use strict;
use Test::More tests => 4;
use t::Watchdog;
BEGIN { require_ok "Time::HiRes"; }
use Config;
my $xdefine = '';
if (open(XDEFINE, "xdefine")) {
chomp($xdefine = <XDEFINE> || "");
close(XDEFINE);
}
my $can_subsecond_alarm =
defined &Time::HiRes::gettimeofday &&
defined &Time::HiRes::ualarm &&
defined &Time::HiRes::usleep &&
($Config{d_ualarm} || $xdefine =~ /-DHAS_UALARM/);
eval { Time::HiRes::sleep(-1) };
like $@, qr/::sleep\(-1\): negative time not invented yet/,
"negative time error";
SKIP: {
skip "no subsecond alarm", 2 unless $can_subsecond_alarm;
my $f = Time::HiRes::time;
print("# time...$f\n");
ok 1;
my $r = [Time::HiRes::gettimeofday()];
Time::HiRes::sleep (0.5);
printf("# sleep...%s\n", Time::HiRes::tv_interval($r));
ok 1;
}
1;