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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: aedcac217946872aa218bfb3b450a88aaf576493 authored by James Graham on 31 March 2014, 15:15:54 UTC
fixup! Update resources directory
Tip revision: aedcac2
idbcursor_update_objectstore.htm 
<!DOCTYPE html>
<html>
<head>
    <title>IDBCursor.update() - object store - modify a record in the object store</title>
    <script type="text/javascript" src="support.js"></script>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script type="text/javascript">
        var objectStoreName = "objectstore";
        var records = [{ pKey: "primaryKey_0" },
                            { pKey: "primaryKey_1"}];
        var count = records.length;
        var db = null;
        var t = async_test(); 
        
        function RunTest() {
            var rqOpen = window.indexedDB.open(databaseName);
            rqOpen.onupgradeneeded = t.step_func( function (event) {
                db = event.target.result;
                db.onerror = t.step_func( assert_database_error );
                var objStore = db.createObjectStore(objectStoreName, { keyPath: "pKey" });
                for (var i = 0; i < records.length; i++) {
                    objStore.add(records[i]);
                }
            });
            rqOpen.onsuccess = t.step_func( CursorUpdateRecord );
            rqOpen.onerror = t.step_func( assert_open_request_error );
        }

        function CursorUpdateRecord(event) {
            var txn = db.transaction(objectStoreName, "readwrite");
            var objStore = txn.objectStore(objectStoreName);
            var rqCursor = objStore.openCursor();
            rqCursor.onsuccess = t.step_func( function (event) {
                var cursor = event.target.result;
                assert_cursor_exists(cursor);

                var record = cursor.value;
                record.data = "new data";
                cursor.update(record);

            });
            txn.oncomplete = t.step_func( VerifyRecordWasUpdated );
        }

        function VerifyRecordWasUpdated() {
            var txn = db.transaction(objectStoreName, "readonly");
            var objStore = txn.objectStore(objectStoreName);
            var rqCursor = objStore.openCursor();
            rqCursor.onsuccess = t.step_func( function (event) {
                var cursor = event.target.result;
                assert_cursor_exists(cursor);
                var record = cursor.value;
                assert_equals(record.data, "new data", "record.data")
                t.done();
            });
        }
        
        add_completion_callback(function() { if(db) db.close(); });
        
        setup(function() {
            var rqDelete = window.indexedDB.deleteDatabase(databaseName);
            rqDelete.onsuccess = t.step_func( RunTest );
        });
    </script>
</head>
<body>
    <div id="log"></div>
</body>
</html>
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