From: Peter Rabbitson <ribasushi@cpan.org>
Date: Wed, 2 Sep 2009 10:19:11 +0000 (+0000)
Subject: First part of mysql insanity
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=aa82ce29dcf525f22133a0c6bc9cd9c611767792;p=dbsrgits%2FDBIx-Class-Historic.git

First part of mysql insanity
---

diff --git a/lib/DBIx/Class/SQLAHacks.pm b/lib/DBIx/Class/SQLAHacks.pm
index d5041ba..f44ed4f 100644
--- a/lib/DBIx/Class/SQLAHacks.pm
+++ b/lib/DBIx/Class/SQLAHacks.pm
@@ -508,15 +508,21 @@ sub _recurse_from {
   foreach my $j (@join) {
     my ($to, $on) = @$j;
 
+
     # check whether a join type exists
-    my $join_clause = '';
     my $to_jt = ref($to) eq 'ARRAY' ? $to->[0] : $to;
-    if (ref($to_jt) eq 'HASH' and exists($to_jt->{-join_type})) {
-      $join_clause = ' '.uc($to_jt->{-join_type}).' JOIN ';
-    } else {
-      $join_clause = ' JOIN ';
+    my $join_type;
+    if (ref($to_jt) eq 'HASH' and defined($to_jt->{-join_type})) {
+      $join_type = $to_jt->{-join_type};
+      $join_type =~ s/^\s+ | \s+$//xg;
     }
-    push(@sqlf, $join_clause);
+
+    $join_type ||= $self->_default_jointype;
+
+    my $join_clause = sprintf ('%s JOIN ',
+      $join_type ?  ' ' . uc($join_type) : ''
+    );
+    push @sqlf, $join_clause;
 
     if (ref $to eq 'ARRAY') {
       push(@sqlf, '(', $self->_recurse_from(@$to), ')');
@@ -528,6 +534,8 @@ sub _recurse_from {
   return join('', @sqlf);
 }
 
+sub _default_jointype {};
+
 sub _fold_sqlbind {
   my ($self, $sqlbind) = @_;
 
diff --git a/t/71mysql.t b/t/71mysql.t
index 031529c..c58c142 100644
--- a/t/71mysql.t
+++ b/t/71mysql.t
@@ -6,6 +6,7 @@ use Test::Exception;
 use lib qw(t/lib);
 use DBICTest;
 use DBI::Const::GetInfoType;
+use DBIC::SqlMakerTest;
 
 my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_MYSQL_${_}" } qw/DSN USER PASS/};
 
@@ -14,8 +15,6 @@ my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_MYSQL_${_}" } qw/DSN USER PASS/};
 plan skip_all => 'Set $ENV{DBICTEST_MYSQL_DSN}, _USER and _PASS to run this test'
   unless ($dsn && $user);
 
-plan tests => 19;
-
 my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
 
 my $dbh = $schema->storage->dbh;
@@ -153,12 +152,42 @@ SKIP: {
 
     my $type_info = $schema->storage->columns_info_for('artist');
     is_deeply($type_info, $test_type_info, 'columns_info_for - column data types');
+
+
 }
 
 my $cd = $schema->resultset ('CD')->create ({});
 my $producer = $schema->resultset ('Producer')->create ({});
 lives_ok { $cd->set_producers ([ $producer ]) } 'set_relationship doesnt die';
 
+{
+  my $artist = $schema->resultset('Artist')->next;
+  my $cd = $schema->resultset('CD')->next;
+  $cd->set_from_related ('artist', $artist);
+  $cd->update;
+
+  my $rs = $schema->resultset('CD')->search ({}, { prefetch => 'artist' });
+
+  lives_ok sub {
+    my $cd = $rs->next;
+    is ($cd->artist->name, $artist->name, 'Prefetched artist');
+  }, 'join does not throw (mysql 3 test)';
+
+  # induce a jointype override, make sure it works even if we don't have mysql3
+  no warnings qw/redefine/;
+  local *DBIx::Class::SQLAHacks::MySQL::_default_jointype = sub {'inner'};
+  is_same_sql_bind (
+    $rs->as_query,
+    '(
+      SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
+             artist.artistid, artist.name, artist.rank, artist.charfield
+        FROM cd me
+        INNER JOIN artist artist ON artist.artistid = me.artist
+    )',
+    [],
+    'overriden default join type works',
+  );
+}
 
 ## Can we properly deal with the null search problem?
 ##
@@ -190,3 +219,5 @@ NULLINSEARCH: {
     is $artist => undef
       => 'Nothing Found!';
 }
+
+done_testing;