From 0600390d2dc4cba49f523aa97e556bf8ae6a5bdf Mon Sep 17 00:00:00 2001
From: Leon Brocard <acme@astray.com>
Date: Tue, 2 Oct 2007 07:20:07 +0000
Subject: Update time.t to blead's as it was occasionally failing

git-svn-id: http://perl5005.googlecode.com/svn/trunk@16 e77bdc90-ac31-0410-a84a-cbf48518d05f
---
 Changes     |  5 +++++
 t/op/time.t | 72 ++++++++++++++++++++++++++++++++++++++++++++-----------------
 2 files changed, 57 insertions(+), 20 deletions(-)

diff --git a/Changes b/Changes
index 660d4a0fee..bab54d5bc1 100644
--- a/Changes
+++ b/Changes
@@ -79,6 +79,11 @@ Version 5.005_04        Fourth maintenance release of 5.005
 ----------------
 
 
+____________________________________________________________________________
+[      ] By: acme                                  on 2007/09/02  08:19:41
+        Log: Update time.t to blead's as it was occasionally failing
+     Branch: maint-5.005/perl
+           ! t/op/time.t
 ____________________________________________________________________________
 [      ] By: acme                                  on 2007/09/01  21:07:49
         Log: Fix IPC::SysV test under VC++ 6.0 (Thanks to Steve Hay)
diff --git a/t/op/time.t b/t/op/time.t
index 1bec442fe2..8489d891b9 100755
--- a/t/op/time.t
+++ b/t/op/time.t
@@ -1,9 +1,14 @@
 #!./perl
 
-# $RCSfile: time.t,v $$Revision: 4.1 $$Date: 92/08/07 18:28:32 $
+$does_gmtime = gmtime(time);
 
-if ($does_gmtime = gmtime(time)) { print "1..5\n" }
-else { print "1..3\n" }
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+    require './test.pl';
+}
+
+plan tests => 8;
 
 ($beguser,$begsys) = times;
 
@@ -11,37 +16,64 @@ $beg = time;
 
 while (($now = time) == $beg) { sleep 1 }
 
-if ($now > $beg && $now - $beg < 10){print "ok 1\n";} else {print "not ok 1\n";}
+ok($now > $beg && $now - $beg < 10,             'very basic time test');
 
-for ($i = 0; $i < 100000; $i++) {
+for ($i = 0; $i < 1_000_000; $i++) {
+    for my $j (1..100) {}; # burn some user cycles
     ($nowuser, $nowsys) = times;
-    $i = 200000 if $nowuser > $beguser && ( $nowsys > $begsys || 
+    $i = 2_000_000 if $nowuser > $beguser && ( $nowsys >= $begsys ||
                                             (!$nowsys && !$begsys));
     last if time - $beg > 20;
 }
 
-if ($i >= 200000) {print "ok 2\n";} else {print "not ok 2\n";}
+ok($i >= 2_000_000, 'very basic times test');
 
 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($beg);
 ($xsec,$foo) = localtime($now);
 $localyday = $yday;
 
-if ($sec != $xsec && $mday && $year)
-    {print "ok 3\n";}
-else
-    {print "not ok 3\n";}
+ok($sec != $xsec && $mday && $year,             'localtime() list context');
+
+ok(localtime() =~ /^(Sun|Mon|Tue|Wed|Thu|Fri|Sat)[ ]
+                    (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)[ ]
+                    ([ \d]\d)\ (\d\d):(\d\d):(\d\d)\ (\d{4})$
+                  /x,
+   'localtime(), scalar context'
+  );
+
+SKIP: {
+    # This conditional of "No tzset()" is stolen from ext/POSIX/t/time.t
+    skip "No tzset()", 1
+        if $^O eq "MacOS" || $^O eq "VMS" || $^O eq "cygwin" ||
+           $^O eq "djgpp" || $^O eq "MSWin32" || $^O eq "dos" ||
+           $^O eq "interix";
+
+# check that localtime respects changes to $ENV{TZ}
+$ENV{TZ} = "GMT-5";
+($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($beg);
+$ENV{TZ} = "GMT+5";
+($sec,$min,$hour2,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($beg);
+ok($hour != $hour2,                             'changes to $ENV{TZ} respected');
+}
 
-exit 0 unless $does_gmtime;
+SKIP: {
+    skip "No gmtime()", 3 unless $does_gmtime;
 
 ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime($beg);
 ($xsec,$foo) = localtime($now);
 
-if ($sec != $xsec && $mday && $year)
-    {print "ok 4\n";}
-else
-    {print "not ok 4\n";}
+ok($sec != $xsec && $mday && $year,             'gmtime() list context');
+
+my $day_diff = $localyday - $yday;
+ok( grep { $day_diff == $_ } (0, 1, -1, 364, 365, -364, -365),
+                     'gmtime() and localtime() agree what day of year');
 
-if (index(" :0:1:-1:364:365:-364:-365:",':' . ($localyday - $yday) . ':') > 0)
-    {print "ok 5\n";}
-else
-    {print "not ok 5\n";}
+
+# This could be stricter.
+ok(gmtime() =~ /^(Sun|Mon|Tue|Wed|Thu|Fri|Sat)[ ]
+                 (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)[ ]
+                 ([ \d]\d)\ (\d\d):(\d\d):(\d\d)\ (\d{4})$
+               /x,
+   'gmtime(), scalar context'
+  );
+}
-- 
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