public async Task UpdateStorageQueue()
{
//create storage queue
string storageQueueName = Recording.GenerateAssetName("testqueue");
StorageQueue queue1 = (await _storageQueueContainer.CreateOrUpdateAsync(storageQueueName, new StorageQueueData())).Value;
Assert.IsNotNull(queue1);
Assert.AreEqual(queue1.Id.Name, storageQueueName);
//update queue's meta data
StorageQueueData queueData = new StorageQueueData();
queueData.Metadata.Add("key1", "value1");
queueData.Metadata.Add("key2", "value2");
StorageQueue queue2 = await queue1.UpdateAsync(queueData);
//validate
Assert.NotNull(queue2);
Assert.NotNull(queue2.Data.Metadata);
Assert.AreEqual(queue2.Data.Metadata["key1"], "value1");
Assert.AreEqual(queue2.Data.Metadata["key2"], "value2");
}