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|
use strict;
use warnings;
use Test::More;
use lib qw(t/lib);
use DBICTest ':DiffSQL';
my $schema = DBICTest->init_schema;
# Trick the sqlite DB to use Top limit emulation
# We could test all of this via $sq->$op directly,
# but some conditions need a $rsrc
delete $schema->storage->_sql_maker->{_cached_syntax};
$schema->storage->_sql_maker->limit_dialect ('Top');
my $books_45_and_owners = $schema->resultset ('BooksInLibrary')->search ({}, {
prefetch => 'owner', rows => 2, offset => 3,
columns => [ grep { $_ ne 'title' } $schema->source('BooksInLibrary')->columns ],
});
for my $null_order (
undef,
'',
{},
[],
[{}],
) {
my $rs = $books_45_and_owners->search ({}, {order_by => $null_order });
is_same_sql_bind(
$rs->as_query,
'(SELECT TOP 2
me.id, me.source, me.owner, me.price, owner__id, owner__name
FROM (
SELECT TOP 5
me.id, me.source, me.owner, me.price, owner.id AS owner__id, owner.name AS owner__name
FROM books me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
ORDER BY me.id
) me
ORDER BY me.id DESC
)',
[ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ] ],
);
}
{
my $subq = $schema->resultset('Owners')->search({
'count.id' => { -ident => 'owner.id' },
}, { alias => 'owner' })->count_rs;
my $rs_selectas_rel = $schema->resultset('BooksInLibrary')->search ({}, {
columns => [
{ owner_name => 'owner.name' },
{ owner_books => $subq->as_query },
],
join => 'owner',
rows => 2,
offset => 3,
});
is_same_sql_bind(
$rs_selectas_rel->as_query,
'(
SELECT TOP 2 owner_name, owner_books
FROM (
SELECT TOP 5 owner.name AS owner_name,
( SELECT COUNT( * )
FROM owners owner
WHERE ( count.id = owner.id )
) AS owner_books
FROM books me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
ORDER BY me.id
) me
ORDER BY me.id DESC
)',
[ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ] ],
'pagination with subqueries works'
);
}
for my $ord_set (
{
order_by => \'title DESC',
order_inner => 'title DESC',
order_outer => 'ORDER__BY__001 ASC',
order_req => 'ORDER__BY__001 DESC',
exselect_outer => 'ORDER__BY__001',
exselect_inner => 'title AS ORDER__BY__001',
},
{
order_by => { -asc => 'title' },
order_inner => 'title ASC',
order_outer => 'ORDER__BY__001 DESC',
order_req => 'ORDER__BY__001 ASC',
exselect_outer => 'ORDER__BY__001',
exselect_inner => 'title AS ORDER__BY__001',
},
{
order_by => { -desc => 'title' },
order_inner => 'title DESC',
order_outer => 'ORDER__BY__001 ASC',
order_req => 'ORDER__BY__001 DESC',
exselect_outer => 'ORDER__BY__001',
exselect_inner => 'title AS ORDER__BY__001',
},
{
order_by => 'title',
order_inner => 'title',
order_outer => 'ORDER__BY__001 DESC',
order_req => 'ORDER__BY__001',
exselect_outer => 'ORDER__BY__001',
exselect_inner => 'title AS ORDER__BY__001',
},
{
order_by => [ qw{ title me.owner} ],
order_inner => 'title, me.owner',
order_outer => 'ORDER__BY__001 DESC, me.owner DESC',
order_req => 'ORDER__BY__001, me.owner',
exselect_outer => 'ORDER__BY__001',
exselect_inner => 'title AS ORDER__BY__001',
},
{
order_by => ['title', { -desc => 'bar' } ],
order_inner => 'title, bar DESC',
order_outer => 'ORDER__BY__001 DESC, ORDER__BY__002 ASC',
order_req => 'ORDER__BY__001, ORDER__BY__002 DESC',
exselect_outer => 'ORDER__BY__001, ORDER__BY__002',
exselect_inner => 'title AS ORDER__BY__001, bar AS ORDER__BY__002',
},
{
order_by => { -asc => [qw{ title bar }] },
order_inner => 'title ASC, bar ASC',
order_outer => 'ORDER__BY__001 DESC, ORDER__BY__002 DESC',
order_req => 'ORDER__BY__001 ASC, ORDER__BY__002 ASC',
exselect_outer => 'ORDER__BY__001, ORDER__BY__002',
exselect_inner => 'title AS ORDER__BY__001, bar AS ORDER__BY__002',
},
{
order_by => [
'title',
{ -desc => [qw{bar}] },
{ -asc => [qw{me.owner sensors}]},
],
order_inner => 'title, bar DESC, me.owner ASC, sensors ASC',
order_outer => 'ORDER__BY__001 DESC, ORDER__BY__002 ASC, me.owner DESC, ORDER__BY__003 DESC',
order_req => 'ORDER__BY__001, ORDER__BY__002 DESC, me.owner ASC, ORDER__BY__003 ASC',
exselect_outer => 'ORDER__BY__001, ORDER__BY__002, ORDER__BY__003',
exselect_inner => 'title AS ORDER__BY__001, bar AS ORDER__BY__002, sensors AS ORDER__BY__003',
},
) {
my $o_sel = $ord_set->{exselect_outer}
? ', ' . $ord_set->{exselect_outer}
: ''
;
my $i_sel = $ord_set->{exselect_inner}
? ', ' . $ord_set->{exselect_inner}
: ''
;
is_same_sql_bind(
$books_45_and_owners->search ({}, {order_by => $ord_set->{order_by}})->as_query,
"(SELECT me.id, me.source, me.owner, me.price, owner__id, owner__name
FROM (
SELECT TOP 2
me.id, me.source, me.owner, me.price, owner__id, owner__name$o_sel
FROM (
SELECT TOP 5
me.id, me.source, me.owner, me.price, owner.id AS owner__id, owner.name AS owner__name$i_sel
FROM books me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
ORDER BY $ord_set->{order_inner}
) me
ORDER BY $ord_set->{order_outer}
) me
ORDER BY $ord_set->{order_req}
)",
[ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ] ],
);
}
# with groupby
is_same_sql_bind (
$books_45_and_owners->search ({}, { group_by => 'title', order_by => 'title' })->as_query,
'(SELECT me.id, me.source, me.owner, me.price, owner.id, owner.name
FROM (
SELECT me.id, me.source, me.owner, me.price, me.title
FROM (
SELECT TOP 2
me.id, me.source, me.owner, me.price, me.title
FROM (
SELECT TOP 5
me.id, me.source, me.owner, me.price, me.title
FROM books me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
GROUP BY title
ORDER BY title
) me
ORDER BY title DESC
) me
ORDER BY title
) me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
ORDER BY title
)',
[ map { [
{ sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ]
} (1,2) ],
);
# test deprecated column mixing over join boundaries
my $rs_selectas_top = $schema->resultset ('BooksInLibrary')->search ({}, {
'+select' => ['owner.name'],
'+as' => ['owner_name'],
join => 'owner',
rows => 1
});
is_same_sql_bind( $rs_selectas_top->search({})->as_query,
'(SELECT
TOP 1 me.id, me.source, me.owner, me.title, me.price,
owner.name
FROM books me
JOIN owners owner ON owner.id = me.owner
WHERE ( source = ? )
)',
[ [ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' }
=> 'Library' ] ],
);
{
my $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',
);
}
{
my $subq = $schema->resultset('Owners')->search({
'books.owner' => { -ident => 'owner.id' },
}, { alias => 'owner', select => ['id'] } )->count_rs;
my $rs_selectas_rel = $schema->resultset('BooksInLibrary')->search( { -exists => $subq->as_query }, { select => ['id','owner'], rows => 1 } );
is_same_sql_bind(
$rs_selectas_rel->as_query,
'(SELECT TOP 1 me.id, me.owner FROM books me WHERE ( ( (EXISTS (SELECT COUNT( * ) FROM owners owner WHERE ( books.owner = owner.id ))) AND source = ? ) ) )',
[
[ { sqlt_datatype => 'varchar', sqlt_size => 100, dbic_colname => 'source' } => 'Library' ],
],
'Pagination with sub-query in WHERE works'
);
}
done_testing;
|
