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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace CoreclrTestLib
{
public class CoreclrTestWrapperLib
{
public const int EXIT_SUCCESS_CODE = 0;
public const string TIMEOUT_ENVIRONMENT_VAR = "__TestTimeout";
// Default timeout set to 10 minutes
public const int DEFAULT_TIMEOUT = 1000 * 60*10;
public const string GC_STRESS_LEVEL = "__GCSTRESSLEVEL";
public int RunTest(string executable, string outputFile, string errorFile)
{
Debug.Assert(outputFile != errorFile);
int exitCode = -100;
// If a timeout was given to us by an environment variable, use it instead of the default
// timeout.
string environmentVar = Environment.GetEnvironmentVariable(TIMEOUT_ENVIRONMENT_VAR);
int timeout = environmentVar != null ? int.Parse(environmentVar) : DEFAULT_TIMEOUT;
string gcstressVar = Environment.GetEnvironmentVariable(GC_STRESS_LEVEL);
// Check if we are running in Windows
string operatingSystem = System.Environment.GetEnvironmentVariable("OS");
bool runningInWindows = (operatingSystem != null && operatingSystem.StartsWith("Windows"));
var outputStream = new FileStream(outputFile, FileMode.Create);
var errorStream = new FileStream(errorFile, FileMode.Create);
using (var outputWriter = new StreamWriter(outputStream))
using (var errorWriter = new StreamWriter(errorStream))
using (Process process = new Process())
{
if (gcstressVar!=null)
{
//Note: this is not the best way to set the Env, but since we are using
//Desktop to start the tests, this Env will affect the test harness behavior
process.StartInfo.EnvironmentVariables["COMPlus_GCStress"] = gcstressVar;
}
// Windows can run the executable implicitly
if (runningInWindows)
{
process.StartInfo.FileName = executable;
}
// Non-windows needs to be told explicitly to run through /bin/bash shell
else
{
process.StartInfo.FileName = "/bin/bash";
process.StartInfo.Arguments = executable;
}
process.StartInfo.UseShellExecute = false;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
process.Start();
Task copyOutput = process.StandardOutput.BaseStream.CopyToAsync(outputStream);
Task copyError = process.StandardError.BaseStream.CopyToAsync(errorStream);
bool completed = process.WaitForExit(timeout);
copyOutput.Wait(timeout);
copyError.Wait(timeout);
if (completed)
{
// Process completed. Check process.ExitCode here.
exitCode = process.ExitCode;
}
else
{
// Timed out.
outputWriter.WriteLine("cmdLine:" + executable + " Timed Out");
errorWriter.WriteLine("cmdLine:" + executable + " Timed Out");
}
outputWriter.WriteLine("Test Harness Exitcode is : " + exitCode.ToString());
outputWriter.Flush();
errorWriter.Flush();
}
return exitCode;
}
}
}
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