diff --git a/tests/mocks/database/config/ci_test.sqlite b/not_exists.sqlite
similarity index 100%
rename from tests/mocks/database/config/ci_test.sqlite
rename to not_exists.sqlite
diff --git a/tests/mocks/database/config/pdo/sqlite.php b/tests/mocks/database/config/pdo/sqlite.php
index 1e5043b..c68b4b2 100644
--- a/tests/mocks/database/config/pdo/sqlite.php
+++ b/tests/mocks/database/config/pdo/sqlite.php
@@ -4,20 +4,32 @@
 
 	// Typical Database configuration
 	'pdo/sqlite' => array(
-		'dsn' => 'sqlite:/'.realpath(__DIR__.'/..').'/ci_test.sqlite',
+		'dsn' => 'sqlite:/'.realpath(__DIR__.'/../..').'/ci_test.sqlite',
+		'hostname' => 'localhost',
+		'username' => 'sqlite',
+		'password' => 'sqlite',
+		'database' => 'sqlite',
 		'dbdriver' => 'pdo',
 		'pdodriver' => 'sqlite',
 	),
 
 	// Database configuration with failover
 	'pdo/sqlite_failover' => array(
-		'dsn' => 'sqlite:/'.realpath(__DIR__.'/..').'/not_exists.sqlite',
+		'dsn' => 'sqlite:not_exists.sqlite',
+		'hostname' => 'localhost',
+		'username' => 'sqlite',
+		'password' => 'sqlite',
+		'database' => 'sqlite',
 		'dbdriver' => 'pdo',
 		'pdodriver' => 'sqlite',
 		'failover' => array(
 			array(
-				'dsn' => 'sqlite:/'.realpath(__DIR__.'/..').'/ci_test.sqlite',
-				'dbdriver' => 'pdo',
+				'dsn' => 'sqlite:/'.realpath(__DIR__.'/../..').'/ci_test.sqlite',
+				'hostname' => 'localhost',
+				'username' => 'sqlite',
+				'password' => 'sqlite',
+				'database' => 'sqlite',
+				'dbdriver' => 'pdo', 
 				'pdodriver' => 'sqlite',
 			),
 		),
diff --git a/tests/mocks/database/db.php b/tests/mocks/database/db.php
index c30e6d2..59028ed 100644
--- a/tests/mocks/database/db.php
+++ b/tests/mocks/database/db.php
@@ -45,23 +45,16 @@
 		);
 
 		$config = array_merge($this->config[$group], $params);
+		$dsnstring = ( ! empty($config['dsn'])) ? $config['dsn'] : FALSE;
 		$pdodriver = ( ! empty($config['pdodriver'])) ? $config['pdodriver'] : FALSE;
 		$failover = ( ! empty($config['failover'])) ? $config['failover'] : FALSE;
 
-		if ( ! empty($config['dsn']))
-		{
-			$dsn = $config['dsn'];
-		}
-		else
-		{
-			$dsn = $config['dbdriver'].'://'.$config['username'].':'.$config['password']
+		$dsn = $config['dbdriver'].'://'.$config['username'].':'.$config['password']
 			       .'@'.$config['hostname'].'/'.$config['database'];
 
-		}
-
 		// Build the parameter
 		$other_params = array_slice($config, 6);
-		$other_params['dsn'] = $dsn;
+		if ($dsnstring) $other_params['dsn'] = $dsnstring;
 		if ($pdodriver) $other_params['pdodriver'] = $pdodriver;
 		if ($failover) $other_params['failover'] = $failover;