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use strict;
use warnings;
use Test::More;
use lib 't/cdbi/testlib';
use Film;
sub valid_rating {
my $value = shift;
my $ok = grep $value eq $_, qw/U Uc PG 12 15 18/;
return $ok;
}
Film->add_constraint('valid rating', Rating => \&valid_rating);
my %info = (
Title => 'La Double Vie De Veronique',
Director => 'Kryzstof Kieslowski',
Rating => '18',
);
{
local $info{Title} = "nonsense";
local $info{Rating} = 19;
eval { Film->create({%info}) };
ok $@, $@;
ok !Film->retrieve($info{Title}), "No film created";
is(Film->retrieve_all, 0, "So no films");
}
ok(my $ver = Film->create({%info}), "Can create with valid rating");
is $ver->Rating, 18, "Rating 18";
ok $ver->Rating(12), "Change to 12";
ok $ver->update, "And update";
is $ver->Rating, 12, "Rating now 12";
eval {
$ver->Rating(13);
$ver->update;
};
ok $@, $@;
is $ver->Rating, 12, "Rating still 12";
ok $ver->delete, "Delete";
# this threw an infinite loop in old versions
Film->add_constraint('valid director', Director => sub { 1 });
my $fred = Film->create({ Rating => '12' });
# this test is a bit problematical because we don't supply a primary key
# to the create() and the table doesn't use auto_increment or a sequence.
ok $fred, "Got fred";
{
ok +Film->constrain_column(rating => [qw/U PG 12 15 19/]),
"constraint_column";
my $narrower = eval { Film->create({ Rating => 'Uc' }) };
like $@, qr/fails.*constraint/, "Fails listref constraint";
my $ok = eval { Film->create({ Rating => 'U' }) };
is $@, '', "Can create with rating U";
SKIP: {
skip "No column objects", 2;
ok +Film->find_column('rating')->is_constrained, "Rating is constrained";
ok +Film->find_column('director')->is_constrained, "Director is not";
}
}
{
ok +Film->constrain_column(title => qr/The/), "constraint_column";
my $inferno = eval { Film->create({ Title => 'Towering Infero' }) };
like $@, qr/fails.*constraint/, "Can't create towering inferno";
my $the_inferno = eval { Film->create({ Title => 'The Towering Infero' }) };
is $@, '', "But can create THE towering inferno";
}
{
sub Film::_constrain_by_untaint {
my ($class, $col, $string, $type) = @_;
$class->add_constraint(
untaint => $col => sub {
my ($value, $self, $column_name, $changing) = @_;
$value eq "today" ? $changing->{$column_name} = "2001-03-03" : 0;
}
);
}
eval { Film->constrain_column(codirector => Untaint => 'date') };
is $@, '', 'Can constrain with untaint';
my $freeaa =
eval { Film->create({ title => "The Freaa", codirector => 'today' }) };
is $@, '', "Can create codirector";
is $freeaa && $freeaa->codirector, '2001-03-03', "Set the codirector";
}
done_testing;
__DATA__
use CGI::Untaint;
sub _constrain_by_untaint {
my ($class, $col, $string, $type) = @_;
$class->add_constraint(untaint => $col => sub {
my ($value, $self, $column_name, $changing) = @_;
my $h = CGI::Untaint->new({ %$changing });
return unless my $val = $h->extract("-as_$type" => $column_name);
$changing->{$column_name} = $val;
return 1;
});
}
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