public async Task CreateStorageAccountAndGetQueueCollection()
        {
            _resourceGroup = await CreateResourceGroupAsync();

            string accountName = await CreateValidAccountNameAsync("teststoragemgmt");

            StorageAccountCollection storageAccountCollection = _resourceGroup.GetStorageAccounts();

            _storageAccount = (await storageAccountCollection.CreateOrUpdateAsync(WaitUntil.Completed, accountName, GetDefaultStorageAccountParameters())).Value;
            _queueService   = _storageAccount.GetQueueService();
            _queueService   = await _queueService.GetAsync();

            _storageQueueCollection = _queueService.GetStorageQueues();
        }
        public async Task UpdateQueueService()
        {
            //update cors
            CorsRules cors = new CorsRules();

            cors.CorsRulesValue.Add(new CorsRule(
                                        allowedHeaders: new string[] { "x-ms-meta-abc", "x-ms-meta-data*", "x-ms-meta-target*" },
                                        allowedMethods: new CorsRuleAllowedMethodsItem[] { "GET", "HEAD", "POST", "OPTIONS", "MERGE", "PUT" },
                                        allowedOrigins: new string[] { "http://www.contoso.com", "http://www.fabrikam.com" },
                                        exposedHeaders: new string[] { "x-ms-meta-*" },
                                        maxAgeInSeconds: 100));
            QueueServiceData parameter = new QueueServiceData()
            {
                Cors = cors,
            };

            _queueService = (await _queueService.CreateOrUpdateAsync(WaitUntil.Completed, parameter)).Value;

            //validate
            Assert.AreEqual(_queueService.Data.Cors.CorsRulesValue.Count, 1);
        }