Merge pull request #331 from lemoinem/fix/timestampable-tests

Fix Timestampable tests

Author: docteurklein

tests/Knp/DoctrineBehaviors/ORM/TimestampableTest.php

@@ -66,6 +66,7 @@ public function it_should_modify_update_datetime_when_updated_but_not_the_creati
 
         $em->persist($entity);
         $em->flush();
+        $em->refresh($entity);
         $id = $entity->getId();
         $createdAt = $entity->getCreatedAt();
         $em->clear();
@@ -99,6 +100,7 @@ public function it_should_return_the_same_datetime_when_not_updated()
 
         $em->persist($entity);
         $em->flush();
+        $em->refresh($entity);
         $id = $entity->getId();
         $createdAt = $entity->getCreatedAt();
         $updatedAt = $entity->getUpdatedAt();
@@ -135,6 +137,7 @@ public function it_should_modify_update_datetime_only_once()
 
         $em->persist($entity);
         $em->flush();
+        $em->refresh($entity);
         $id = $entity->getId();
         $createdAt = $entity->getCreatedAt();
         $em->clear();