1use strict;
2use warnings;
3
4use Test::More;
5
6use lib qw(t/lib);
7use DBICTest;
8use DBIC::SqlMakerTest;
9
10plan tests => 8;
11
12my $schema = DBICTest->init_schema();
13my $art_rs = $schema->resultset('Artist');
14my $cdrs = $schema->resultset('CD');
15
16{
17  my $cdrs2 = $cdrs->search({
18    artist_id => { 'in' => $art_rs->search({}, { rows => 1 })->get_column( 'id' )->as_query },
19  });
20
21  is_same_sql_bind(
22    $cdrs2->as_query,
23    "(SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track FROM cd me WHERE artist_id IN ( SELECT id FROM artist me LIMIT 1 ))",
24    [],
25  );
26}
27
28{
29  my $rs = $art_rs->search(
30    {},
31    {
32      'select' => [
33        $cdrs->search({}, { rows => 1 })->get_column('id')->as_query,
34      ],
35    },
36  );
37
38  is_same_sql_bind(
39    $rs->as_query,
40    "(SELECT (SELECT id FROM cd me LIMIT 1) FROM artist me)",
41    [],
42  );
43}
44
45{
46  my $rs = $art_rs->search(
47    {},
48    {
49      '+select' => [
50        $cdrs->search({}, { rows => 1 })->get_column('id')->as_query,
51      ],
52    },
53  );
54
55  is_same_sql_bind(
56    $rs->as_query,
57    "(SELECT me.artistid, me.name, me.rank, me.charfield, (SELECT id FROM cd me LIMIT 1) FROM artist me)",
58    [],
59  );
60}
61
62# simple from
63{
64  my $rs = $cdrs->search(
65    {},
66    {
67      alias => 'cd2',
68      from => [
69        { cd2 => $cdrs->search({ id => { '>' => 20 } })->as_query },
70      ],
71    },
72  );
73
74  is_same_sql_bind(
75    $rs->as_query,
76    "(SELECT cd2.cdid, cd2.artist, cd2.title, cd2.year, cd2.genreid, cd2.single_track FROM (
77        SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track FROM cd me WHERE ( id > ? )
78     ) cd2)",
79    [
80      [ 'id', 20 ]
81    ],
82  );
83}
84
85# nested from
86{
87  my $art_rs2 = $schema->resultset('Artist')->search({}, 
88  {
89    from => [ { 'me' => 'artist' }, 
90      [ { 'cds' => $cdrs->search({},{ 'select' => [\'me.artist as cds_artist' ]})->as_query },
91      { 'me.artistid' => 'cds_artist' } ] ]
92  });
93
94  is_same_sql_bind(
95    $art_rs2->as_query,
96    "(SELECT me.artistid, me.name, me.rank, me.charfield FROM artist me JOIN (SELECT me.artist as cds_artist FROM cd me) cds ON me.artistid = cds_artist)",
97    []
98  );
99
100
101}
102
103# nested subquery in from
104{
105  my $rs = $cdrs->search(
106    {},
107    {
108      alias => 'cd2',
109      from => [
110        { cd2 => $cdrs->search(
111            { id => { '>' => 20 } }, 
112            { 
113                alias => 'cd3',
114                from => [ 
115                { cd3 => $cdrs->search( { id => { '<' => 40 } } )->as_query }
116                ],
117            }, )->as_query },
118      ],
119    },
120  );
121
122  is_same_sql_bind(
123    $rs->as_query,
124    "(SELECT cd2.cdid, cd2.artist, cd2.title, cd2.year, cd2.genreid, cd2.single_track
125      FROM
126        (SELECT cd3.cdid, cd3.artist, cd3.title, cd3.year, cd3.genreid, cd3.single_track
127          FROM
128            (SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track
129              FROM cd me WHERE ( id < ? ) ) cd3
130          WHERE ( id > ? ) ) cd2)",
131    [
132      [ 'id', 40 ], 
133      [ 'id', 20 ]
134    ],
135  );
136
137}
138
139{
140  my $rs = $cdrs->search({
141    year => {
142      '=' => $cdrs->search(
143        { artistid => { '=' => \'me.artistid' } },
144        { alias => 'inner' }
145      )->get_column('year')->max_rs->as_query,
146    },
147  });
148  is_same_sql_bind(
149    $rs->as_query,
150    "(SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track FROM cd me WHERE year = (SELECT MAX(inner.year) FROM cd inner WHERE artistid = me.artistid))",
151    [],
152  );
153}
154
155{
156  my $rs = $cdrs->search(
157    {},
158    {
159      alias => 'cd2',
160      from => [
161        { cd2 => $cdrs->search({ title => 'Thriller' })->as_query },
162      ],
163    },
164  );
165
166  is_same_sql_bind(
167    $rs->as_query,
168    "(SELECT cd2.cdid, cd2.artist, cd2.title, cd2.year, cd2.genreid, cd2.single_track FROM (
169        SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track FROM cd me WHERE ( title = ? )
170     ) cd2)",
171    [ [ 'title', 'Thriller' ] ],
172  );
173}
174