use strict;
use warnings;
use lib qw( ./lib );
use Test::More tests => 36;
use DateTime::Format::ISO8601;
{
is( DateTime::Format::ISO8601->DefaultLegacyYear, 1 );
my $iso_parser = DateTime::Format::ISO8601->new;
is( $iso_parser->legacy_year, 1 );
}
foreach my $n ( 0, 1, undef ) {
DateTime::Format::ISO8601->DefaultLegacyYear( $n );
is( DateTime::Format::ISO8601->DefaultLegacyYear, $n );
my $iso_parser = DateTime::Format::ISO8601->new;
is( $iso_parser->legacy_year, $n );
}
foreach my $n ( -3 .. -1, 2 .. 4 ) {
eval { DateTime::Format::ISO8601->DefaultLegacyYear( $n ) };
like( $@, qr/did not pass the 'is 0, 1, or undef' callback/ );
}
DateTime::Format::ISO8601->DefaultLegacyYear( 1 );
foreach my $n ( 0, 1, undef ) {
my $iso_parser = DateTime::Format::ISO8601->new( legacy_year => $n );
isa_ok( $iso_parser, 'DateTime::Format::ISO8601' );
is( $iso_parser->legacy_year, $n );
{
my $iso_parser = DateTime::Format::ISO8601->new->set_legacy_year( $n );
is( $iso_parser->legacy_year, $n );
}
}
foreach my $n ( -3 .. -1, 2 .. 4 ) {
eval { DateTime::Format::ISO8601->new( legacy_year => $n ) };
like( $@, qr/did not pass the 'is 0, 1, or undef' callback/ );
eval { DateTime::Format::ISO8601->new->set_legacy_year( $n ) };
like( $@, qr/did not pass the 'is 0, 1, or undef' callback/ );
}
{
my $failed = 0;
foreach my $year ( 0 .. 99 ) {
$year *= 100; my $iso_parser = DateTime::Format::ISO8601->new(
legacy_year => 0,
base_datetime => DateTime->new( year => $year ),
);
foreach my $tdy ( 0 .. 9 ) {
$tdy *= 10; $tdy = sprintf( "%02d", $tdy );
my $dt = $iso_parser->parse_datetime( "-$tdy" );
$failed++ unless $dt->year eq sprintf(
"%d", $iso_parser->base_datetime->strftime( "%C" ) . $tdy );
}
}
is( $failed, 0, "parse_datetime() with a base_datetime" );
}