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using System;
using System.IO;
using System.Diagnostics.Tracing;
using Tracing.Tests.Common;
namespace Tracing.Tests
{
[EventSource(Name = "SimpleEventSource")]
class SimpleEventSource : EventSource
{
public SimpleEventSource() : base(true) { }
[Event(1)]
internal void MathResult(int x, int y, int z, string formula) { this.WriteEvent(1, x, y, z, formula); }
}
class EventPipeSmoke
{
private static int messageIterations = 10000;
private static int trivialSize = 0x100000;
public static TraceConfiguration GetConfig(EventSource eventSource, string outputFile="default.netperf")
{
// Setup the configuration values.
uint circularBufferMB = 1024; // 1 GB
uint level = 5;//(uint)EventLevel.Informational;
TimeSpan profSampleDelay = TimeSpan.FromMilliseconds(1);
// Create a new instance of EventPipeConfiguration.
TraceConfiguration config = new TraceConfiguration(outputFile, circularBufferMB);
// Setup the provider values.
// Public provider.
string providerName = eventSource.Name;
UInt64 keywords = 0xffffffffffffffff;
// Enable the provider.
config.EnableProvider(providerName, keywords, level);
// Set the sampling rate.
config.SetSamplingRate(profSampleDelay);
return config;
}
static int Main(string[] args)
{
bool keepOutput = false;
// Use the first arg as an output filename if there is one
string outputFilename = null;
if (args.Length >= 1) {
outputFilename = args[0];
keepOutput = true;
}
else {
outputFilename = System.IO.Path.GetTempPath() + Guid.NewGuid().ToString() + ".netperf";
}
SimpleEventSource eventSource = new SimpleEventSource();
Console.WriteLine("\tStart: Enable tracing.");
TraceControl.Enable(GetConfig(eventSource, outputFilename));
Console.WriteLine("\tEnd: Enable tracing.\n");
Console.WriteLine("\tStart: Messaging.");
// Send messages
// Use random numbers and addition as a simple, human readble checksum
Random generator = new Random();
for(int i=0; i<messageIterations; i++)
{
int x = generator.Next(1,1000);
int y = generator.Next(1,1000);
string formula = String.Format("{0} + {1} = {2}", x, y, x+y);
eventSource.MathResult(x, y, x+y, formula);
}
Console.WriteLine("\tEnd: Messaging.\n");
Console.WriteLine("\tStart: Disable tracing.");
TraceControl.Disable();
Console.WriteLine("\tEnd: Disable tracing.\n");
FileInfo outputMeta = new FileInfo(outputFilename);
Console.WriteLine("\tCreated {0} bytes of data", outputMeta.Length);
bool pass = false;
if (outputMeta.Length > trivialSize){
pass = true;
}
if (keepOutput)
{
Console.WriteLine(String.Format("\tOutput file: {0}", outputFilename));
}
else
{
System.IO.File.Delete(outputFilename);
}
return pass ? 100 : -1;
}
}
}
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