private static void ValidateOutput(ProcessOutput output)
{
if (output.ExitCode != 0)
{
throw new TestInfrastructureException(string.Format("Process exited in error {0}", output.ToString()));
}
}
/// <summary>
/// Spawns a new process (platform independent)
/// </summary>
public static ProcessOutput ExecuteProcess(string processName, string args, int timeout = 300000)
{
var output = new ProcessOutput();
using (var process = new Process())
{
process.StartInfo.FileName = processName;
process.StartInfo.Arguments = args;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
//Hide the python window if possible
process.StartInfo.UseShellExecute = false;
process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
process.StartInfo.CreateNoWindow = true;
using (var outputWaitHandle = new AutoResetEvent(false))
using (var errorWaitHandle = new AutoResetEvent(false))
{
process.OutputDataReceived += (sender, e) =>
{
if (e.Data == null)
{
try
{
outputWaitHandle.Set();
}
catch
{
//probably is already disposed
}
}
else
{
output.OutputText.AppendLine(e.Data);
}
};
process.ErrorDataReceived += (sender, e) =>
{
if (e.Data == null)
{
try
{
errorWaitHandle.Set();
}
catch
{
//probably is already disposed
}
}
else
{
output.OutputText.AppendLine(e.Data);
}
};
process.Start();
process.BeginOutputReadLine();
process.BeginErrorReadLine();
if (process.WaitForExit(timeout) &&
outputWaitHandle.WaitOne(timeout) &&
errorWaitHandle.WaitOne(timeout))
{
// Process completed.
output.ExitCode = process.ExitCode;
}
else
{
// Timed out.
output.ExitCode = -1;
}
}
}
return(output);
}
/// <summary>
/// Spawns a new process (platform independent)
/// </summary>
public static ProcessOutput ExecuteProcess(string processName, string args, int timeout = 300000)
{
var output = new ProcessOutput();
using (var process = new Process())
{
process.StartInfo.FileName = processName;
process.StartInfo.Arguments = args;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
//Hide the python window if possible
process.StartInfo.UseShellExecute = false;
process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
process.StartInfo.CreateNoWindow = true;
using (var outputWaitHandle = new AutoResetEvent(false))
using (var errorWaitHandle = new AutoResetEvent(false))
{
process.OutputDataReceived += (sender, e) =>
{
if (e.Data == null)
{
try
{
outputWaitHandle.Set();
}
catch
{
//probably is already disposed
}
}
else
{
output.OutputText.AppendLine(e.Data);
}
};
process.ErrorDataReceived += (sender, e) =>
{
if (e.Data == null)
{
try
{
errorWaitHandle.Set();
}
catch
{
//probably is already disposed
}
}
else
{
output.OutputText.AppendLine(e.Data);
}
};
process.Start();
process.BeginOutputReadLine();
process.BeginErrorReadLine();
if (process.WaitForExit(timeout) &&
outputWaitHandle.WaitOne(timeout) &&
errorWaitHandle.WaitOne(timeout))
{
// Process completed.
output.ExitCode = process.ExitCode;
}
else
{
// Timed out.
output.ExitCode = -1;
}
}
}
return output;
}