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using System;
using System.Collections.Generic;
using Microsoft.Diagnostics.Tracing;
using Microsoft.Diagnostics.Tracing.Parsers;
using Microsoft.Diagnostics.Tracing.Parsers.Clr;
using System.IO;
using System.Linq;
using Tracing.Tests.Common;
namespace Tracing.Tests
{
public static class TraceValidationRundown
{
public static int Main(string[] args)
{
// Additional assemblies will be seen, but these are ones we must see
string[] AssembliesExpected = new string[] {
"Common",
"Rundown", // this assembly
"System.Runtime",
"System.Diagnostics.Tracing",
"System.Private.CoreLib"
};
using (var netPerfFile = NetPerfFile.Create(args))
{
Console.WriteLine("\tStart: Enable tracing.");
TraceControl.EnableDefault(netPerfFile.Path);
Console.WriteLine("\tEnd: Enable tracing.\n");
// Since all we care about is rundown, there is nothing to do there
Console.WriteLine("\tStart: Disable tracing.");
TraceControl.Disable();
Console.WriteLine("\tEnd: Disable tracing.\n");
Console.WriteLine("\tStart: Process the trace file.");
var assembliesLoaded = new List<string>();
int nonMatchingEventCount = 0;
using (var trace = TraceEventDispatcher.GetDispatcherFromFileName(netPerfFile.Path))
{
var rundownParser = new ClrRundownTraceEventParser(trace);
rundownParser.LoaderAssemblyDCStop += delegate(AssemblyLoadUnloadTraceData data)
{
var nameIndex = Array.IndexOf(data.PayloadNames, ("FullyQualifiedAssemblyName"));
if(nameIndex >= 0)
{
// Add the assembly name to a set to verify later
assembliesLoaded.Add(((string)data.PayloadValue(nameIndex)).Split(',')[0]);
}
else
{
nonMatchingEventCount++;
}
};
trace.Process();
}
Console.WriteLine("\tEnd: Processing events from file.\n");
foreach (var expected in AssembliesExpected)
{
Assert.True($"Assembly {expected} in loaded assemblies", assembliesLoaded.Any(loaded => String.Equals(loaded, expected, StringComparison.OrdinalIgnoreCase)));
}
Assert.Equal(nameof(nonMatchingEventCount), nonMatchingEventCount, 0);
}
return 100;
}
}
}
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