#!/usr/bin/perl

use strict;
use warnings;

use Test::More 'no_plan';

use 5.008;

use IO::Handle;
use IO::Select;

use ok 'Crypt::Random::Source::Base::Handle';

{
	my ( $reader, $writer ) = map { IO::Handle->new } 1 .. 2;

	defined ( my $child = open my $fh, "-|" ) or die "open: $!";

	if ($child) {
		my $p = Crypt::Random::Source::Base::Handle->new( handle => $fh );

		$p->blocking(0);

		if ( IO::Select->new( $fh )->can_read(1) ) {
			is( $p->get(5), "foo", "underread due to blocking" );
			is( $p->get(5), '', "underread due to blocking" );
		}

		kill TERM => $child;
	} else {
		STDOUT->autoflush(1);

		print "foo";

		sleep 10;

		print "bar";

		exit;
	}
}