#!./perl
BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
+ if ($ENV{PERL_CORE}){
+ chdir('t') if -d 't';
+ @INC = ('.', '../lib');
+ }
}
+use strict;
+
+use Config;
+use Test::More;
use Time::Local;
# Set up time values to test
-@time =
+my @time =
(
- #year,mon,day,hour,min,sec
+ #year,mon,day,hour,min,sec
[1970, 1, 2, 00, 00, 00],
[1980, 2, 28, 12, 00, 00],
[1980, 2, 29, 12, 00, 00],
[1999, 12, 31, 23, 59, 59],
[2000, 1, 1, 00, 00, 00],
[2010, 10, 12, 14, 13, 12],
+ # leap day
+ [2020, 2, 29, 12, 59, 59],
+ [2030, 7, 4, 17, 07, 06],
+# The following test fails on a surprising number of systems
+# so it is commented out. The end of the Epoch for a 32-bit signed
+# implementation of time_t should be Jan 19, 2038 03:14:07 UTC.
+# [2038, 1, 17, 23, 59, 59], # last full day in any tz
);
+my @bad_time =
+ (
+ # month too large
+ [1995, 13, 01, 01, 01, 01],
+ # day too large
+ [1995, 02, 30, 01, 01, 01],
+ # hour too large
+ [1995, 02, 10, 25, 01, 01],
+ # minute too large
+ [1995, 02, 10, 01, 60, 01],
+ # second too large
+ [1995, 02, 10, 01, 01, 60],
+ );
+
+my @neg_time =
+ (
+ # test negative epochs for systems that handle it
+ [ 1969, 12, 31, 16, 59, 59 ],
+ [ 1950, 04, 12, 9, 30, 31 ],
+ );
+
+# Leap year tests
+my @years =
+ (
+ [ 1900 => 0 ],
+ [ 1947 => 0 ],
+ [ 1996 => 1 ],
+ [ 2000 => 1 ],
+ [ 2100 => 0 ],
+ );
+
+# Use 3 days before the start of the epoch because with Borland on
+# Win32 it will work for -3600 _if_ your time zone is +01:00 (or
+# greater).
+my $neg_epoch_ok = defined ((localtime(-259200))[0]) ? 1 : 0;
+
# use vmsish 'time' makes for oddness around the Unix epoch
-if ($^O eq 'VMS') { $time[0][2]++ }
+if ($^O eq 'VMS') {
+ $time[0][2]++;
+ $neg_epoch_ok = 0; # time_t is unsigned
+}
+
+my $epoch_is_64 = eval { $Config{ivsize} == 8 && ( gmtime 2**40 )[5] == 34912 };
-print "1..", @time * 2 + 5, "\n";
+my $tests = (@time * 12);
+$tests += @neg_time * 12;
+$tests += @bad_time;
+$tests += @years;
+$tests += 23;
-$count = 1;
-for (@time) {
+plan tests => $tests;
+
+for (@time, @neg_time) {
my($year, $mon, $mday, $hour, $min, $sec) = @$_;
$year -= 1900;
- $mon --;
- my $time = timelocal($sec,$min,$hour,$mday,$mon,$year);
- # print scalar(localtime($time)), "\n";
- my($s,$m,$h,$D,$M,$Y) = localtime($time);
-
- if ($s == $sec &&
- $m == $min &&
- $h == $hour &&
- $D == $mday &&
- $M == $mon &&
- $Y == $year
- ) {
- print "ok $count\n";
- } else {
- print "not ok $count\n";
- }
- $count++;
-
- # Test gmtime function
- $time = timegm($sec,$min,$hour,$mday,$mon,$year);
- ($s,$m,$h,$D,$M,$Y) = gmtime($time);
-
- if ($s == $sec &&
- $m == $min &&
- $h == $hour &&
- $D == $mday &&
- $M == $mon &&
- $Y == $year
- ) {
- print "ok $count\n";
- } else {
- print "not ok $count\n";
+ $mon--;
+
+ SKIP: {
+ skip '1970 test on VOS fails.', 12
+ if $^O eq 'vos' && $year == 70;
+ skip 'this platform does not support negative epochs.', 12
+ if $year < 70 && ! $neg_epoch_ok;
+
+ {
+ my $year_in = $year < 70 ? $year + 1900 : $year;
+ my $time = timelocal($sec,$min,$hour,$mday,$mon,$year_in);
+
+ my($s,$m,$h,$D,$M,$Y) = localtime($time);
+
+ is($s, $sec, "timelocal second for @$_");
+ is($m, $min, "timelocal minute for @$_");
+ is($h, $hour, "timelocal hour for @$_");
+ is($D, $mday, "timelocal day for @$_");
+ is($M, $mon, "timelocal month for @$_");
+ is($Y, $year, "timelocal year for @$_");
+ }
+
+ {
+ my $year_in = $year < 70 ? $year + 1900 : $year;
+ my $time = timegm($sec,$min,$hour,$mday,$mon,$year_in);
+
+ my($s,$m,$h,$D,$M,$Y) = gmtime($time);
+
+ is($s, $sec, "timegm second for @$_");
+ is($m, $min, "timegm minute for @$_");
+ is($h, $hour, "timegm hour for @$_");
+ is($D, $mday, "timegm day for @$_");
+ is($M, $mon, "timegm month for @$_");
+ is($Y, $year, "timegm year for @$_");
+ }
}
- $count++;
}
-#print "Testing that the differences between a few dates makes sence...\n";
+for (@bad_time) {
+ my($year, $mon, $mday, $hour, $min, $sec) = @$_;
+ $year -= 1900;
+ $mon--;
+
+ eval { timegm($sec,$min,$hour,$mday,$mon,$year) };
+
+ like($@, qr/.*out of range.*/, 'invalid time caused an error');
+}
+
+{
+ is(timelocal(0,0,1,1,0,90) - timelocal(0,0,0,1,0,90), 3600,
+ 'one hour difference between two calls to timelocal');
+
+ is(timelocal(1,2,3,1,0,100) - timelocal(1,2,3,31,11,99), 24 * 3600,
+ 'one day difference between two calls to timelocal');
+
+ # Diff beween Jan 1, 1980 and Mar 1, 1980 = (31 + 29 = 60 days)
+ is(timegm(0,0,0, 1, 2, 80) - timegm(0,0,0, 1, 0, 80), 60 * 24 * 3600,
+ '60 day difference between two calls to timegm');
+}
+
+# bugid #19393
+# At a DST transition, the clock skips forward, eg from 01:59:59 to
+# 03:00:00. In this case, 02:00:00 is an invalid time, and should be
+# treated like 03:00:00 rather than 01:00:00 - negative zone offsets used
+# to do the latter
+{
+ my $hour = (localtime(timelocal(0, 0, 2, 7, 3, 102)))[2];
+ # testers in US/Pacific should get 3,
+ # other testers should get 2
+ ok($hour == 2 || $hour == 3, 'hour should be 2 or 3');
+}
+
+for my $p (@years) {
+ my ( $year, $is_leap_year ) = @$p;
+
+ my $string = $is_leap_year ? 'is' : 'is not';
+ is( Time::Local::_is_leap_year($year), $is_leap_year,
+ "$year $string a leap year" );
+}
+
+SKIP:
+{
+ skip 'this platform does not support negative epochs.', 6
+ unless $neg_epoch_ok;
+
+ eval { timegm(0,0,0,29,1,1900) };
+ like($@, qr/Day '29' out of range 1\.\.28/,
+ 'does not accept leap day in 1900');
+
+ eval { timegm(0,0,0,29,1,200) };
+ like($@, qr/Day '29' out of range 1\.\.28/,
+ 'does not accept leap day in 2100 (year passed as 200)');
+
+ eval { timegm(0,0,0,29,1,0) };
+ is($@, '', 'no error with leap day of 2000 (year passed as 0)');
+
+ eval { timegm(0,0,0,29,1,1904) };
+ is($@, '', 'no error with leap day of 1904');
+
+ eval { timegm(0,0,0,29,1,4) };
+ is($@, '', 'no error with leap day of 2004 (year passed as 4)');
+
+ eval { timegm(0,0,0,29,1,96) };
+ is($@, '', 'no error with leap day of 1996 (year passed as 96)');
+}
+
+SKIP:
+{
+ skip 'These tests require a system with 64-bit time_t.', 3
+ unless $epoch_is_64;
+
+ is( timegm( 8, 14, 3, 19, 0, ( 1900 + 138 ) ), 2**31,
+ 'can call timegm for 2**31 epoch seconds' );
+ is( timegm( 16, 28, 6, 7, 1, ( 1900 + 206 ) ), 2**32,
+ 'can call timegm for 2**32 epoch seconds (on a 64-bit system)' );
+ is( timegm( 16, 36, 0, 20, 1, ( 34912 + 1900 ) ), 2**40,
+ 'can call timegm for 2**40 epoch seconds (on a 64-bit system)' );
+}
-timelocal(0,0,1,1,0,90) - timelocal(0,0,0,1,0,90) == 3600
- or print "not ";
-print "ok ", $count++, "\n";
+SKIP:
+{
+ skip 'These tests only run for the package maintainer.', 8
+ unless $ENV{MAINTAINER};
-timelocal(1,2,3,1,0,100) - timelocal(1,2,3,31,11,99) == 24 * 3600
- or print "not ";
-print "ok ", $count++, "\n";
+ require POSIX;
-# Diff beween Jan 1, 1970 and Mar 1, 1970 = (31 + 28 = 59 days)
-timegm(0,0,0, 1, 2, 70) - timegm(0,0,0, 1, 0, 70) == 59 * 24 * 3600
- or print "not ";
-print "ok ", $count++, "\n";
+ local $ENV{TZ} = 'Europe/Vienna';
+ POSIX::tzset();
+ # 2001-10-28 02:30:00 - could be either summer or standard time,
+ # prefer earlier of the two, in this case summer
+ my $time = timelocal(0, 30, 2, 28, 9, 101);
+ is($time, 1004229000,
+ 'timelocal prefers earlier epoch in the presence of a DST change');
-#print "Testing timelocal.pl module too...\n";
-package test;
-require 'timelocal.pl';
-timegm(0,0,0,1,0,70) == main::timegm(0,0,0,1,0,70) or print "not ";
-print "ok ", $main::count++, "\n";
+ local $ENV{TZ} = 'America/Chicago';
+ POSIX::tzset();
-timelocal(1,2,3,4,5,78) == main::timelocal(1,2,3,4,5,78) or print "not ";
-print "ok ", $main::count++, "\n";
+ # Same local time in America/Chicago. There is a transition here
+ # as well.
+ $time = timelocal(0, 30, 1, 28, 9, 101);
+ is($time, 1004250600,
+ 'timelocal prefers earlier epoch in the presence of a DST change');
+
+ $time = timelocal(0, 30, 2, 1, 3, 101);
+ is($time, 986113800,
+ 'timelocal for non-existent time gives you the time one hour later');
+
+ local $ENV{TZ} = 'Australia/Sydney';
+ POSIX::tzset();
+ # 2001-03-25 02:30:00 in Australia/Sydney. This is the transition
+ # _to_ summer time. The southern hemisphere transitions are
+ # opposite those of the northern.
+ $time = timelocal(0, 30, 2, 25, 2, 101);
+ is($time, 985447800,
+ 'timelocal prefers earlier epoch in the presence of a DST change');
+
+ $time = timelocal(0, 30, 2, 28, 9, 101);
+ is($time, 1004200200,
+ 'timelocal for non-existent time gives you the time one hour later');
+
+ local $ENV{TZ} = 'Europe/London';
+ POSIX::tzset();
+ $time = timelocal( localtime(1111917720) );
+ is($time, 1111917720,
+ 'timelocal for round trip bug on date of DST change for Europe/London');
+
+ # There is no 1:00 AM on this date, as it leaps forward to
+ # 2:00 on the DST change - this should return 2:00 per the
+ # docs.
+ is( ( localtime( timelocal( 0, 0, 1, 27, 2, 2005 ) ) )[2], 2,
+ 'hour is 2 when given 1:00 AM on Europe/London date change' );
+
+ is( ( localtime( timelocal( 0, 0, 2, 27, 2, 2005 ) ) )[2], 2,
+ 'hour is 2 when given 2:00 AM on Europe/London date change' );
+}
+
+SKIP:
+{
+ skip 'These tests are only run when $ENV{PERL_CORE} is true.', 2
+ unless $ENV{PERL_CORE};
+
+ {
+ package test;
+ require 'timelocal.pl';
+
+ # need to get ok() from main package
+ ::is(timegm(0,0,0,1,0,80), main::timegm(0,0,0,1,0,80),
+ 'timegm in timelocal.pl');
+
+ ::is(timelocal(1,2,3,4,5,88), main::timelocal(1,2,3,4,5,88),
+ 'timelocal in timelocal.pl');
+ }
+}