diff --git a/src/TestUtils/DummyLDAPApiProvider.php b/src/TestUtils/DummyLDAPApiProvider.php
index c1dde5ba782857609171a96bf5ec60caa4cc93ce..57f654245b56a99fd0918d3742be4531fdf5fe13 100644
--- a/src/TestUtils/DummyLDAPApiProvider.php
+++ b/src/TestUtils/DummyLDAPApiProvider.php
@@ -15,20 +15,11 @@ class DummyLDAPApiProvider implements LDAPApiProviderInterface
      */
     public function personFromUserItemPostHook(array $attributes, Person $person, bool $full = false)
     {
-        // For example, you can parse the date of birth from the LDAP attribute and set it to the person object.
-
-//        $birthDate = $attributes['dateofbirth'][0];
-//        $person->setBirthDate($birthDate);
+        $person->setExtraData('test', 'my-test-string');
     }
 
     public function getPersonForExternalServiceHook(string $service, string $serviceID): Person
     {
-        // For example, you can use the service and serviceID to get the person from some other service.
-
-//        if ($service === 'SOME-SERVICE') {
-//            return getPersonFromSomeService($serviceID);
-//        }
-
         throw new BadRequestHttpException("Unknown service: $service");
     }
 }
diff --git a/tests/PersonTest.php b/tests/PersonTest.php
index 991099f6739b65f37917b0daf07bac042c3965b2..dba64b08f388379d102ede3b6567ca5c54adb694 100644
--- a/tests/PersonTest.php
+++ b/tests/PersonTest.php
@@ -83,4 +83,15 @@ class PersonTest extends ApiTestCase
             $this->assertEquals('1994-06-24', $person->getBirthDate());
         }
     }
+
+    public function testLDAPApiProvider()
+    {
+        $user = new AdldapUser([
+            'cn' => ['foobar'],
+        ], $this->newBuilder());
+
+        $person = $this->api->personFromUserItem($user, false);
+
+        $this->assertEquals($person->getExtraData('test'), 'my-test-string');
+    }
 }