use Test::More tests => 8;

sub begins_with
{
    my ($got, $exp) = @_;
    my $ok = substr($got,0,length $exp) eq $exp;
    if (!$ok)
    {
        diag "expected '$exp...'\n",
             "     got '$got'\n";
    }
    return $ok;
}

use_ok ('Time::Normalize');

# YMD export okay?
ok (defined &normalize_ymd, 'normalize_ymd sub imported');


# Figure out the month and day names in this locale
my ($JANUARY, $FEBRUARY, $MARCH, $APRIL, $MAY_FULL, $JUNE, $JULY, $AUGUST, $SEPTEMBER, $OCTOBER, $NOVEMBER, $DECEMBER);
my ($JAN, $FEB, $MAR, $APR, $MAY, $JUN, $JUL, $AUG, $SEP, $OCT, $NOV, $DEC);
my ($SUNDAY, $MONDAY, $TUESDAY, $WEDNESDAY, $THURSDAY, $FRIDAY, $SATURDAY);
my ($SUN, $MON, $TUE, $WED, $THU, $FRI, $SAT);
eval
{
    require I18N::Langinfo;
    I18N::Langinfo->import ('langinfo');
    ($JANUARY, $FEBRUARY, $MARCH, $APRIL, $MAY_FULL, $JUNE, $JULY, $AUGUST, $SEPTEMBER, $OCTOBER, $NOVEMBER, $DECEMBER)
        = map langinfo($_), I18N::Langinfo::MON_1(), I18N::Langinfo::MON_2(), I18N::Langinfo::MON_3(), I18N::Langinfo::MON_4(), I18N::Langinfo::MON_5(), I18N::Langinfo::MON_6(), I18N::Langinfo::MON_7(), I18N::Langinfo::MON_8(), I18N::Langinfo::MON_9(), I18N::Langinfo::MON_10(), I18N::Langinfo::MON_11(), I18N::Langinfo::MON_12();
    ($JAN, $FEB, $MAR, $APR, $MAY, $JUN, $JUL, $AUG, $SEP, $OCT, $NOV, $DEC)
        = map langinfo($_), I18N::Langinfo::ABMON_1(), I18N::Langinfo::ABMON_2(), I18N::Langinfo::ABMON_3(), I18N::Langinfo::ABMON_4(), I18N::Langinfo::ABMON_5(), I18N::Langinfo::ABMON_6(), I18N::Langinfo::ABMON_7(), I18N::Langinfo::ABMON_8(), I18N::Langinfo::ABMON_9(), I18N::Langinfo::ABMON_10(), I18N::Langinfo::ABMON_11(), I18N::Langinfo::ABMON_12();
    ($SUNDAY, $MONDAY, $TUESDAY, $WEDNESDAY, $THURSDAY, $FRIDAY, $SATURDAY)
        = map langinfo($_), I18N::Langinfo::DAY_1(), I18N::Langinfo::DAY_2(), I18N::Langinfo::DAY_3(), I18N::Langinfo::DAY_4(), I18N::Langinfo::DAY_5(), I18N::Langinfo::DAY_6(), I18N::Langinfo::DAY_7();
    ($SUN, $MON, $TUE, $WED, $THU, $FRI, $SAT)
        = map langinfo($_), I18N::Langinfo::ABDAY_1(), I18N::Langinfo::ABDAY_2(), I18N::Langinfo::ABDAY_3(), I18N::Langinfo::ABDAY_4(), I18N::Langinfo::ABDAY_5(), I18N::Langinfo::ABDAY_6(), I18N::Langinfo::ABDAY_7();
};
if ($@)
{
    ($JANUARY, $FEBRUARY, $MARCH, $APRIL, $MAY_FULL, $JUNE, $JULY, $AUGUST, $SEPTEMBER, $OCTOBER, $NOVEMBER, $DECEMBER)
        = qw(January February March April May June July August September October November December);
    ($JAN, $FEB, $MAR, $APR, $MAY, $JUN, $JUL, $AUG, $SEP, $OCT, $NOV, $DEC)
        = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
    ($SUNDAY, $MONDAY, $TUESDAY, $WEDNESDAY, $THURSDAY, $FRIDAY, $SATURDAY)
        = qw(Sunday Monday Tuesday Wednesday Thursday Friday Saturday);
    ($SUN, $MON, $TUE, $WED, $THU, $FRI, $SAT)
        = qw(Sun Mon Tue Wed Thu Fri Sat);
}


my ($year, $mon, $day, $dow, $dname, $dab, $mname, $mab, $hash);

# Simple basic case
eval {($year, $mon, $day, $dow, $dname, $dab, $mname, $mab) = normalize_ymd3(2005, 11, 8) };
is ($@,    '', q{basic test: no error});
is_deeply ([$year, $mon, $day, $dow, $dname, $dab, $mname, $mab],
           [2005, 11, '08', undef, undef, undef, undef, undef], 'basic test');

# Too many args
eval {($year, $mon, $day, $dow, $dname, $dab, $mname, $mab) = normalize_ymd3(2005, 11, 8, 'A.D.') };
ok (begins_with ($@, 'Too many arguments to normalize_ymd3'), q{too many ymd3 args});

# Too few args
eval {($year, $mon, $day, $dow, $dname, $dab, $mname, $mab) = normalize_ymd3(2005, 11) };
ok (begins_with ($@, 'Too few arguments to normalize_ymd3'), q{too few ymd3 args});

# Hash output
eval {$hash = normalize_ymd(2005, 11, 8) };
is ($@,    '', q{basic hash: no error});
is_deeply ([@$hash{qw(year mon day dow dow_name dow_abbr mon_name mon_abbr)}],
           [2005, 11, '08', 2, $TUESDAY, $TUE, $NOVEMBER, $NOV], 'basic hash');