Commit | Line | Data |
70350518 |
1 | use strict; |
2 | use warnings; |
3 | |
4 | use Test::More; |
5 | use lib qw(t/lib); |
6 | use DBICTest; |
7 | |
a47e1233 |
8 | my $schema = DBICTest->init_schema(); |
64acc2bc |
9 | |
d52170d4 |
10 | my $queries; |
11 | $schema->storage->debugcb( sub{ $queries++ } ); |
12 | |
64acc2bc |
13 | eval "use DBD::SQLite"; |
14 | plan skip_all => 'needs DBD::SQLite for testing' if $@; |
b25e9fa0 |
15 | plan tests => 23; |
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16 | |
17 | my $rs = $schema->resultset("Artist")->search( |
18 | { artistid => 1 } |
19 | ); |
20 | |
21 | my $artist = $rs->first; |
22 | |
0823196c |
23 | ok( !defined($rs->get_cache), 'cache is not populated without cache attribute' ); |
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24 | |
534ca143 |
25 | $rs = $schema->resultset('Artist')->search( undef, { cache => 1 } ); |
26 | my $artists = [ $rs->all ]; |
27 | |
28 | is( scalar @{$rs->get_cache}, 3, 'all() populates cache for search with cache attribute' ); |
29 | |
30 | $rs->clear_cache; |
31 | |
0823196c |
32 | ok( !defined($rs->get_cache), 'clear_cache is functional' ); |
534ca143 |
33 | |
34 | $rs->next; |
35 | |
36 | is( scalar @{$rs->get_cache}, 3, 'next() populates cache for search with cache attribute' ); |
37 | |
38 | pop( @$artists ); |
39 | $rs->set_cache( $artists ); |
40 | |
41 | is( scalar @{$rs->get_cache}, 2, 'set_cache() is functional' ); |
42 | |
58d387fe |
43 | my $cd = $schema->resultset('CD')->find(1); |
534ca143 |
44 | |
45 | $rs->clear_cache; |
46 | |
d52170d4 |
47 | $queries = 0; |
48 | $schema->storage->debug(1); |
534ca143 |
49 | |
50 | $rs = $schema->resultset('Artist')->search( undef, { cache => 1 } ); |
51 | while( $artist = $rs->next ) {} |
52 | $artist = $rs->first(); |
53 | |
d52170d4 |
54 | is( $queries, 1, 'revisiting a row does not issue a query when cache => 1' ); |
534ca143 |
55 | |
d52170d4 |
56 | $schema->storage->debug(0); |
534ca143 |
57 | |
f109ee4a |
58 | my @a = $schema->resultset("Artist")->search( |
59 | { }, |
60 | { |
61 | join => [ qw/ cds /], |
62 | prefetch => [qw/ cds /], |
63 | } |
64 | ); |
65 | |
66 | is(scalar @a, 3, 'artist with cds: count parent objects'); |
67 | |
64acc2bc |
68 | $rs = $schema->resultset("Artist")->search( |
69 | { 'artistid' => 1 }, |
70 | { |
3c3c416e |
71 | join => [ qw/ cds /], |
64acc2bc |
72 | prefetch => [qw/ cds /], |
64acc2bc |
73 | } |
74 | ); |
75 | |
f9cc31dd |
76 | use Data::Dumper; $Data::Dumper::Deparse = 1; |
64acc2bc |
77 | |
78 | # start test for prefetch SELECT count |
d52170d4 |
79 | $queries = 0; |
80 | $schema->storage->debug(1); |
64acc2bc |
81 | |
82 | $artist = $rs->first; |
83 | $rs->reset(); |
84 | |
85 | # make sure artist contains a related resultset for cds |
86 | is( ref $artist->{related_resultsets}->{cds}, 'DBIx::Class::ResultSet', 'artist has a related_resultset for cds' ); |
87 | |
88 | # check if $artist->cds->get_cache is populated |
89 | is( scalar @{$artist->cds->get_cache}, 3, 'cache for artist->cds contains correct number of records'); |
90 | |
91 | # ensure that $artist->cds returns correct number of objects |
92 | is( scalar ($artist->cds), 3, 'artist->cds returns correct number of objects' ); |
93 | |
94 | # ensure that $artist->cds->count returns correct value |
95 | is( $artist->cds->count, 3, 'artist->cds->count returns correct value' ); |
96 | |
97 | # ensure that $artist->count_related('cds') returns correct value |
98 | is( $artist->count_related('cds'), 3, 'artist->count_related returns correct value' ); |
99 | |
d52170d4 |
100 | is($queries, 1, 'only one SQL statement executed'); |
101 | |
102 | $schema->storage->debug(0); |
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103 | |
104 | # make sure related_resultset is deleted after object is updated |
105 | $artist->set_column('name', 'New Name'); |
106 | $artist->update(); |
107 | |
108 | is( scalar keys %{$artist->{related_resultsets}}, 0, 'related resultsets deleted after update' ); |
109 | |
110 | # todo: make sure caching works with nested prefetch e.g. $artist->cds->tracks |
111 | $rs = $schema->resultset("Artist")->search( |
112 | { artistid => 1 }, |
113 | { |
3c3c416e |
114 | join => { cds => 'tags' }, |
64acc2bc |
115 | prefetch => { |
116 | cds => 'tags' |
117 | }, |
64acc2bc |
118 | } |
119 | ); |
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120 | { |
717f3498 |
121 | my $artist_count_before = $schema->resultset('Artist')->count; |
62e87ea8 |
122 | $schema->resultset("Artist")->create({artistid=>4,name=>qq{Humoungous Hamsters}}); |
717f3498 |
123 | is($schema->resultset('Artist')->count, $artist_count_before + 1, 'count() reflects new artist'); |
62e87ea8 |
124 | my $artist = $schema->resultset("Artist")->search( |
125 | { artistid => 4 },{prefetch=>[qw/cds/]} |
126 | )->first; |
127 | |
128 | is($artist->cds, 0, 'No cds for this artist'); |
129 | } |
64acc2bc |
130 | |
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131 | # SELECT count for nested has_many prefetch |
d52170d4 |
132 | $queries = 0; |
133 | $schema->storage->debug(1); |
f9cc31dd |
134 | |
5a5bec6c |
135 | $artist = ($rs->all)[0]; |
f9cc31dd |
136 | |
d52170d4 |
137 | is($queries, 1, 'only one SQL statement executed'); |
138 | |
139 | $schema->storage->debug(0); |
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140 | |
141 | my @objs; |
5a5bec6c |
142 | #$artist = $rs->find(1); |
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143 | |
d52170d4 |
144 | $queries = 0; |
145 | $schema->storage->debug(1); |
f9cc31dd |
146 | |
147 | my $cds = $artist->cds; |
148 | my $tags = $cds->next->tags; |
149 | while( my $tag = $tags->next ) { |
5a5bec6c |
150 | push @objs, $tag->tagid; #warn "tag:", $tag->ID, " => ", $tag->tag; |
f9cc31dd |
151 | } |
152 | |
5a5bec6c |
153 | is_deeply( \@objs, [ 3 ], 'first cd has correct tags' ); |
f9cc31dd |
154 | |
155 | $tags = $cds->next->tags; |
156 | @objs = (); |
157 | while( my $tag = $tags->next ) { |
158 | push @objs, $tag->id; #warn "tag: ", $tag->ID; |
159 | } |
160 | |
b25e9fa0 |
161 | is_deeply( \@objs, [ 1 ], 'second cd has correct tags' ); |
162 | |
163 | $tags = $cds->next->tags; |
164 | @objs = (); |
165 | while( my $tag = $tags->next ) { |
166 | push @objs, $tag->id; #warn "tag: ", $tag->ID; |
167 | } |
168 | |
169 | is_deeply( \@objs, [ 2, 5, 8 ], 'third cd has correct tags' ); |
f9cc31dd |
170 | |
d52170d4 |
171 | is( $queries, 0, 'no additional SQL statements while checking nested data' ); |
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172 | |
d2b3ea14 |
173 | # start test for prefetch SELECT count |
d52170d4 |
174 | $queries = 0; |
d2b3ea14 |
175 | |
176 | $artist = $schema->resultset('Artist')->find(1, { prefetch => [qw/cds/] }); |
177 | |
d52170d4 |
178 | is( $queries, 1, 'only one select statement on find with inline has_many prefetch' ); |
d2b3ea14 |
179 | |
180 | # start test for prefetch SELECT count |
d52170d4 |
181 | $queries = 0; |
d2b3ea14 |
182 | |
183 | $rs = $schema->resultset('Artist')->search(undef, { prefetch => [qw/cds/] }); |
184 | $artist = $rs->find(1); |
185 | |
d52170d4 |
186 | is( $queries, 1, 'only one select statement on find with has_many prefetch on resultset' ); |
d2b3ea14 |
187 | |
d52170d4 |
188 | $schema->storage->debug(0); |
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189 | |