[dbsrgits/DBIx-Class.git] / t / sqlmaker / limit_dialects / generic_subq.t

use strict;
use warnings;

use Test::More;
use lib qw(t/lib);
use List::Util 'min';
use DBICTest ':DiffSQL';
use DBIx::Class::SQLMaker::LimitDialects;
my ($ROWS, $TOTAL, $OFFSET) = (
   DBIx::Class::SQLMaker::LimitDialects->__rows_bindtype,
   DBIx::Class::SQLMaker::LimitDialects->__total_bindtype,
   DBIx::Class::SQLMaker::LimitDialects->__offset_bindtype,
);


my $schema = DBICTest->init_schema;

$schema->storage->_sql_maker->limit_dialect ('GenericSubQ');

my $rs = $schema->resultset ('BooksInLibrary')->search ({}, {
  '+columns' => [{ owner_name => 'owner.name' }],
  join => 'owner',
  rows => 2,
  order_by => 'me.title',
});

is_same_sql_bind(
  $rs->as_query,
  '(
    SELECT  me.id, me.source, me.owner, me.title, me.price,
            owner_name
      FROM (
        SELECT  me.id, me.source, me.owner, me.title, me.price,
                owner.name AS owner_name
          FROM books me
          JOIN owners owner ON owner.id = me.owner
        WHERE ( source = ? )
      ) me
    WHERE
      (
        SELECT COUNT(*)
          FROM books rownum__emulation
        WHERE rownum__emulation.title < me.title
      ) < ?
    ORDER BY me.title ASC
  )',
  [
    [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
    [ $ROWS => 2 ],
  ],
);

is_deeply (
  [ $rs->get_column ('title')->all ],
  ['Best Recipe Cookbook', 'Dynamical Systems'],
  'Correct columns selected with rows',
);

$schema->storage->_sql_maker->quote_char ('"');
$schema->storage->_sql_maker->name_sep ('.');

$rs = $schema->resultset ('BooksInLibrary')->search ({}, {
  order_by => { -desc => 'title' },
  '+select' => ['owner.name'],
  '+as' => ['owner.name'],
  join => 'owner',
  rows => 3,
  offset => 1,
});

is_same_sql_bind(
  $rs->as_query,
  '(
    SELECT  "me"."id", "me"."source", "me"."owner", "me"."title", "me"."price",
            "owner__name"
      FROM (
        SELECT  "me"."id", "me"."source", "me"."owner", "me"."title", "me"."price",
                "owner"."name" AS "owner__name"
          FROM "books" "me"
          JOIN "owners" "owner" ON "owner"."id" = "me"."owner"
        WHERE ( "source" = ? )
      ) "me"
    WHERE
      (
        SELECT COUNT(*)
          FROM "books" "rownum__emulation"
        WHERE "rownum__emulation"."title" > "me"."title"
      ) BETWEEN ? AND ?
    ORDER BY "me"."title" DESC
  )',
  [
    [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
    [ $OFFSET => 1 ],
    [ $TOTAL => 3 ],
  ],
);

is_deeply (
  [ $rs->get_column ('title')->all ],
  [ 'Dynamical Systems', 'Best Recipe Cookbook' ],
  'Correct columns selected with rows',
);

$rs = $schema->resultset ('BooksInLibrary')->search ({}, {
  order_by => 'title',
  'select' => ['owner.name'],
  'as' => ['owner_name'],
  join => 'owner',
  offset => 1,
});

is_same_sql_bind(
  $rs->as_query,
  '(
    SELECT "owner_name"
      FROM (
        SELECT "owner"."name" AS "owner_name", "me"."title"
          FROM "books" "me"
          JOIN "owners" "owner" ON "owner"."id" = "me"."owner"
        WHERE ( "source" = ? )
      ) "me"
    WHERE
      (
        SELECT COUNT(*)
          FROM "books" "rownum__emulation"
        WHERE "rownum__emulation"."title" < "me"."title"
      ) BETWEEN ? AND ?
    ORDER BY "me"."title" ASC
  )',
  [
    [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
    [ $OFFSET => 1 ],
    [ $TOTAL => 2147483647 ],
  ],
);

is_deeply (
  [ $rs->get_column ('owner_name')->all ],
  [ ('Newton') x 2 ],
  'Correct columns selected with rows',
);

$rs = $schema->resultset('CD')->search({}, {
  columns => [qw( me.cdid me.title me.genreid me.year tracks.position tracks.title )],
  join => 'tracks',
  collapse => 1,
  order_by => [ { -asc => 'me.genreid' }, { -desc => 'year' }, 'me.title', \ 'single_track DESC', { -desc => [qw( me.cdid tracks.position )] } ],
});

my @full_res = @{$rs->all_hri};

is (@full_res, 5, 'Expected amount of CDs');

is_deeply (
  \@full_res,
  [
    { cdid => 2, genreid => undef, title => "Forkful of bees", year => 2001, tracks => [
      { position => 3, title => "Sticky Honey" },
      { position => 2, title => "Stripy" },
      { position => 1, title => "Stung with Success" },
    ] },
    { cdid => 4, genreid => undef, title => "Generic Manufactured Singles", year => 2001, tracks => [
      { position => 3, title => "No More Ideas" },
      { position => 2, title => "Boring Song" },
      { position => 1, title => "Boring Name" },
    ] },
    { cdid => 5, genreid => undef, title => "Come Be Depressed With Us", year => 1998, tracks => [
      { position => 3, title => "Suicidal" },
      { position => 2, title => "Under The Weather" },
      { position => 1, title => "Sad" },
    ] },
    { cdid => 3, genreid => undef, title => "Caterwaulin' Blues", year => 1997, tracks => [
      { position => 3, title => "Fowlin" },
      { position => 2, title => "Howlin" },
      { position => 1, title => "Yowlin" },
    ] },
    { cdid => 1, genreid => 1, title => "Spoonful of bees", year => 1999, tracks => [
      { position => 3, title => "Beehind You" },
      { position => 2, title => "Apiary" },
      { position => 1, title => "The Bees Knees" },
    ] },
  ],
  'Complex ordered gensubq limited cds and tracks in expected sqlite order'
);

for my $slice (
  [0, 10],
  [3, 5 ],
  [4, 6 ],
  [0, 2 ],
  [1, 3 ],
) {

  my $rownum_cmp_op = $slice->[0]
    ? 'BETWEEN ? AND ?'
    : ' < ?'
  ;

  is_deeply(
    $rs->slice(@$slice)->all_hri,
    [ @full_res[ $slice->[0] .. min($#full_res, $slice->[1]) ] ],
    "Expected array slice on complex ordered limited gensubq ($slice->[0] : $slice->[1])",
  );

  is_same_sql_bind(
    $rs->slice(@$slice)->as_query,
    qq{(
      SELECT  "me"."cdid", "me"."title", "me"."genreid", "me"."year",
              "tracks"."position", "tracks"."title"
        FROM (
          SELECT "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
            FROM (
              SELECT "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
                FROM cd "me"
                LEFT JOIN "track" "tracks"
                  ON "tracks"."cd" = "me"."cdid"
              GROUP BY "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
             ) "me"
          WHERE (
            SELECT COUNT( * )
              FROM cd "rownum__emulation"
            WHERE (
              ( "me"."genreid" IS NOT NULL AND "rownum__emulation"."genreid" IS NULL )
                OR
              (
                "rownum__emulation"."genreid" < "me"."genreid"
                  AND
                "me"."genreid" IS NOT NULL
                  AND
                "rownum__emulation"."genreid" IS NOT NULL
              )
                OR
              (
                (
                  "me"."genreid" = "rownum__emulation"."genreid"
                    OR
                  ( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
                )
                  AND
                "rownum__emulation"."year" > "me"."year"
              )
                OR
              (
                (
                  "me"."genreid" = "rownum__emulation"."genreid"
                    OR
                  ( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
                )
                  AND
                "me"."year" = "rownum__emulation"."year"
                  AND
                "rownum__emulation"."title" < "me"."title"
              )
                OR
              (
                (
                  "me"."genreid" = "rownum__emulation"."genreid"
                    OR
                  ( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
                )
                  AND
                "me"."year" = "rownum__emulation"."year"
                  AND
                "me"."title" = "rownum__emulation"."title"
                  AND
                (
                  ("me"."single_track" IS NULL AND "rownum__emulation"."single_track" IS NOT NULL )
                    OR
                  (
                    "rownum__emulation"."single_track" > "me"."single_track"
                      AND
                    "me"."single_track" IS NOT NULL
                      AND
                    "rownum__emulation"."single_track" IS NOT NULL
                  )
                )
              )
                OR
              (
                (
                  "me"."genreid" = "rownum__emulation"."genreid"
                    OR
                  ( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
                )
                AND
                "me"."year" = "rownum__emulation"."year"
                  AND
                "me"."title" = "rownum__emulation"."title"
                  AND
                (
                  ( "me"."single_track" = "rownum__emulation"."single_track" )
                    OR
                  ( "me"."single_track" IS NULL AND "rownum__emulation"."single_track" IS NULL )
                )
                  AND
                "rownum__emulation"."cdid" > "me"."cdid"
              )
            )
          ) $rownum_cmp_op
          ORDER BY "me"."genreid" ASC, "me"."year" DESC, "me"."title" ASC, "me"."single_track" DESC, "me"."cdid" DESC
        ) "me"
        LEFT JOIN "track" "tracks"
          ON "tracks"."cd" = "me"."cdid"
      ORDER BY "me"."genreid" ASC, "year" DESC, "me"."title", single_track DESC, "me"."cdid" DESC, "tracks"."position" DESC
    )},
    [
      ( $slice->[0] ? [ $OFFSET => $slice->[0] ] : () ),
      [ $TOTAL => $slice->[1] + ($slice->[0] ? 0 : 1 ) ],
    ],
    "Expected sql on complex ordered limited gensubq ($slice->[0] : $slice->[1])",
  );
}

{
  $rs = $schema->resultset('Artist')->search({}, {
    columns => 'artistid',
    offset => 1,
    order_by => 'artistid',
  });
  local $rs->result_source->{name} = "weird \n newline/multi \t \t space containing \n table";

  like (
    ${$rs->as_query}->[0],
    qr| weird \s \n \s newline/multi \s \t \s \t \s space \s containing \s \n \s table|x,
    'Newlines/spaces preserved in final sql',
  );
}

done_testing;
Commit	Line	Data
75f025cf	1	use strict;
	2	use warnings;
	3
	4	use Test::More;
	5	use lib qw(t/lib);
318e3d94	6	use List::Util 'min';
a5a7bb73	7	use DBICTest ':DiffSQL';
fcb7fcbb	8	use DBIx::Class::SQLMaker::LimitDialects;
	9	my ($ROWS, $TOTAL, $OFFSET) = (
	10	DBIx::Class::SQLMaker::LimitDialects->__rows_bindtype,
	11	DBIx::Class::SQLMaker::LimitDialects->__total_bindtype,
	12	DBIx::Class::SQLMaker::LimitDialects->__offset_bindtype,
	13	);
	14
75f025cf	15
	16	my $schema = DBICTest->init_schema;
	17
	18	$schema->storage->_sql_maker->limit_dialect ('GenericSubQ');
	19
	20	my $rs = $schema->resultset ('BooksInLibrary')->search ({}, {
	21	'+columns' => [{ owner_name => 'owner.name' }],
	22	join => 'owner',
	23	rows => 2,
	24	order_by => 'me.title',
	25	});
	26
	27	is_same_sql_bind(
	28	$rs->as_query,
	29	'(
90ed89cb	30	SELECT me.id, me.source, me.owner, me.title, me.price,
75f025cf	31	owner_name
	32	FROM (
	33	SELECT me.id, me.source, me.owner, me.title, me.price,
	34	owner.name AS owner_name
	35	FROM books me
	36	JOIN owners owner ON owner.id = me.owner
	37	WHERE ( source = ? )
75f025cf	38	) me
	39	WHERE
	40	(
	41	SELECT COUNT(*)
	42	FROM books rownum__emulation
	43	WHERE rownum__emulation.title < me.title
fcb7fcbb	44	) < ?
318e3d94	45	ORDER BY me.title ASC
75f025cf	46	)',
fcb7fcbb	47	[
	48	[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
	49	[ $ROWS => 2 ],
	50	],
75f025cf	51	);
	52
	53	is_deeply (
	54	[ $rs->get_column ('title')->all ],
	55	['Best Recipe Cookbook', 'Dynamical Systems'],
	56	'Correct columns selected with rows',
	57	);
	58
	59	$schema->storage->_sql_maker->quote_char ('"');
	60	$schema->storage->_sql_maker->name_sep ('.');
	61
	62	$rs = $schema->resultset ('BooksInLibrary')->search ({}, {
	63	order_by => { -desc => 'title' },
	64	'+select' => ['owner.name'],
	65	'+as' => ['owner.name'],
	66	join => 'owner',
	67	rows => 3,
	68	offset => 1,
	69	});
	70
	71	is_same_sql_bind(
	72	$rs->as_query,
	73	'(
90ed89cb	74	SELECT "me"."id", "me"."source", "me"."owner", "me"."title", "me"."price",
75f025cf	75	"owner__name"
	76	FROM (
	77	SELECT "me"."id", "me"."source", "me"."owner", "me"."title", "me"."price",
	78	"owner"."name" AS "owner__name"
	79	FROM "books" "me"
	80	JOIN "owners" "owner" ON "owner"."id" = "me"."owner"
	81	WHERE ( "source" = ? )
75f025cf	82	) "me"
	83	WHERE
	84	(
	85	SELECT COUNT(*)
	86	FROM "books" "rownum__emulation"
	87	WHERE "rownum__emulation"."title" > "me"."title"
fcb7fcbb	88	) BETWEEN ? AND ?
318e3d94	89	ORDER BY "me"."title" DESC
75f025cf	90	)',
fcb7fcbb	91	[
	92	[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
	93	[ $OFFSET => 1 ],
	94	[ $TOTAL => 3 ],
	95	],
75f025cf	96	);
	97
	98	is_deeply (
	99	[ $rs->get_column ('title')->all ],
	100	[ 'Dynamical Systems', 'Best Recipe Cookbook' ],
	101	'Correct columns selected with rows',
	102	);
	103
	104	$rs = $schema->resultset ('BooksInLibrary')->search ({}, {
	105	order_by => 'title',
	106	'select' => ['owner.name'],
	107	'as' => ['owner_name'],
	108	join => 'owner',
	109	offset => 1,
	110	});
	111
	112	is_same_sql_bind(
	113	$rs->as_query,
	114	'(
	115	SELECT "owner_name"
	116	FROM (
318e3d94	117	SELECT "owner"."name" AS "owner_name", "me"."title"
75f025cf	118	FROM "books" "me"
	119	JOIN "owners" "owner" ON "owner"."id" = "me"."owner"
	120	WHERE ( "source" = ? )
75f025cf	121	) "me"
	122	WHERE
	123	(
	124	SELECT COUNT(*)
	125	FROM "books" "rownum__emulation"
	126	WHERE "rownum__emulation"."title" < "me"."title"
fcb7fcbb	127	) BETWEEN ? AND ?
318e3d94	128	ORDER BY "me"."title" ASC
75f025cf	129	)',
fcb7fcbb	130	[
	131	[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
	132	[ $OFFSET => 1 ],
	133	[ $TOTAL => 2147483647 ],
	134	],
75f025cf	135	);
	136
	137	is_deeply (
	138	[ $rs->get_column ('owner_name')->all ],
	139	[ ('Newton') x 2 ],
	140	'Correct columns selected with rows',
	141	);
	142
318e3d94	143	$rs = $schema->resultset('CD')->search({}, {
	144	columns => [qw( me.cdid me.title me.genreid me.year tracks.position tracks.title )],
	145	join => 'tracks',
	146	collapse => 1,
	147	order_by => [ { -asc => 'me.genreid' }, { -desc => 'year' }, 'me.title', \ 'single_track DESC', { -desc => [qw( me.cdid tracks.position )] } ],
	148	});
	149
	150	my @full_res = @{$rs->all_hri};
	151
	152	is (@full_res, 5, 'Expected amount of CDs');
	153
	154	is_deeply (
	155	\@full_res,
	156	[
	157	{ cdid => 2, genreid => undef, title => "Forkful of bees", year => 2001, tracks => [
	158	{ position => 3, title => "Sticky Honey" },
	159	{ position => 2, title => "Stripy" },
	160	{ position => 1, title => "Stung with Success" },
	161	] },
	162	{ cdid => 4, genreid => undef, title => "Generic Manufactured Singles", year => 2001, tracks => [
	163	{ position => 3, title => "No More Ideas" },
	164	{ position => 2, title => "Boring Song" },
	165	{ position => 1, title => "Boring Name" },
	166	] },
	167	{ cdid => 5, genreid => undef, title => "Come Be Depressed With Us", year => 1998, tracks => [
	168	{ position => 3, title => "Suicidal" },
	169	{ position => 2, title => "Under The Weather" },
	170	{ position => 1, title => "Sad" },
	171	] },
	172	{ cdid => 3, genreid => undef, title => "Caterwaulin' Blues", year => 1997, tracks => [
	173	{ position => 3, title => "Fowlin" },
	174	{ position => 2, title => "Howlin" },
	175	{ position => 1, title => "Yowlin" },
	176	] },
	177	{ cdid => 1, genreid => 1, title => "Spoonful of bees", year => 1999, tracks => [
	178	{ position => 3, title => "Beehind You" },
	179	{ position => 2, title => "Apiary" },
	180	{ position => 1, title => "The Bees Knees" },
	181	] },
	182	],
	183	'Complex ordered gensubq limited cds and tracks in expected sqlite order'
	184	);
	185
	186	for my $slice (
	187	[0, 10],
	188	[3, 5 ],
	189	[4, 6 ],
	190	[0, 2 ],
	191	[1, 3 ],
	192	) {
	193
	194	my $rownum_cmp_op = $slice->[0]
	195	? 'BETWEEN ? AND ?'
	196	: ' < ?'
	197	;
	198
	199	is_deeply(
	200	$rs->slice(@$slice)->all_hri,
	201	[ @full_res[ $slice->[0] .. min($#full_res, $slice->[1]) ] ],
	202	"Expected array slice on complex ordered limited gensubq ($slice->[0] : $slice->[1])",
	203	);
	204
	205	is_same_sql_bind(
	206	$rs->slice(@$slice)->as_query,
207	qq{(
208	SELECT "me"."cdid", "me"."title", "me"."genreid", "me"."year",
209	"tracks"."position", "tracks"."title"
210	FROM (
211	SELECT "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
212	FROM (
213	SELECT "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
214	FROM cd "me"
215	LEFT JOIN "track" "tracks"
216	ON "tracks"."cd" = "me"."cdid"
217	GROUP BY "me"."cdid", "me"."title", "me"."genreid", "me"."year", "me"."single_track"
218	) "me"
219	WHERE (
220	SELECT COUNT( * )
221	FROM cd "rownum__emulation"
222	WHERE (
223	( "me"."genreid" IS NOT NULL AND "rownum__emulation"."genreid" IS NULL )
224	OR
225	(
226	"rownum__emulation"."genreid" < "me"."genreid"
227	AND
228	"me"."genreid" IS NOT NULL
229	AND
230	"rownum__emulation"."genreid" IS NOT NULL
231	)
232	OR
233	(
234	(
235	"me"."genreid" = "rownum__emulation"."genreid"
236	OR
237	( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
238	)
239	AND
240	"rownum__emulation"."year" > "me"."year"
241	)
242	OR
243	(
244	(
245	"me"."genreid" = "rownum__emulation"."genreid"
246	OR
247	( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
248	)
249	AND
250	"me"."year" = "rownum__emulation"."year"
251	AND
252	"rownum__emulation"."title" < "me"."title"
253	)
254	OR
255	(
256	(
257	"me"."genreid" = "rownum__emulation"."genreid"
258	OR
259	( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
260	)
261	AND
262	"me"."year" = "rownum__emulation"."year"
263	AND
264	"me"."title" = "rownum__emulation"."title"
265	AND
266	(
267	("me"."single_track" IS NULL AND "rownum__emulation"."single_track" IS NOT NULL )
268	OR
269	(
270	"rownum__emulation"."single_track" > "me"."single_track"
271	AND
272	"me"."single_track" IS NOT NULL
273	AND
274	"rownum__emulation"."single_track" IS NOT NULL
275	)
276	)
277	)
278	OR
279	(
280	(
281	"me"."genreid" = "rownum__emulation"."genreid"
282	OR
283	( "me"."genreid" IS NULL AND "rownum__emulation"."genreid" IS NULL )
284	)
285	AND
286	"me"."year" = "rownum__emulation"."year"
287	AND
288	"me"."title" = "rownum__emulation"."title"
289	AND
290	(
291	( "me"."single_track" = "rownum__emulation"."single_track" )
292	OR
293	( "me"."single_track" IS NULL AND "rownum__emulation"."single_track" IS NULL )
294	)
295	AND
296	"rownum__emulation"."cdid" > "me"."cdid"
297	)
298	)
299	) $rownum_cmp_op
300	ORDER BY "me"."genreid" ASC, "me"."year" DESC, "me"."title" ASC, "me"."single_track" DESC, "me"."cdid" DESC
301	) "me"
302	LEFT JOIN "track" "tracks"
303	ON "tracks"."cd" = "me"."cdid"
304	ORDER BY "me"."genreid" ASC, "year" DESC, "me"."title", single_track DESC, "me"."cdid" DESC, "tracks"."position" DESC
305	)},
306	[
307	( $slice->[0] ? [ $OFFSET => $slice->[0] ] : () ),
308	[ $TOTAL => $slice->[1] + ($slice->[0] ? 0 : 1 ) ],
309	],
310	"Expected sql on complex ordered limited gensubq ($slice->[0] : $slice->[1])",
311	);
312	}
313
d7632687	314	{
d7632687	315	$rs = $schema->resultset('Artist')->search({}, {
528e717e	316	columns => 'artistid',
d7632687	317	offset => 1,
528e717e	318	order_by => 'artistid',
d7632687	319	});
	320	local $rs->result_source->{name} = "weird \n newline/multi \t \t space containing \n table";
	321
	322	like (
	323	${$rs->as_query}->[0],
	324	qr\| weird \s \n \s newline/multi \s \t \s \t \s space \s containing \s \n \s table\|x,
	325	'Newlines/spaces preserved in final sql',
	326	);
	327	}
	328
75f025cf	329	done_testing;