public void Batch_Persistance_Is_Triggered_By_Entries_Amount()
{
var shouldSucceed = false;
Task failure(object[] items)
{
Assert.AreEqual(100, items.Length);
shouldSucceed = true;
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <object>(TimeSpan.FromHours(1), 100, failure))
{
var data = _fixture.CreateMany <object>(100);
foreach (var obj in data)
{
submitter.Enqueue(obj);
}
Task.Delay(50).Wait();
Assert.IsTrue(shouldSucceed);
}
}
public void Batch_Persistance_Is_Triggered_By_Time_Expiration()
{
var shouldSucceed = false;
Task write(DateTime[] times)
{
Assert.AreEqual(1, times.Length);
foreach (var time in times)
{
Assert.That(DateTimeOffset.UtcNow - time, Is.InRange(TimeSpan.FromSeconds(1), TimeSpan.FromMilliseconds(1300)));
}
shouldSucceed = true;
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <DateTime>(TimeSpan.FromSeconds(1), 100, write))
{
submitter.Enqueue(DateTime.UtcNow);
Task.Delay(TimeSpan.FromSeconds(2)).Wait();
}
Assert.IsTrue(shouldSucceed);
}
public void Batch_Persistance_Is_Not_Triggered_If_There_Are_No_Entries()
{
Task failure(object[] items)
{
Assert.Fail();
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <object>(TimeSpan.FromMilliseconds(100), 1, failure))
{
Task.Delay(200).Wait();
}
}
public void Batch_Persistance_Is_Triggered_By_Disposing()
{
var shouldSucceed = false;
Task write(object[] data)
{
Assert.AreEqual(1, data.Length);
shouldSucceed = true;
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <object>(TimeSpan.FromHours(1), 10, write))
{
submitter.Enqueue(new object());
}
Assert.IsTrue(shouldSucceed);
}
public void Batch_Persistence_Is_Triggered_By_Entries_Amount_Extends_Batch_Lifetime()
{
var batchTimes = new List <DateTime>();
var batchCounts = new List <int>();
Task write(object[] items)
{
batchTimes.Add(DateTime.UtcNow);
batchCounts.Add(items.Length);
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <object>(TimeSpan.FromSeconds(1), 10, write))
{
var data = _fixture.CreateMany <object>(9);
foreach (var userLogRequest in data)
{
submitter.Enqueue(userLogRequest);
}
//Wait half of a batch lifetime
Task.Delay(500).Wait();
//Complete batch
submitter.Enqueue(new object());
//Perform a batch
Task.Delay(50).Wait();
//Fill new batch
submitter.Enqueue(new object());
//Let batch time elapse
Task.Delay(2000).Wait();
Assert.AreEqual(2, batchTimes.Count);
Assert.AreEqual(10, batchCounts.First());
Assert.AreEqual(1, batchCounts.Last());
}
}
static async Task Main()
{
Console.Title = "UserApplication";
var batchSubmitter = new BatchSubmitter(ServerInfo.UserApplicationWebBackendBaseAddress);
using (var hubConnection = new HubConnection(ServerInfo.UserApplicationWebBackendBaseAddress))
{
var hubProxy = hubConnection.CreateHubProxy("UserApplicationHub");
hubProxy.On <string>("PushStatusUpdate", Console.WriteLine);
await hubConnection.Start()
.ConfigureAwait(false);
Console.WriteLine("Press 'S' to send a batch request.");
Console.WriteLine("Press the escape key to exit");
while (true)
{
var key = Console.ReadKey();
Console.WriteLine();
if (key.Key == ConsoleKey.S)
{
Console.WriteLine("Input a batch id and press enter.");
Console.Write("Batch id: ");
var batchId = Console.ReadLine().Replace("Batch id: ", "");
await batchSubmitter.Submit(batchId, BatchData.Generate()).ConfigureAwait(false);
}
else if (key.Key == ConsoleKey.Escape)
{
break;
}
}
hubConnection.Stop();
}
}
public void Batch_Persistance_Is_Not_Triggered_If_Entries_Amount_Not_Reached_And_Batch_Lifetime_Is_Expired()
{
var shouldSucceed = false;
Task failure(object[] items)
{
Assert.IsTrue(shouldSucceed);
return(Task.CompletedTask);
}
using (var submitter = new BatchSubmitter <object>(TimeSpan.FromHours(1), 100, failure))
{
var data = _fixture.CreateMany <object>(90);
foreach (var obj in data)
{
submitter.Enqueue(obj);
}
Task.Delay(50);
shouldSucceed = true;
}
}
