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#!/usr/bin/perl

# Demonstrate subprocesses without POE::Wheel::Run.
# Test case for upcoming Reflex::Run, which drives IPC::Run.

use warnings;
use strict;
use lib qw(../lib);

use Runner;

my $cmd = [
$^X, '-MTime::HiRes=sleep', '-wle',
q($|=1;) .
q(for (1..3) { $_ = qq[pid($$) moo($_)]; print; warn "$_\n"; sleep rand; })
];

sub my_start {
my $cmd = shift;

use IPC::Run qw(start);
use Symbol qw(gensym);

my ($fh_in, $fh_out, $fh_err) = (gensym(), gensym(), gensym());

my $ipc_run = start(
$cmd,
'<pipe', $fh_in,
'>pipe', $fh_out,
'2>pipe', $fh_err,
) or die "IPC::Run start() failed: $? ($!)";

return($ipc_run, $fh_in, $fh_out, $fh_err);
}

my ($ipc_run_1, $runner_1);
{
($ipc_run_1, my($fh_in, $fh_out, $fh_err)) = my_start($cmd);

$runner_1 = Runner->new(
stdin => $fh_in,
stdout => $fh_out,
stderr => $fh_err,
pid => $ipc_run_1->{KIDS}[0]{PID},

on_stdout_closed => sub { print "runner_1 stdout closed\n" },
on_stderr_closed => sub { print "runner_1 stderr closed\n" },
on_stdout_data => sub { print "runner_1 stdout: $_[1]{data}" },
on_stderr_data => sub { print "runner_1 stderr: $_[1]{data}" },

on_exit => sub {
my ($self, $args) = @_;
warn "runner_1 child $args->{pid} exited: $args->{exit}\n";
$runner_1 = undef;
},
);
}

my ($ipc_run_2, $runner_2);
{
($ipc_run_2, my($fh_in, $fh_out, $fh_err)) = my_start($cmd);

$runner_2 = Runner->new(
stdin => $fh_in,
stdout => $fh_out,
stderr => $fh_err,
pid => $ipc_run_2->{KIDS}[0]{PID},

on_stdout_closed => sub { print "runner_2 stdout closed\n" },
on_stderr_closed => sub { print "runner_2 stderr closed\n" },
on_stdout_data => sub { print "runner_2 stdout: $_[1]{data}" },
on_stderr_data => sub { print "runner_2 stderr: $_[1]{data}" },

on_exit => sub {
my ($self, $args) = @_;
warn "runner_2 child $args->{pid} exited: $args->{exit}\n";
$runner_2 = undef;
},
);
}

Reflex->run_all();
exit;
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