Commit | Line | Data |
e9bd1473 |
1 | use strict; |
9188c1ed |
2 | use warnings; |
e9bd1473 |
3 | |
4 | use Test::More; |
49eeb48d |
5 | use Test::Warn; |
e9bd1473 |
6 | use lib qw(t/lib); |
7 | use DBICTest; |
e9bd1473 |
8 | |
2e251255 |
9 | my $schema = DBICTest->init_schema(); |
e9bd1473 |
10 | |
27ffa6c0 |
11 | #( 1 -> M + M ) |
12 | my $cd_rs = $schema->resultset('CD')->search( { 'me.title' => 'Forkful of bees' } ); |
13 | my $pr_cd_rs = $cd_rs->search( {}, { prefetch => [qw/tracks tags/], } ); |
e9bd1473 |
14 | |
27ffa6c0 |
15 | my $tracks_rs = $cd_rs->first->tracks; |
16 | my $tracks_count = $tracks_rs->count; |
e9bd1473 |
17 | |
49eeb48d |
18 | $schema->is_executed_querycount( sub { |
19 | my $pcr = $pr_cd_rs; |
20 | my $pr_tracks_rs; |
e9bd1473 |
21 | |
49eeb48d |
22 | warnings_exist { |
23 | $pr_tracks_rs = $pcr->first->tracks; |
24 | } [], 'no warning on attempt to prefetch several same level has_many\'s (1 -> M + M)' ; |
e9bd1473 |
25 | |
49eeb48d |
26 | is( $pr_tracks_rs->count, $tracks_count, |
27 | 'equal count of prefetched relations over several same level has_many\'s (1 -> M + M)' |
28 | ); |
e9bd1473 |
29 | |
49eeb48d |
30 | is( $pr_tracks_rs->all, $tracks_count, |
31 | 'equal amount of objects returned with and without prefetch over several same level has_many\'s (1 -> M + M)' |
32 | ); |
e9bd1473 |
33 | |
49eeb48d |
34 | }, 1, 'prefetch one->(has_many,has_many) ran exactly 1 query' ); |
e9bd1473 |
35 | |
e9bd1473 |
36 | |
27ffa6c0 |
37 | #( M -> 1 -> M + M ) |
38 | my $note_rs = |
39 | $schema->resultset('LinerNotes')->search( { notes => 'Buy Whiskey!' } ); |
40 | my $pr_note_rs = |
41 | $note_rs->search( {}, { prefetch => { cd => [qw/tracks tags/] }, } ); |
e9bd1473 |
42 | |
27ffa6c0 |
43 | my $tags_rs = $note_rs->first->cd->tags; |
44 | my $tags_count = $tags_rs->count; |
e9bd1473 |
45 | |
49eeb48d |
46 | $schema->is_executed_querycount( sub { |
47 | my $pnr = $pr_note_rs; |
48 | my $pr_tags_rs; |
49 | |
50 | warnings_exist { |
51 | $pr_tags_rs = $pnr->first->cd->tags; |
52 | } [], 'no warning on attempt to prefetch several same level has_many\'s (M -> 1 -> M + M)'; |
53 | |
54 | is( $pr_tags_rs->count, $tags_count, |
55 | 'equal count of prefetched relations over several same level has_many\'s (M -> 1 -> M + M)' |
56 | ); |
57 | is( $pr_tags_rs->all, $tags_count, |
58 | 'equal amount of objects with and without prefetch over several same level has_many\'s (M -> 1 -> M + M)' |
59 | ); |
60 | |
61 | }, 1, 'prefetch one->(has_many,has_many) ran exactly 1 query' ); |
62 | |
28fddc39 |
63 | |
27ffa6c0 |
64 | done_testing; |