/**
  * Get all completed tests
  */
 protected function getItems()
 {
     global $ilUser;
     include_once "Modules/Exercise/classes/class.ilObjExercise.php";
     $data = array();
     foreach (ilObjExercise::_lookupFinishedUserExercises($ilUser->getId()) as $exercise_id => $passed) {
         // #11210 - only available certificates!
         $exc = new ilObjExercise($exercise_id, false);
         if ($exc->hasUserCertificate($ilUser->getId())) {
             $adapter = new ilExerciseCertificateAdapter($exc);
             if (ilCertificate::_isComplete($adapter)) {
                 $data[] = array("id" => $exercise_id, "title" => ilObject::_lookupTitle($exercise_id), "passed" => $passed);
             }
         }
     }
     $this->setData($data);
 }