X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2F76joins.t;h=70db6830d63200d7410110c0290ea014e4feedfa;hb=fb10283ee881f43f14638133c6d0b41a86fd1a2b;hp=63e03636b4f9cae5b98365d49af24a54f5ba2cb9;hpb=d6915f449e2d68ac184d6bc616043fd605913757;p=dbsrgits%2FDBIx-Class.git

diff --git a/t/76joins.t b/t/76joins.t
index 63e0363..70db683 100644
--- a/t/76joins.t
+++ b/t/76joins.t
@@ -5,7 +5,9 @@ use Test::More;
 use lib qw(t/lib);
 use DBICTest;
 
-my $schema = DBICTest::init_schema();
+my $schema = DBICTest->init_schema();
+
+my $orig_debug = $schema->storage->debug;
 
 use IO::File;
 
@@ -13,7 +15,7 @@ BEGIN {
     eval "use DBD::SQLite";
     plan $@
         ? ( skip_all => 'needs DBD::SQLite for testing' )
-        : ( tests => 44 );
+        : ( tests => 47 );
 }
 
 # figure out if we've got a version of sqlite that is older than 3.2.6, in
@@ -70,6 +72,22 @@ $match = 'person child INNER JOIN person father ON ( father.person_id = '
 
 is( $sa->_recurse_from(@j3), $match, 'join 3 (inner join) ok');
 
+my @j4 = (
+    { mother => 'person' },
+    [   [   { child => 'person', -join_type => 'left' },
+            [   { father             => 'person', -join_type => 'right' },
+                { 'father.person_id' => 'child.father_id' }
+            ]
+        ],
+        { 'mother.person_id' => 'child.mother_id' }
+    ],
+);
+$match = 'person mother LEFT JOIN (person child RIGHT JOIN person father ON ('
+       . ' father.person_id = child.father_id )) ON ( mother.person_id = '
+       . 'child.mother_id )'
+       ;
+is( $sa->_recurse_from(@j4), $match, 'join 4 (nested joins + join types) ok');
+
 my $rs = $schema->resultset("CD")->search(
            { 'year' => 2001, 'artist.name' => 'Caterwauler McCrae' },
            { from => [ { 'me' => 'cd' },
@@ -107,10 +125,6 @@ $rs = $schema->resultset("CD")->search(
 );
 cmp_ok( scalar $rs->all, '==', scalar $rs->slice(0, $rs->count - 1), 'slice() with join has same count as all()' );
 
-eval { $rs->search(undef, { rows => 0, offset => 3 })->all; };
-
-ok($@, "rows => 0 errors: $@");
-
 $rs = $schema->resultset("Artist")->search(
         { 'liner_notes.notes' => 'Kill Yourself!' },
         { join => { 'cds' => 'liner_notes' } });
@@ -146,7 +160,8 @@ is($cd[2]->{_inflated_column}{artist}->name, 'Caterwauler McCrae', 'Prefetch on
 
 is($queries, 1, 'prefetch ran only 1 select statement');
 
-$schema->storage->debug(0);
+$schema->storage->debug($orig_debug);
+$schema->storage->debugobj->callback(undef);
 
 # test for partial prefetch via columns attr
 my $cd = $schema->resultset('CD')->find(1,
@@ -186,7 +201,8 @@ is($cd->{_inflated_column}{artist}->name, 'Caterwauler McCrae', 'artist prefetch
 
 is($queries, 1, 'find with prefetch ran exactly 1 select statement (excluding column_info)');
 
-$schema->storage->debug(0);
+$schema->storage->debug($orig_debug);
+$schema->storage->debugobj->callback(undef);
 
 $rs = $schema->resultset('Tag')->search(
   {},
@@ -279,26 +295,40 @@ is($tree_like->name, 'bar', 'Second level up ok');
 $tree_like = $tree_like->parent;
 is($tree_like->name, 'foo', 'Third level up ok');
 
-$schema->storage->debug(0);
+$schema->storage->debug($orig_debug);
+$schema->storage->debugobj->callback(undef);
 
 cmp_ok($queries, '==', 1, 'Only one query run');
 
-# has_many resulting in an additional select if no records available despite prefetch
-my $track = $schema->resultset("Artist")->create( {
-  artistid  => 4,
-  name      => 'Artist without CDs',
-} );
+$tree_like = $schema->resultset('TreeLike')->search({'me.id' => 1});
+$tree_like = $tree_like->search_related('children')->search_related('children')->search_related('children')->first;
+is($tree_like->name, 'quux', 'Tree search_related ok');
 
-$queries = 0;
-$schema->storage->debug(1);
+$tree_like = $schema->resultset('TreeLike')->search({ 'children.id' => 2 });
+$tree_like = $tree_like->search_related('children', undef, { prefetch => { children => 'children' } })->first;
+is($tree_like->children->first->children->first->name, 'quux', 'Tree search_related with prefetch ok');
+
+$tree_like = $schema->resultset('TreeLike')->search(
+    { 'children.id' => 2, 'children_2.id' => 5 }, 
+    { join => [qw/children children/] }
+  )->search_related('children', { 'children_3.id' => 3 }, { prefetch => 'children' }
+  )->first->children->first;
+is($tree_like->name, 'baz', 'Tree with multiple has_many joins ok');
 
-my $artist_without_cds = $schema->resultset("Artist")->find(4, {
-    join        => [qw/ cds /],
-    prefetch    => [qw/ cds /],
-});
-my @no_cds = $artist_without_cds->cds;
+# test that collapsed joins don't get a _2 appended to the alias
+
+my $sql = '';
+$schema->storage->debugcb(sub { $sql = $_[1] });
+$schema->storage->debug(1);
 
-is($queries, 1, 'prefetch ran only 1 sql statement');
+eval {
+  my $row = $schema->resultset('Artist')->search_related('cds', undef, {
+    join => 'tracks',
+    prefetch => 'tracks',
+  })->search_related('tracks')->first;
+};
 
-$schema->storage->debug(0);
+like( $sql, qr/^SELECT tracks\.trackid/, "collapsed join didn't add _2 to alias" );
 
+$schema->storage->debug($orig_debug);
+$schema->storage->debugobj->callback(undef);