public async Task Kill_ExitedNonChildProcess_DoesNotThrow(bool killTree)
{
// In this test, we kill a process in a way the Process instance
// is not aware the process has terminated when we invoke Process.Kill.
DateTime start = DateTime.UtcNow;
using (Process nonChildProcess = CreateNonChildProcess())
{
// Kill the process.
int rv = kill(nonChildProcess.Id, SIGKILL);
Assert.Equal(0, rv);
// Wait until the process is reaped.
while (rv == 0)
{
rv = kill(nonChildProcess.Id, 0);
if (rv == 0)
{
// process still exists, wait some time.
await Task.Delay(100);
}
DateTime now = DateTime.UtcNow;
if (start.Ticks + (Helpers.PassingTestTimeoutMilliseconds * 10_000) <= now.Ticks)
{
Console.WriteLine("{0} Failed to kill process {1} started at {2}", now, nonChildProcess.Id, start);
Helpers.DumpAllProcesses();
Assert.True(false, "test timed out");
}
}
// Call Process.Kill.
nonChildProcess.Kill(killTree);
}
Process CreateNonChildProcess()
{
// Create a process that isn't a direct child.
int nonChildPid = -1;
RemoteInvokeHandle createNonChildProcess = RemoteExecutor.Invoke(arg =>
{
RemoteInvokeHandle nonChildProcess = RemoteExecutor.Invoke(
// Process that lives as long as the test process.
testProcessPid => Process.GetProcessById(int.Parse(testProcessPid)).WaitForExit(), arg,
// Don't pass our standard out to the sleepProcess or the ReadToEnd below won't return.
new RemoteInvokeOptions { StartInfo = new ProcessStartInfo() { RedirectStandardOutput = true } });
using (nonChildProcess)
{
Console.WriteLine(nonChildProcess.Process.Id);
// Don't wait for the process to exit.
nonChildProcess.Process = null;
}
}, Process.GetCurrentProcess().Id.ToString(), new RemoteInvokeOptions { StartInfo = new ProcessStartInfo() { RedirectStandardOutput = true } });
using (createNonChildProcess)
{
nonChildPid = int.Parse(createNonChildProcess.Process.StandardOutput.ReadToEnd());
}
return Process.GetProcessById(nonChildPid);
}
}