public ChartFormZed(RequestWriter requestWriter, string url = null, ChartTypes chartType = ChartTypes.TimeTakenPerRequest, Form parentForm = null)
{
InitializeComponent();
Url = url;
Results = requestWriter.GetResults();
RequestWriter = requestWriter;
ChartType = chartType;
ParentForm = null;
Text = "WebSurge - Request Times Taken";
}
public IEnumerable <UrlSummary> UrlSummary(RequestWriter requestWriter, int totalTimeTakenSecs)
{
// avoid divide by 0 error - assume at least 1 second
if (totalTimeTakenSecs == 0)
{
totalTimeTakenSecs = 1;
}
IEnumerable <HttpRequestData> resultData = requestWriter.GetResults();
var urls = resultData
.GroupBy(res => res.HttpVerb + " " + res.Url + (string.IsNullOrEmpty(res.Name) ? "" : " • " + res.Name),
rs => rs, (key, uls) =>
{
// Prevent multiple enumerations
var results = uls as IList <HttpRequestData> ?? uls.ToList();
return(new UrlSummary()
{
Url = key,
Results = new TestResult()
{
TimeTakenSecs = totalTimeTakenSecs,
TotalRequests = results.Count(),
FailedRequests = results.Count(u => u.IsError),
SuccessRequests = results.Count(u => !u.IsError),
RequestsPerSecond = ((decimal)results.Count() / (decimal)totalTimeTakenSecs),
MinRequestTimeMs = results.Min(u => u.TimeTakenMs),
MaxRequestTimeMs = results.Max(u => u.TimeTakenMs),
AvgRequestTimeMs = (decimal)results.Average(u => u.TimeTakenMs),
TotalBytesSent = results.Sum(req => req.ResponseLength),
TotalBytesPosted = results.Sum(req => string.IsNullOrEmpty(req.RequestContent) ? 0 : req.RequestContent.Length),
ErrorMessages = results
.GroupBy(x => x.ErrorMessage)
.Where(g => g.Key != null)
.Select(g => new ErrorMessage()
{
Message = g.Key,
Count = g.Count()
})
}
});
});
return(urls.ToList());
}
public TestResult ParseResults(RequestWriter requestWriter, int totalTimeSecs, int threads)
{
// avoid divide by zero errors
if (totalTimeSecs < 1)
{
totalTimeSecs = 1;
}
var results = requestWriter.GetResults();
var count = results.Count;
TestResult res;
if (count == 0)
{
return(res = new TestResult());
}
res = new TestResult()
{
TotalRequests = results.Count,
ThreadCount = threads,
TimeTakenSecs = totalTimeSecs,
FailedRequests = results.Count(req => req.IsError),
SuccessRequests = results.Count(req => !req.IsError),
RequestsPerSecond = ((decimal)results.Count / (decimal)totalTimeSecs),
AvgRequestTimeMs = (decimal)results.Average(req => req.TimeTakenMs),
MinRequestTimeMs = results.Min(req => req.TimeTakenMs),
MaxRequestTimeMs = results.Max(req => req.TimeTakenMs),
TotalBytesSent = results.Sum(req => req.ResponseLength),
TotalBytesPosted = results.Sum(req => string.IsNullOrEmpty(req.RequestContent) ? 0 : req.RequestContent.Length),
ErrorMessages = results
.GroupBy(x => x.ErrorMessage)
.Where(g => g.Key != null)
.Select(g => new ErrorMessage()
{
Message = g.Key,
Count = g.Count()
})
};
return(res);
}
public IEnumerable <RequestsPerSecondResult> RequestsPerSecond(RequestWriter requestWriter,
string url = null)
{
IEnumerable <HttpRequestData> resultData = requestWriter.GetResults();
if (!string.IsNullOrEmpty(url))
{
resultData = resultData.Where(rd => rd.Url.ToLower() == url.ToLower());
}
DateTime startTime = resultData.First().Timestamp;
var res = resultData.OrderBy(rd => rd.Timestamp)
.GroupBy(rd => (int)rd.Timestamp.Subtract(startTime).TotalSeconds,
rd => rd,
(second, rd) => new RequestsPerSecondResult()
{
Second = second, Requests = rd.Count()
});
return(res.ToList());
}
