verify Fixed php-symfony2's db test

php-symfony2/src/Skamander/BenchmarkBundle/Controller/BenchController.php

@@ -29,6 +29,10 @@ class BenchController extends Controller
             $worlds[] =  $repo->find(mt_rand(1, 10000));
         }
 
+        if ($queries == 1) {
+            $worlds = $worlds[0];
+        }
+
         return new JsonResponse($worlds);
     }
 
@@ -43,6 +47,10 @@ class BenchController extends Controller
         for($i = 0; $i < $queries; ++$i) {
             $worlds[] =  $conn->fetchAssoc('SELECT * FROM World WHERE id = ?', array(mt_rand(1, 10000)));
         }
+        
+        if ($queries == 1) {
+            $worlds = $worlds[0];
+        }
 
         return new JsonResponse($worlds);
     }