eval "use DBD::SQLite";
plan $@
? ( skip_all => 'needs DBD::SQLite for testing' )
- : ( tests => 27 );
+ : ( tests => 42 );
+}
+
+# figure out if we've got a version of sqlite that is older than 3.2.6, in
+# which case COUNT(DISTINCT()) doesn't work
+my $is_broken_sqlite = 0;
+my ($sqlite_major_ver,$sqlite_minor_ver,$sqlite_patch_ver) =
+ split /\./, $schema->storage->dbh->get_info(18);
+if( $schema->storage->dbh->get_info(17) eq 'SQLite' &&
+ ( ($sqlite_major_ver < 3) ||
+ ($sqlite_major_ver == 3 && $sqlite_minor_ver < 2) ||
+ ($sqlite_major_ver == 3 && $sqlite_minor_ver == 2 && $sqlite_patch_ver < 6) ) ) {
+ $is_broken_sqlite = 1;
}
# test the abstract join => SQL generator
] ] }
);
-cmp_ok( $rs->count, '==', 1, "Single record in resultset");
+cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
is($rs->first->title, 'Forkful of bees', 'Correct record returned');
{ 'year' => 2001, 'artist.name' => 'Caterwauler McCrae' },
{ join => 'artist' });
-cmp_ok( $rs->count, '==', 1, "Single record in resultset");
+cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
is($rs->first->title, 'Forkful of bees', 'Correct record returned');
'liner_notes.notes' => 'Kill Yourself!' },
{ join => [ qw/artist liner_notes/ ] });
-cmp_ok( $rs->count, '==', 1, "Single record in resultset");
+cmp_ok( $rs + 0, '==', 1, "Single record in resultset");
is($rs->first->title, 'Come Be Depressed With Us', 'Correct record returned');
{ prefetch => [ qw/artist liner_notes/ ],
order_by => 'me.cdid' });
-cmp_ok($rs->count, '==', 3, 'Correct number of records returned');
+cmp_ok($rs + 0, '==', 3, 'Correct number of records returned');
# start test for prefetch SELECT count
unlink 't/var/dbic.trace' if -e 't/var/dbic.trace';
unlink 't/var/dbic.trace';
is($selects, 1, 'prefetch ran only 1 select statement');
+# test for partial prefetch via columns attr
+my $cd = $schema->resultset('CD')->find(1,
+ {
+ columns => [qw/title artist.name/],
+ join => { 'artist' => {} }
+ }
+);
+ok(eval { $cd->artist->name eq 'Caterwauler McCrae' }, 'single related column prefetched');
+
# start test for nested prefetch SELECT count
unlink 't/var/dbic.trace' if -e 't/var/dbic.trace';
DBI->trace(1, 't/var/dbic.trace');
# count the SELECTs
DBI->trace(0, undef);
-my $selects = 0;
-my $trace = IO::File->new('t/var/dbic.trace', '<')
+$selects = 0;
+$trace = IO::File->new('t/var/dbic.trace', '<')
or die "Unable to read trace file";
while (<$trace>) {
$selects++ if /SELECT(?!.*WHERE 1=0.*)/;
unlink 't/var/dbic.trace';
is($selects, 1, 'nested prefetch ran exactly 1 select statement (excluding column_info)');
+# start test for prefetch on find SELECT count
+unlink 't/var/dbic.trace' if -e 't/var/dbic.trace';
+DBI->trace(1, 't/var/dbic.trace');
+
+$cd = $schema->resultset('CD')->find(1, { prefetch => 'artist' });
+
+is($cd->{_inflated_column}{artist}->name, 'Caterwauler McCrae', 'artist prefetched correctly on find');
+
+# count the SELECTs
+DBI->trace(0, undef);
+$selects = 0;
+$trace = IO::File->new('t/var/dbic.trace', '<')
+ or die "Unable to read trace file";
+while (<$trace>) {
+ $selects++ if /SELECT(?!.*WHERE 1=0.*)/;
+}
+$trace->close;
+unlink 't/var/dbic.trace';
+is($selects, 1, 'find with prefetch ran exactly 1 select statement (excluding column_info)');
+
$rs = $schema->resultset('Tag')->search(
{},
{
cmp_ok( @artists, '==', 2, "two-join search ok" );
+$rs = $schema->resultset("CD")->search(
+ {},
+ { group_by => [qw/ title me.cdid /] }
+);
+
+SKIP: {
+ skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
+ if $is_broken_sqlite;
+ cmp_ok( $rs->count, '==', 5, "count() ok after group_by on main pk" );
}
+cmp_ok( scalar $rs->all, '==', 5, "all() returns same count as count() after group_by on main pk" );
+
+$rs = $schema->resultset("CD")->search(
+ {},
+ { join => [qw/ artist /], group_by => [qw/ artist.name /] }
+);
+
+SKIP: {
+ skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
+ if $is_broken_sqlite;
+ cmp_ok( $rs->count, '==', 3, "count() ok after group_by on related column" );
+}
+
+$rs = $schema->resultset("Artist")->search(
+ {},
+ { join => [qw/ cds /], group_by => [qw/ me.name /], having =>{ 'MAX(cds.cdid)'=> \'< 5' } }
+);
+
+cmp_ok( $rs->all, '==', 2, "results ok after group_by on related column with a having" );
+
+$rs = $rs->search( undef, { having =>{ 'count(*)'=> \'> 2' }});
+
+cmp_ok( $rs->all, '==', 1, "count() ok after group_by on related column with a having" );
+
+$rs = $schema->resultset("Artist")->search(
+ { 'cds.title' => 'Spoonful of bees',
+ 'cds_2.title' => 'Forkful of bees' },
+ { join => [ 'cds', 'cds' ] });
+
+SKIP: {
+ skip "SQLite < 3.2.6 doesn't understand COUNT(DISTINCT())", 1
+ if $is_broken_sqlite;
+ cmp_ok($rs->count, '==', 1, "single artist returned from multi-join");
+}
+
+is($rs->next->name, 'Caterwauler McCrae', "Correct artist returned");
+
+my $queries;
+$schema->storage->debugcb(sub { $queries++ });
+$schema->storage->debug(1);
+
+my $tree_like =
+ $schema->resultset('TreeLike')->find(4,
+ { join => { parent => { parent => 'parent' } },
+ prefetch => { parent => { parent => 'parent' } } });
+
+is($tree_like->name, 'quux', 'Bottom of tree ok');
+$tree_like = $tree_like->parent;
+is($tree_like->name, 'baz', 'First level up ok');
+$tree_like = $tree_like->parent;
+is($tree_like->name, 'bar', 'Second level up ok');
+$tree_like = $tree_like->parent;
+is($tree_like->name, 'foo', 'Third level up ok');
+
+$schema->storage->debug(0);
+
+cmp_ok($queries, '==', 1, 'Only one query run');
+
+} # end run_tests
+
1;
projects / dbsrgits/DBIx-Class.git / blobdiff