Tools/TestWebKitAPI/Tests/WebKitCocoa/IndexedDBUserDelete.html

<!DOCTYPE html>
<script>

var request = window.indexedDB.open("IndexedDBUserDelete");
request.onsuccess = function(event) {
    window.webkit.messageHandlers.testHandler.postMessage("Continue");

    for (let i = 0; i < 1000; i++) {
        transaction = event.target.result.transaction("TestObjectStore");
    }
}

request.onupgradeneeded = function(event) {
    var createRequest = event.target.result.createObjectStore("TestObjectStore");
    createRequest.onerror = function(event) {
        window.webkit.messageHandlers.testHandler.postMessage("ObjectStore Error");
    }
}

request.onerror = function(event) {
    window.webkit.messageHandlers.testHandler.postMessage("Error");
}

</script>