1#!./perl
2
3# $RCSfile: time.t,v $$Revision: 4.1 $$Date: 92/08/07 18:28:32 $
4
5if ( $does_gmtime = gmtime(time) ) { 
6    print "1..7\n" 
7}
8else { 
9    print "1..4\n" 
10}
11
12
13my $test = 1;
14sub ok ($$) {
15    my($ok, $name) = @_;
16
17    # You have to do it this way or VMS will get confused.
18    print $ok ? "ok $test - $name\n" : "not ok $test - $name\n";
19
20    printf "# Failed test at line %d\n", (caller)[2] unless $ok;
21
22    $test++;
23    return $ok;
24}
25
26
27($beguser,$begsys) = times;
28
29$beg = time;
30
31while (($now = time) == $beg) { sleep 1 }
32
33ok($now > $beg && $now - $beg < 10,             'very basic time test');
34
35for ($i = 0; $i < 100000; $i++) {
36    ($nowuser, $nowsys) = times;
37    $i = 200000 if $nowuser > $beguser && ( $nowsys >= $begsys || 
38                                            (!$nowsys && !$begsys));
39    last if time - $beg > 20;
40}
41
42ok($i >= 200000,                                'very basic times test');
43
44($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($beg);
45($xsec,$foo) = localtime($now);
46$localyday = $yday;
47
48ok($sec != $xsec && $mday && $year,             'localtime() list context');
49
50ok(localtime() =~ /^(Sun|Mon|Tue|Wed|Thu|Fri|Sat)[ ]
51                    (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)[ ]
52                    ([ \d]\d)\ (\d\d):(\d\d):(\d\d)\ (\d{4})$
53                  /x,
54   'localtime(), scalar context'
55  );
56
57exit 0 unless $does_gmtime;
58
59($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime($beg);
60($xsec,$foo) = localtime($now);
61
62ok($sec != $xsec && $mday && $year,             'gmtime() list context');
63
64my $day_diff = $localyday - $yday;
65ok( grep({ $day_diff == $_ } (0, 1, -1, 364, 365, -364, -365)),
66                     'gmtime() and localtime() agree what day of year');
67
68
69# This could be stricter.
70ok(gmtime() =~ /^(Sun|Mon|Tue|Wed|Thu|Fri|Sat)[ ]
71                 (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)[ ]
72                 ([ \d]\d)\ (\d\d):(\d\d):(\d\d)\ (\d{4})$
73               /x,
74   'gmtime(), scalar context'
75  );
76