package t::QServer;
use strict;
use warnings;
use Test::More;
use Test::TCP;
use File::Which qw(which);
use FindBin qw/$Bin/;

use base qw(Exporter);
our @EXPORT = qw(test_qserver);

sub test_qserver(&;$) {
    my $cb        = shift;
    my $args      = shift;

    my $q = which 'q';
    unless ($q && -e $q && -x _) {
        plan skip_all => 'q not found in your PATH';
        return;
    }

    test_tcp
        server => sub {
            my $port = shift;

            open STDIN,  '<', '/dev/null' or die q/Can't redirect STDIN/;
            open STDOUT, '>', '/dev/null' or die q/Can't redirect STDOUT/;
            open STDERR, '>', '/dev/null' or die q/Can't redirect STDERR/;

            exec 'q', "$Bin/q/hang.q", '-p', $port if $args->{hang};
            exec 'q', '-p', $port;
        },
        client => sub {
            my $port = shift;
            $cb->($port);
        };
}

1;