public void Failure_Without_ExceptionDetails_should_not_group()
{
var grouper = new ExceptionTypeAndStackTraceMessageGrouper();
var failureWithoutExceptionDetails = new FailureDetails();
var classification = grouper.ClassifyFailure(failureWithoutExceptionDetails);
Assert.IsNull(classification);
}
static FailureDetails CreateFailureDetailsWithStackTrace(string stackTrace)
{
var failureWithEmptyStackTrace = new FailureDetails
{
Exception = new ExceptionDetails
{
StackTrace = stackTrace,
ExceptionType = "exceptionType"
}
};
return failureWithEmptyStackTrace;
}
FailureDetails ParseFailureDetails(Dictionary <string, string> headers)
{
var result = new FailureDetails();
DictionaryExtensions.CheckIfKeyExists("NServiceBus.TimeOfFailure", headers, s => result.TimeOfFailure = DateTimeExtensions.ToUtcDateTime(s));
result.Exception = GetException(headers);
result.AddressOfFailingEndpoint = headers[FaultsHeaderKeys.FailedQ];
return(result);
}
FailureDetails ParseFailureDetails(Dictionary<string, string> headers)
{
var result = new FailureDetails();
DictionaryExtensions.CheckIfKeyExists("NServiceBus.TimeOfFailure", headers, s => result.TimeOfFailure = DateTimeExtensions.ToUtcDateTime(s));
result.Exception = GetException(headers);
result.AddressOfFailingEndpoint = headers[FaultsHeaderKeys.FailedQ];
return result;
}
public string ClassifyFailure(FailureDetails failureDetails)
{
var exception = failureDetails.Exception;
if (exception == null)
return null;
if(string.IsNullOrWhiteSpace(exception.StackTrace))
return GetNonStandardClassification(exception.ExceptionType);
var firstStackTraceFrame = StackTraceParser.Parse(exception.StackTrace).FirstOrDefault();
if (firstStackTraceFrame != null)
return exception.ExceptionType + ": " + firstStackTraceFrame.ToMethodIdentifier();
return GetNonStandardClassification(exception.ExceptionType);
}