public void PerformanceTest()
{
int BACKLOG = 1000;
// Seed the queue with a backlog.
CreateTempDirs();
FileSystemNotificationQueue Q = new FileSystemNotificationQueue
(INBOX_DIR, INPROCESS_DIR, SUCCESS_DIR, FAILURE_DIR);
for (int i = 0; i < BACKLOG; i++)
{
Q.Send(new NotificationQueueMessage(GetRandomId(), GetRandomType(), GetRandomOrderId(), XML));
}
// Sleep 30 seconds to make sure the notification files are old enough.
Thread.Sleep(30000);
// Run the actual test.
DateTime StartTime = DateTime.Now;
for (int i = 0; i < BACKLOG; i++)
{
Q.Send(new NotificationQueueMessage(GetRandomId(), GetRandomType(), GetRandomOrderId(), XML));
NotificationQueueMessage M = Q.Receive();
Q.ProcessingSucceeded(M);
}
TimeSpan Duration = DateTime.Now.Subtract(StartTime);
Console.WriteLine("Took {0} seconds to catch up with a backlog of {1} messages, while new ones were being added.", Duration.TotalSeconds, BACKLOG);
Console.WriteLine("Throughput: {0} messages per second.", BACKLOG / Duration.TotalSeconds);
}
public void Create()
{
string Id = "85f54628-538a-44fc-8605-ae62364f6c71";
string Type = "order-state-change-notification";
string OrderId = "841171949013218";
string Xml = "<a>blah</a>\n<b>blah</b>";
NotificationQueueMessage M = new NotificationQueueMessage(Id, Type, OrderId, Xml);
Assert.AreEqual(Id, M.Id);
Assert.AreEqual(Type, M.Type);
Assert.AreEqual(OrderId, M.OrderId);
Assert.AreEqual(Xml, M.Xml);
}
public void Create()
{
string Id = "85f54628-538a-44fc-8605-ae62364f6c71";
string Type = "order-state-change-notification";
string OrderId = "841171949013218";
string Xml = "<a>blah</a>\n<b>blah</b>";
NotificationQueueMessage M = new NotificationQueueMessage(Id, Type, OrderId, Xml);
Assert.AreEqual(Id, M.Id);
Assert.AreEqual(Type, M.Type);
Assert.AreEqual(OrderId, M.OrderId);
Assert.AreEqual(Xml, M.Xml);
}
public async Task AddNotificationQueueMessageAsync(NotificationTemplate template, int id, Guid userGuid, string queueName = null)
{
// Load Default Queue Name.
queueName = queueName ?? ConfigurationManager.AppSettings["NotificationQueue"];
// Create Message.
var message = new NotificationQueueMessage
{
TemplateName = template,
Identifier = id,
UserGuid = userGuid,
TimestampOffset = DateTimeOffset.UtcNow
};
var cloudQueueMessage = new CloudQueueMessage(JsonConvert.SerializeObject(message));
// Add to Queue.
await AddCloudQueueMessageAsync(queueName, cloudQueueMessage);
}
public void ProcessFiles()
{
CreateTempDirs();
WriteFile(INBOX_DIR, FILENAME1, XML, 40);
WriteFile(INBOX_DIR, FILENAME2, XML, 50);
WriteFile(INBOX_DIR, FILENAME3, XML, 60);
FileSystemNotificationQueue Q = new FileSystemNotificationQueue
(INBOX_DIR, INPROCESS_DIR, SUCCESS_DIR, FAILURE_DIR);
Assert.AreEqual(3, Q.GetLength());
NotificationQueueMessage M = Q.Receive();
Assert.AreEqual("charge-amount-notification", M.Type);
Assert.AreEqual("345475345", M.OrderId);
Assert.AreEqual("3rcf-f4wtvgw-gwg5", M.Id);
Assert.AreEqual(2, Q.GetLength());
Assert.AreEqual(2, Directory.GetFiles(INBOX_DIR).Length);
Assert.AreEqual(1, Directory.GetFiles(INPROCESS_DIR).Length);
Assert.AreEqual(GetFullFileName(INPROCESS_DIR, FILENAME3), Directory.GetFiles(INPROCESS_DIR)[0]);
Assert.AreEqual(0, Directory.GetFiles(SUCCESS_DIR).Length);
Assert.AreEqual(0, Directory.GetFiles(FAILURE_DIR).Length);
Q.ProcessingSucceeded(M);
Assert.AreEqual(2, Directory.GetFiles(INBOX_DIR).Length);
Assert.AreEqual(0, Directory.GetFiles(INPROCESS_DIR).Length);
Assert.AreEqual(1, Directory.GetFiles(SUCCESS_DIR).Length);
Assert.AreEqual(GetFullFileName(SUCCESS_DIR, FILENAME3), Directory.GetFiles(SUCCESS_DIR)[0]);
Assert.AreEqual(0, Directory.GetFiles(FAILURE_DIR).Length);
M = Q.Receive();
Assert.AreEqual("order-state-change-notification", M.Type);
Assert.AreEqual("245629824", M.OrderId);
Assert.AreEqual("345g-3w4f-6yg4", M.Id);
Assert.AreEqual(1, Q.GetLength());
Assert.AreEqual(1, Directory.GetFiles(INBOX_DIR).Length);
Assert.AreEqual(1, Directory.GetFiles(INPROCESS_DIR).Length);
Assert.AreEqual(GetFullFileName(INPROCESS_DIR, FILENAME2), Directory.GetFiles(INPROCESS_DIR)[0]);
Assert.AreEqual(1, Directory.GetFiles(SUCCESS_DIR).Length);
Assert.AreEqual(0, Directory.GetFiles(FAILURE_DIR).Length);
Q.ProcessingFailed(M);
Assert.AreEqual(1, Directory.GetFiles(INBOX_DIR).Length);
Assert.AreEqual(0, Directory.GetFiles(INPROCESS_DIR).Length);
Assert.AreEqual(1, Directory.GetFiles(SUCCESS_DIR).Length);
Assert.AreEqual(1, Directory.GetFiles(FAILURE_DIR).Length);
Assert.AreEqual(GetFullFileName(FAILURE_DIR, FILENAME2), Directory.GetFiles(FAILURE_DIR)[0]);
}
static void Main(string[] args)
{
INotificationQueue Q = new FileSystemNotificationQueue(
GetPathFromConfigFile("InboxDir"),
GetPathFromConfigFile("InProcessDir"),
GetPathFromConfigFile("SuccessDir"),
GetPathFromConfigFile("FailureDir"));
while (true)
{
Console.WriteLine("\nWaiting for the next notification.");
NotificationQueueMessage M = Q.Receive();
Console.WriteLine("Processing {0} for order {1}.", M.Type, M.OrderId);
try {
ProcessNotification(M.Type, M.Xml);
Q.ProcessingSucceeded(M);
}
catch (Exception e) {
Console.WriteLine(e.ToString());
Q.ProcessingFailed(M);
}
Console.WriteLine("{0} notifications in queue.", Q.GetLength());
}
}