From: Peter Rabbitson <ribasushi@cpan.org>
Date: Tue, 7 Oct 2008 14:15:03 +0000 (+0000)
Subject: Silence SQLite ->disconnect warnings
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=b5bf138fc80fe8068328d397192fdd6529373ad8;p=dbsrgits%2FDBIx-Class-Historic.git

Silence SQLite ->disconnect warnings
---

diff --git a/lib/DBIx/Class/Storage/DBI/SQLite.pm b/lib/DBIx/Class/Storage/DBI/SQLite.pm
index dbe5ea0..68d3ac3 100644
--- a/lib/DBIx/Class/Storage/DBI/SQLite.pm
+++ b/lib/DBIx/Class/Storage/DBI/SQLite.pm
@@ -45,6 +45,20 @@ sub backup
   return $backupfile;
 }
 
+sub disconnect {
+
+  # As described in this node http://www.perlmonks.org/?node_id=666210
+  # there seems to be no sane way to ->disconnect a SQLite database with
+  # cached statement handles. As per mst we just zap the cache and 
+  # proceed as normal.
+
+  my $self = shift;
+  if ($self->connected) {
+    $self->_dbh->{CachedKids} = {};
+    $self->next::method (@_);
+  }
+}
+
 
 1;
 
diff --git a/t/33storage_reconnect.t b/t/33storage_reconnect.t
index 34dae6d..993cfad 100644
--- a/t/33storage_reconnect.t
+++ b/t/33storage_reconnect.t
@@ -7,7 +7,7 @@ use Test::More;
 use lib qw(t/lib);
 use DBICTest;
 
-plan tests => 5;
+plan tests => 6;
 
 my $db_orig = "$FindBin::Bin/var/DBIxClass.db";
 my $db_tmp  = "$db_orig.tmp";
@@ -20,7 +20,14 @@ my @art = $schema->resultset("Artist")->search({ }, { order_by => 'name DESC'});
 cmp_ok(@art, '==', 3, "Three artists returned");
 
 # Disconnect the dbh, and be sneaky about it
-$schema->storage->_dbh->disconnect;
+# Also test if DBD::SQLite finaly knows how to ->disconnect properly
+TODO: {
+    local $TODO = 'SQLite is evil/braindead. Once this test starts passing, remove the related atrocity from DBIx::Class::Storage::DBI::SQLite';
+    my $w;
+    local $SIG{__WARN__} = sub { $w = shift };
+    $schema->storage->_dbh->disconnect;
+    ok ($w !~ /active statement handles/, 'SQLite can disconnect properly \o/');
+}
 
 # Try the operation again - What should happen here is:
 #   1. S::DBI blindly attempts the SELECT, which throws an exception
@@ -40,10 +47,14 @@ close DBFILE;
 chmod 0000, $db_orig;
 
 ### Try the operation again... it should fail, since there's no db
-eval {
-    my @art_three = $schema->resultset("Artist")->search( {}, { order_by => 'name DESC' } );
-};
-ok( $@, 'The operation failed' );
+{
+    # Catch the DBI connection error
+    local $SIG{__WARN__} = sub {};
+    eval {
+        my @art_three = $schema->resultset("Artist")->search( {}, { order_by => 'name DESC' } );
+    };
+    ok( $@, 'The operation failed' );
+}
 
 ### Now, move the db file back to the correct name
 unlink($db_orig);