use strict;
use warnings;

use File::Spec;
use Test::More;

use lib File::Spec->catdir( File::Spec->curdir, 't' );

BEGIN { require 'check_datetime_version.pl' }

plan tests => 8;

{
    my $dt = DateTime->now;
    eval { $dt->set_time_zone( 'Pacific/Tarawa' ) };
    is( $@, '', "time zone without dst change works" );

    eval { $dt->set_time_zone( 'Asia/Dhaka' ) };
    is( $@, '', "time zone without dst change works (again)" );
}

# This tests a bug that happened when a time zone has a final rule
# that does not repeat (no DST changes), such as America/Caracas.
{
    my $tz = DateTime::TimeZone->new( name => 'America/Caracas' );
    my @last_spans = @{ $tz->{spans} }[ -2, -1 ];

    # This is basically a meta-test to make sure that America/Caracas
    # has not introduced DST, in which case the bug would no longer
    # apply.
    ok( ( ! grep { $_->[5] } @last_spans ),
        'the last two spans for America/Caracas do not have DST' );

    for my $hm ( [  2, 59 ],
                 [  3, 00 ],
                 [  5, 00 ],
                 [ 11, 29 ],
                 [ 11, 30 ],
               )
    {
        my $dt = eval { DateTime->new( year => 2007, month => 12, day => 9,
                                       hour => $hm->[0], minute => $hm->[1],
                                       time_zone => 'America/Caracas',
                                     ) };

        my $time = sprintf( '%02d:%02d', @{ $hm } );
        is( $@, '', "made object in America/Caracas at $time" );
    }
}