="log"></div>

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, "cursor exist");

db.deleteObjectStore("store");

assert_throws("InvalidStateError", function() {

cursor.advance(1);

}, "If the cursor's source or effective object store has been deleted, the implementation MUST throw a DOMException of type InvalidStateError");

t.done();

});

}