public async Task Test_CanReportExecutionStats_SerialCalls(int nReports)
{
StandardExecutionPerformanceMonitor perfMon =
new StandardExecutionPerformanceMonitor();
ConcurrentQueue <Tuple <string, long> > perfStatsToReport = GenerateSamplePerformanceStats(nReports,
out List <TaskPerformanceStats> expectedWrittenStats);
Mock <IExecutionPerformanceMonitorWriter> writerMock =
new Mock <IExecutionPerformanceMonitorWriter>();
List <TaskPerformanceStats> actualWrittenStats =
new List <TaskPerformanceStats>();
writerMock.Setup(w => w.WriteAsync(It.IsAny <IEnumerable <TaskPerformanceStats> >()))
.Callback <IEnumerable <TaskPerformanceStats> >(ws => actualWrittenStats.AddRange(ws));
await perfMon.StartFlushingAsync(writerMock.Object);
while (perfStatsToReport.TryDequeue(out Tuple <string, long> execTime))
{
await perfMon.ReportExecutionTimeAsync(execTime.Item1, execTime.Item2, 0);
}
await perfMon.StopFlushingAsync();
CollectionAssert.AreEquivalent(expectedWrittenStats,
actualWrittenStats);
}
public async Task Test_CanReportExecutionStats_ParallelCalls(int nReports, int nProducers)
{
StandardExecutionPerformanceMonitor perfMon =
new StandardExecutionPerformanceMonitor();
ConcurrentQueue <Tuple <string, long> > perfStatsToReport = GenerateSamplePerformanceStats(nReports,
out List <TaskPerformanceStats> expectedWrittenStats);
Mock <IExecutionPerformanceMonitorWriter> writerMock =
new Mock <IExecutionPerformanceMonitorWriter>();
ConcurrentBag <TaskPerformanceStats> actualWrittenStats =
new ConcurrentBag <TaskPerformanceStats>();
Task[] producers = new Task[nProducers];
writerMock.Setup(w => w.WriteAsync(It.IsAny <IEnumerable <TaskPerformanceStats> >()))
.Callback <IEnumerable <TaskPerformanceStats> >(ws =>
{
foreach (TaskPerformanceStats s in ws)
{
actualWrittenStats.Add(s);
}
});
await perfMon.StartFlushingAsync(writerMock.Object);
for (int i = 0; i < nProducers; i++)
{
producers[i] = Task.Run(async() =>
{
while (perfStatsToReport.TryDequeue(out Tuple <string, long> execTime))
{
await perfMon.ReportExecutionTimeAsync(execTime.Item1, execTime.Item2, 0);
}
});
}
await Task.WhenAll(producers);
await perfMon.StopFlushingAsync();
CollectionAssert.AreEquivalent(expectedWrittenStats.ToArray(),
actualWrittenStats.ToArray());
}