use strict;
use warnings;
use Test::More tests => 12;
use FormValidator::Lite;
use CGI;

{
    # optional value 'bar' with undefined string
    my $q = CGI->new(
        {
            foo => '1',
        },
    );
    my $v = FormValidator::Lite->new($q);
    ok(!$v->has_error);
    $v->check(
        'foo' => [qw/NOT_NULL INT/],
        'baz' => [qw/INT/],
    );
    ok(!$v->has_error, 'has error');
    ok(!$v->is_error('foo'), 'foo');
    ok(!$v->is_error('baz'), 'baz');
}

{
    # optional value 'bar' with empty string
    my $q = CGI->new(
        {
            foo => '1',
            baz => '',
        },
    );
    my $v = FormValidator::Lite->new($q);
    ok(!$v->has_error);
    $v->check(
        'foo' => [qw/NOT_NULL INT/],
        'baz' => [qw/INT/],
    );
    ok(!$v->has_error, 'has error');
    ok(!$v->is_error('foo'), 'foo');
    ok(!$v->is_error('baz'), 'baz');
}

{
    # not null with false value
    my $q = CGI->new(
        {
            foo => '0',
        },
    );
    my $v = FormValidator::Lite->new($q);
    ok(!$v->has_error);
    $v->check(
        'foo' => [qw/NOT_NULL/],
        'baz' => [qw/INT/],
    );
    ok(!$v->has_error, 'has error');
    ok(!$v->is_error('foo'), 'foo');
    ok(!$v->is_error('baz'), 'baz');
}