9 my $schema = DBICTest->init_schema();
14 my $rs = $cd = $schema->resultset("CD")->search({});
16 my $rs_title = $rs->get_column('title');
17 my $rs_year = $rs->get_column('year');
18 my $max_year = $rs->get_column(\'MAX (year)');
20 is($rs_title->next, 'Spoonful of bees', "next okay");
21 is_deeply( [ sort $rs_year->func('DISTINCT') ], [ 1997, 1998, 1999, 2001 ], "wantarray context okay");
22 ok ($max_year->next == $rs_year->max, q/get_column (\'FUNC') ok/);
24 my @all = $rs_title->all;
25 cmp_ok(scalar @all, '==', 5, "five titles returned");
27 cmp_ok($rs_year->max, '==', 2001, "max okay for year");
28 is($rs_title->min, 'Caterwaulin\' Blues', "min okay for title");
30 cmp_ok($rs_year->sum, '==', 9996, "three artists returned");
32 # test +select/+as for single column
33 my $psrs = $schema->resultset('CD')->search({},
35 '+select' => \'COUNT(*)',
39 lives_ok(sub { $psrs->get_column('count')->next }, '+select/+as additional column "count" present (scalar)');
40 dies_ok(sub { $psrs->get_column('noSuchColumn')->next }, '+select/+as nonexistent column throws exception');
42 # test +select/+as for multiple columns
43 $psrs = $schema->resultset('CD')->search({},
45 '+select' => [ \'COUNT(*)', 'title' ],
46 '+as' => [ 'count', 'addedtitle' ]
49 lives_ok(sub { $psrs->get_column('count')->next }, '+select/+as multiple additional columns, "count" column present');
50 lives_ok(sub { $psrs->get_column('addedtitle')->next }, '+select/+as multiple additional columns, "addedtitle" column present');
52 # test +select/+as for overriding a column
53 $psrs = $schema->resultset('CD')->search({},
55 'select' => \"'The Final Countdown'",
59 is($psrs->get_column('title')->next, 'The Final Countdown', '+select/+as overridden column "title"');
62 my $rs = $schema->resultset("CD")->search({}, { prefetch => 'artist' });
63 my $rsc = $rs->get_column('year');
64 is( $rsc->{_parent_resultset}->{attrs}->{prefetch}, undef, 'prefetch wiped' );
68 is ($schema->resultset('BooksInLibrary')->get_column ('price')->sum, 125, 'Sum of a resultset works correctly');
70 # test sum over search_related
71 my $owner = $schema->resultset('Owners')->find ({ name => 'Newton' });
72 ok ($owner->books->count > 1, 'Owner Newton has multiple books');
73 is ($owner->search_related ('books')->get_column ('price')->sum, 60, 'Correctly calculated price of all owned books');