/**
  * Find by project
  *
  * @param Project $project Project
  *
  * @return array
  */
 public function findByProject($project)
 {
     $qb = $this->createQueryBuilder('uwp');
     return $qb->where($qb->expr()->eq('uwp.project', $project->getId()))->getQuery()->getResult();
 }
 public function testEmptyProjectIdisNull()
 {
     $project = new Project();
     $this->assertNull($project->getId());
 }