1use strict;
2use Test::More;
3
4BEGIN {
5  eval "use DBIx::Class::CDBICompat;";
6  if ($@) {
7    plan (skip_all => 'Class::Trigger and DBIx::ContextualFetch required');
8    next;
9  }
10  eval "use DBD::SQLite";
11  plan $@ ? (skip_all => 'needs DBD::SQLite for testing') : (tests => 23);
12}
13
14use lib 't/cdbi/testlib';
15use Film;
16
17sub valid_rating {
18    my $value = shift;
19    my $ok = grep $value eq $_, qw/U Uc PG 12 15 18/;
20    return $ok;
21}
22
23Film->add_constraint('valid rating', Rating => \&valid_rating);
24
25my %info = (
26    Title    => 'La Double Vie De Veronique',
27    Director => 'Kryzstof Kieslowski',
28    Rating   => '18',
29);
30
31{
32    local $info{Title}  = "nonsense";
33    local $info{Rating} = 19;
34    eval { Film->create({%info}) };
35    ok $@, $@;
36    ok !Film->retrieve($info{Title}), "No film created";
37    is(Film->retrieve_all, 0, "So no films");
38}
39
40ok(my $ver = Film->create({%info}), "Can create with valid rating");
41is $ver->Rating, 18, "Rating 18";
42
43ok $ver->Rating(12), "Change to 12";
44ok $ver->update, "And update";
45is $ver->Rating, 12, "Rating now 12";
46
47eval {
48    $ver->Rating(13);
49    $ver->update;
50};
51ok $@, $@;
52is $ver->Rating, 12, "Rating still 12";
53ok $ver->delete, "Delete";
54
55# this threw an infinite loop in old versions
56Film->add_constraint('valid director', Director => sub { 1 });
57my $fred = Film->create({ Rating => '12' });
58
59# this test is a bit problematical because we don't supply a primary key
60# to the create() and the table doesn't use auto_increment or a sequence.
61ok $fred, "Got fred";
62
63{
64    ok +Film->constrain_column(rating => [qw/U PG 12 15 19/]),
65        "constraint_column";
66    my $narrower = eval { Film->create({ Rating => 'Uc' }) };
67    like $@, qr/fails.*constraint/, "Fails listref constraint";
68    my $ok = eval { Film->create({ Rating => 'U' }) };
69    is $@, '', "Can create with rating U";
70    SKIP: {
71        skip "No column objects", 2;
72    ok +Film->find_column('rating')->is_constrained, "Rating is constrained";
73    ok +Film->find_column('director')->is_constrained, "Director is not";
74    }
75}
76
77{
78    ok +Film->constrain_column(title => qr/The/), "constraint_column";
79    my $inferno = eval { Film->create({ Title => 'Towering Infero' }) };
80    like $@, qr/fails.*constraint/, "Can't create towering inferno";
81    my $the_inferno = eval { Film->create({ Title => 'The Towering Infero' }) };
82    is $@, '', "But can create THE towering inferno";
83}
84
85{
86
87    sub Film::_constrain_by_untaint {
88        my ($class, $col, $string, $type) = @_;
89        $class->add_constraint(
90            untaint => $col => sub {
91                my ($value, $self, $column_name, $changing) = @_;
92                $value eq "today" ? $changing->{$column_name} = "2001-03-03" : 0;
93            }
94        );
95    }
96    eval { Film->constrain_column(codirector => Untaint => 'date') };
97    is $@, '', 'Can constrain with untaint';
98
99    my $freeaa =
100        eval { Film->create({ title => "The Freaa", codirector => 'today' }) };
101    is $@, '', "Can create codirector";
102    is $freeaa && $freeaa->codirector, '2001-03-03', "Set the codirector";
103}
104
105__DATA__
106
107use CGI::Untaint;
108
109sub _constrain_by_untaint {
110    my ($class, $col, $string, $type) = @_;
111    $class->add_constraint(untaint => $col => sub {
112        my ($value, $self, $column_name, $changing) = @_;
113        my $h = CGI::Untaint->new({ %$changing });
114        return unless my $val = $h->extract("-as_$type" => $column_name);
115        $changing->{$column_name} = $val;
116        return 1;
117    });
118}
119
120