public void SeqBatchErrorResponseShouldRetry()
{
var mockRequestFactory = new MockHttpWebRequestFactory();
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.RequestTimeout, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
var listener = new SeqTraceListener("http://testuri");
listener.BatchSize = 5;
listener.BatchTimeout = TimeSpan.FromMilliseconds(500);
listener.MaxRetries = 5;
listener.BatchSender.HttpWebRequestFactory = mockRequestFactory;
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 1, "Test Message 1");
Thread.Sleep(100);
listener.TraceEvent(null, "TestSource", TraceEventType.Information, 2, "Test Message 2");
Thread.Sleep(100);
// Before batch timeout, should have only received one
Assert.AreEqual(1, mockRequestFactory.RequestsCreated.Count);
var request0Body = mockRequestFactory.RequestsCreated[0].RequestBody;
Console.WriteLine(request0Body);
// After batch timeout, should have two requests (second got error response)
Thread.Sleep(500);
Assert.AreEqual(2, mockRequestFactory.RequestsCreated.Count);
var request1Body = mockRequestFactory.RequestsCreated[1].RequestBody;
Console.WriteLine(request1Body);
// After retry timeout, should have three requests
Thread.Sleep(1200);
Assert.AreEqual(3, mockRequestFactory.RequestsCreated.Count);
var request2Body = mockRequestFactory.RequestsCreated[2].RequestBody;
Console.WriteLine(request2Body);
Assert.AreEqual(request1Body, request2Body);
// Let background thread finish
Thread.Sleep(1000);
}
public void SeqHandlesBasicEvent()
{
var mockRequestFactory = new MockHttpWebRequestFactory();
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
var listener = new SeqTraceListener("http://testuri");
listener.BatchSize = 0;
listener.BatchSender.HttpWebRequestFactory = mockRequestFactory;
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 1, "Test Message");
Assert.AreEqual(1, mockRequestFactory.RequestsCreated.Count);
var request = mockRequestFactory.RequestsCreated[0];
Assert.AreEqual("POST", request.Method);
Assert.AreEqual("application/json; charset=utf-8", request.ContentType);
Assert.AreEqual("http://testuri/api/events/raw", request.Uri);
Assert.AreEqual(0, request.Headers.Count);
var requestBody = request.RequestBody;
Console.WriteLine(requestBody);
StringAssert.Contains(requestBody, "TestSource");
StringAssert.Contains(requestBody, "Test Message");
}
public void SeqHandlesDictionaryOperationAsProperties()
{
var mockRequestFactory = new MockHttpWebRequestFactory();
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
var listener = new SeqTraceListener("http://testuri");
listener.BatchSize = 0;
listener.BatchSender.HttpWebRequestFactory = mockRequestFactory;
var dictionaryData = new Dictionary <string, object>()
{
{ "a", 1 }
};
Trace.CorrelationManager.StartLogicalOperation(dictionaryData);
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 1, "x{0}", "y");
Trace.CorrelationManager.StopLogicalOperation();
Assert.AreEqual(1, mockRequestFactory.RequestsCreated.Count);
var request = mockRequestFactory.RequestsCreated[0];
var requestBody = request.RequestBody;
Console.WriteLine(requestBody);
StringAssert.Contains(requestBody, "\"MessageTemplate\":\"x{0}\"");
StringAssert.Contains(requestBody, "\"0\":\"y\"");
StringAssert.Contains(requestBody, "\"a\":1");
var regexData = new Regex("\"Data\":");
StringAssert.DoesNotMatch(requestBody, regexData);
var regexStack = new Regex("\"LogicalOperationStack\":");
StringAssert.DoesNotMatch(requestBody, regexStack);
}
public void SeqBatchFirstMessageSentImmediately()
{
var mockRequestFactory = new MockHttpWebRequestFactory();
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
var listener = new SeqTraceListener("http://testuri");
listener.BatchSize = 5;
listener.BatchTimeout = TimeSpan.FromMilliseconds(500);
listener.MaxRetries = 5;
listener.BatchSender.HttpWebRequestFactory = mockRequestFactory;
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 1, "Test Message");
// Although immediate, it is still async, so need to sleep thread
Thread.Sleep(200);
Assert.AreEqual(1, mockRequestFactory.RequestsCreated.Count);
// Let background thread finish
Thread.Sleep(1000);
}
public void SeqBatchErrorAbandonAfterMaxRetries()
{
var mockRequestFactory = new MockHttpWebRequestFactory();
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.RequestTimeout, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.RequestTimeout, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.RequestTimeout, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.RequestTimeout, null)
);
mockRequestFactory.ResponseQueue.Enqueue(
new MockHttpWebResponse(HttpStatusCode.OK, null)
);
var listener = new SeqTraceListener("http://testuri");
listener.BatchSize = 5;
listener.BatchTimeout = TimeSpan.FromMilliseconds(500);
listener.MaxRetries = 3;
listener.BatchSender.HttpWebRequestFactory = mockRequestFactory;
// First batch (okay)
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 1, "Test Message 1");
Thread.Sleep(100);
// Second batch (fail, plus 3 retry fails)
listener.TraceEvent(null, "TestSource", TraceEventType.Information, 2, "Poison Message 2");
Thread.Sleep(600);
// Wait (above) for the batch to have started
listener.TraceEvent(null, "TestSource", TraceEventType.Warning, 3, "Test Message 3");
Thread.Sleep(100);
// By now should have two requests (second got error response)
Assert.AreEqual(2, mockRequestFactory.RequestsCreated.Count);
var request0Body = mockRequestFactory.RequestsCreated[0].RequestBody;
Console.WriteLine(request0Body);
var request1Body = mockRequestFactory.RequestsCreated[1].RequestBody;
Console.WriteLine(request1Body);
// Three retries after 500, 1000, and 2000 ms, plus the 6th should have succeeded
Thread.Sleep(3500);
Assert.AreEqual(6, mockRequestFactory.RequestsCreated.Count);
var request4Body = mockRequestFactory.RequestsCreated[4].RequestBody;
Console.WriteLine(request4Body);
var request5Body = mockRequestFactory.RequestsCreated[5].RequestBody;
Console.WriteLine(request5Body);
Assert.AreEqual(request1Body, request4Body);
StringAssert.Contains(request0Body, "Test Message 1");
StringAssert.Contains(request1Body, "Poison Message 2");
StringAssert.Contains(request5Body, "Test Message 3");
// Let background thread finish
Thread.Sleep(1000);
}