diff --git a/tests/UnicaenAuthTest/Service/UserTest.php b/tests/UnicaenAuthTest/Service/UserTest.php
index 9e145a9c3c7ee7e28b4f66b7a0c2f0822e7d1436..eb43de2fadffe333a343dc6bcb5de4e96f7fc89d 100644
--- a/tests/UnicaenAuthTest/Service/UserTest.php
+++ b/tests/UnicaenAuthTest/Service/UserTest.php
@@ -57,6 +57,13 @@ class UserTest extends PHPUnit_Framework_TestCase
         $this->service->setServiceManager($serviceManager);
     }
     
+    public function testCanSetLdapPeopleMapper()
+    {
+        $mapper = new \UnicaenApp\Mapper\Ldap\People();
+        $this->service->setLdapPeopleMapper($mapper);
+        $this->assertSame($mapper, $this->service->getLdapPeopleMapper());
+    }
+    
     public function testCanRetrieveDefaultLdapPeopleMapperFromServiceManager()
     {
         $this->assertInstanceOf('UnicaenApp\Mapper\Ldap\People', $this->service->getLdapPeopleMapper());