<title>IDBCursor.continue() - index - attempt to iterate to the previous record when the direction is set for the next record </title>

<link rel="author" title="Microsoft" href="http://www.microsoft.com">

<link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBCursor-continue-void-any-key">

<link rel=assert title="The parameter is less than or equal to this cursor's position and this cursor's direction is 'next' or 'nextunique'.">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="support.js"></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 count = 0;

var cursor_rq = db.transaction("test")

.objectStore("test")

.index("index")

.openCursor(undefined, "next"); // XXX: Fx has issue with "undefined"

cursor_rq.onsuccess = t.step_func(function(e) {

var cursor = e.target.result;

if (!cursor) {

assert_equals(count, 2, "ran number of times");

t.done();

}

// First time checks key equal, second time checks key less than

assert_throws("DataError",

function() { cursor.continue(records[0].iKey); });

cursor.continue();

count++;

});

};

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