idbcursor_continue_objectstore3.htm

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This WPT test may be referenced by the following Test IDs:
- /IndexedDB/idbcursor_continue_objectstore3.htm - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>IDBCursor.continue() - object store - 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">

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

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

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

<script>

    var db,

      t = async_test(),

      records = [ { pKey: "primaryKey_0" },

                  { pKey: "primaryKey_1" } ];

    var open_rq = createdb(t);

    open_rq.onupgradeneeded = function(e) {

        db = e.target.result;

        var objStore = db.createObjectStore("test", {keyPath:"pKey"});

        for (var i = 0; i < records.length; i++)

            objStore.add(records[i]);

};

    open_rq.onsuccess = function(e) {

        var cursor_rq = db.transaction("test", "readonly", {durability: 'relaxed'})

                          .objectStore("test")

                          .openCursor(undefined, "next");

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

            var cursor = e.target.result;

            assert_true(cursor instanceof IDBCursor, "cursor exist");

            assert_throws_dom("DataError",

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

            t.done();

});

};

</script>

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