idbindex_count4.htm

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This WPT test may be referenced by the following Test IDs:
- /IndexedDB/idbindex_count4.htm - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>IDBIndex.count() - throw DataError when using invalid key</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-IDBIndex-count-IDBRequest-any-key">

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

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

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

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

<script>

    var db, t = async_test();

    var open_rq = createdb(t);

    open_rq.onupgradeneeded = function(e) {

        db = e.target.result;

        var store = db.createObjectStore("store", { autoIncrement: true });

        store.createIndex("index", "indexedProperty");

        for(var i = 0; i < 10; i++) {

            store.add({ indexedProperty: "data" + i });

    open_rq.onsuccess = function(e) {

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

                      .objectStore("store")

                      .index("index");

        assert_throws_dom("DataError", function() {

            index.count(NaN);

});

        t.done();

</script>