Fix unit tests

lib/Alchemy/Phrasea/Model/Entities/User.php

@@ -424,7 +424,7 @@ class User
             self::GENDER_MISS,
             self::GENDER_MR,
             self::GENDER_MRS
-        ])) {
+        ], true)) {
             throw new InvalidArgumentException(sprintf("Invalid gender %s.", $gender));
         }
 

lib/Alchemy/Phrasea/Model/Entities/ValidationSession.php

@@ -96,13 +96,13 @@ class ValidationSession
     }
 
     /**
-     * Get initiator_id
+     * Get validation initiator
      *
-     * @return integer
+     * @return User
      */
     public function getInitiator()
     {
-        return $this->initiator_id;
+        return $this->initiator;
     }
 
     /**

lib/Alchemy/Phrasea/Model/Repositories/BasketElementRepository.php

@@ -109,7 +109,7 @@ class BasketElementRepository extends EntityRepository
             LEFT JOIN b.validation s
             LEFT JOIN s.participants p
             WHERE b.user = :usr_id
-            AND b.pusher_id IS NOT NULL
+            AND b.pusher IS NOT NULL
             AND e.record_id = :record_id
             AND e.sbas_id = :sbas_id';