<script>

var dbName = "StoreBlobToBeDeleted";
var db;

function sendMessage(text)
{
    window.webkit.messageHandlers.testHandler.postMessage(text);
}

function deleteDatabase(successHandler)
{
    var request = window.indexedDB.deleteDatabase(dbName);
    request.onsuccess = successHandler;
    request.onerror = function() {
        sendMessage('Error deleting database');
    }
}

function storeBlobInDatabase()
{
    var request = window.indexedDB.open(dbName);
    request.onupgradeneeded = function(e) {
        db = e.target.result;
        var objectStore = db.createObjectStore("TestStore");

        const blobData = ["fun ", "times ", "all ", "around!"];
        let blob = new Blob(blobData, { type: "text/plain" });

        var addRequest = objectStore.add(blob, "BlobKey");
        addRequest.onerror = function() {
            sendMessage('Error storing blob in database');
        }
    }

    request.onsuccess = function() {
        db.close();
        sendMessage('Success');
    }

    request.onerror = function() {
        sendMessage('Error storing blob in database');
    }
}
    
deleteDatabase(storeBlobInDatabase);

</script>