public function delete()
 {
     try {
         $department = new Department($_GET['department_id']);
         $department->delete();
     } catch (\Exception $e) {
         $_SESSION['errorMessages'][] = $e;
     }
     header('Location: ' . BASE_URL . '/departments');
     exit;
 }
 /**
  * @expectedException Exception
  */
 public function testSafeDeleteHandling()
 {
     $department = new Department($this->unusedDepartment);
     $department->delete();
     // The department should be gone from the database, now
     $department = new Department($this->unusedDepartment);
 }