7 use Test::More qw(no_plan);
9 # go to UTC to avoid DST issues around the world when testing
11 no warnings 'uninitialized';
16 # It looks like POSIX.xs claims that only VMS and Mac OS traditional
17 # don't have tzset(). A config setting might be helpful. Win32 actually
20 if $^O eq "MacOS" || $^O eq "VMS" || $^O eq "cygwin" ||
21 $^O eq "MSWin32" || $^O eq "dos" || $^O eq "interix" ||
24 my @tzname = tzname();
25 like($tzname[0], qr/[GMT|UTC]/i, "tzset() to GMT/UTC");
26 like($tzname[1], qr/[GMT|UTC]/i, "The whole year?");
29 # asctime and ctime...Let's stay below INT_MAX for 32-bits and
30 # positive for some picky systems.
32 is(asctime(localtime(0)), ctime(0), "asctime() and ctime() at zero");
33 is(asctime(localtime(12345678)), ctime(12345678), "asctime() and ctime() at 12345678");
35 # Careful! strftime() is locale sensative. Let's take care of that
36 my $orig_loc = setlocale(LC_TIME, "C") || die "Cannot setlocale() to C: $!";
37 if ($^O eq "MSWin32") {
38 is(ctime(0), strftime("%a %b %#d %H:%M:%S %Y\n", localtime(0)),
39 "get ctime() equal to strftime()");
41 is(ctime(0), strftime("%a %b %e %H:%M:%S %Y\n", localtime(0)),
42 "get ctime() equal to strftime()");
44 setlocale(LC_TIME, $orig_loc) || die "Cannot setlocale() back to orig: $!";
46 # Hard to test other than to make sure it returns something numeric and < 0
47 like(clock(), qr/\d*/, "clock() returns a numeric value");
48 ok(clock() > 0, "...and its greater than zero");
51 skip "No difftime()", 1 if $Config{d_difftime} ne 'define';
52 is(difftime(2, 1), 1, "difftime()");
56 skip "No mktime()", 1 if $Config{d_mktime} ne 'define';
58 is(mktime(localtime($time)), $time, "mktime()");