public void TestEventsAreSentCorrectly()
{
var ex = new Exception("Hello");
string msg1 = "Event1";
string msg2 = "Event2";
SystemEvents.DispatchDiagnosicEvent(msg1, LogLevel.Error);
SystemEvents.DispatchDiagnosicEvent(msg2, LogLevel.Fatal, ex);
var events = _genertorUnderTest.GetEvents().Cast <Diagnostic>().ToList();
Assert.AreEqual(2, events.Count());
var pid = Process.GetCurrentProcess().Id;
var tid = Thread.CurrentThread.ManagedThreadId;
var actualEvent = events.ElementAt(0);
Assert.AreEqual(pid, actualEvent.Payload.First().ProcessId);
Assert.AreEqual(tid, actualEvent.Payload.First().ThreadId);
Assert.AreEqual(msg1, actualEvent.Payload.First().Message);
Assert.AreEqual(LogLevel.Error.ToString(), actualEvent.Payload.First().Severity);
Assert.AreEqual(ThreadContext.Get().ExecutionId, actualEvent.Payload.First().CorrelationId);
actualEvent = events.ElementAt(1);
Assert.AreEqual(pid, actualEvent.Payload.First().ProcessId);
Assert.AreEqual(tid, actualEvent.Payload.First().ThreadId);
Assert.AreEqual(ex.FormatExceptionMessage(msg2), actualEvent.Payload.First().Message);
Assert.AreEqual(LogLevel.Fatal.ToString(), actualEvent.Payload.First().Severity);
Assert.AreEqual(ThreadContext.Get().ExecutionId, actualEvent.Payload.First().CorrelationId);
}
public void TestQueueSizeDoesNotPassLimit()
{
var internalQueueSize = (uint)(AgentConfiguration.RemoteConfiguration.MaxLocalCacheSize * 0.2);
string msg1 = "Event1";
SystemEvents.DispatchDiagnosicEvent(msg1, LogLevel.Error);
var events = _genertorUnderTest.GetEvents().Cast <Diagnostic>();
var eventSize = events.First().EstimatedSize;
uint totalSize = 0;
while (totalSize < 6 * internalQueueSize)
{
SystemEvents.DispatchDiagnosicEvent(msg1, LogLevel.Error);
totalSize += eventSize;
}
events = _genertorUnderTest.GetEvents().Cast <Diagnostic>();
uint actualSize = 0;
foreach (var ev in events)
{
actualSize += ev.EstimatedSize;
}
Assert.IsTrue(actualSize <= internalQueueSize);
}
/// <summary>
/// Send a diagnostic event corresponding to a log
/// </summary>
/// <param name="message">The message</param>
/// <param name="level">The severity level of the diagnostic event</param>
/// <param name="correlationId">current correlation id</param>
private static void SendDiagnosticEvent(string message, LogLevel level, Guid correlationId)
{
//the logger could potentially reach a circular call when sending diagnostic events, don't send yet another diagnostic event if that happens
var stackTraceFrames = new StackTrace().GetFrames();
int currentMethodCount = stackTraceFrames.Count(frame => frame.GetMethod().Equals(stackTraceFrames[0].GetMethod()));
if (currentMethodCount > 1)
{
return;
}
SystemEvents.DispatchDiagnosicEvent(message, level);
}
public void TestQueueIsClearedAfterGetEvents()
{
var ex = new Exception("Hello");
string msg1 = "Event1";
string msg2 = "Event2";
SystemEvents.DispatchDiagnosicEvent(msg1, LogLevel.Error);
SystemEvents.DispatchDiagnosicEvent(msg2, LogLevel.Fatal, ex);
var events = _genertorUnderTest.GetEvents().Cast <Diagnostic>();
Assert.AreEqual(2, events.Count());
events = _genertorUnderTest.GetEvents().Cast <Diagnostic>();
Assert.AreEqual(0, events.Count());
}