public function testSettersAndGetters()
 {
     $this->assertNull($this->entity->getId());
     $this->assertNull($this->entity->getCreatedAt());
     $this->assertNull($this->entity->getEntityId());
     $this->assertNotNull($this->entity->getSegment());
     $testEntityId = 12;
     $testCreatedAt = new \DateTime('now - 1 day', new \DateTimeZone('UTC'));
     $this->entity->setEntityId($testEntityId);
     $this->entity->setCreatedAt($testCreatedAt);
     $this->assertSame($testEntityId, $this->entity->getEntityId());
     $this->assertSame($testCreatedAt, $this->entity->getCreatedAt());
     $this->entity->prePersist();
     $this->assertNotSame($testCreatedAt, $this->entity->getCreatedAt());
     $this->assertInstanceOf('\\DateTime', $this->entity->getCreatedAt());
 }
 public function load(ObjectManager $manager)
 {
     $segments = $manager->getRepository('OroSegmentBundle:Segment')->findAll();
     $entities = $manager->getRepository('OroTestFrameworkBundle:WorkflowAwareEntity')->findAll();
     $entityCount = count($entities);
     /** @var Segment $segment */
     foreach ($segments as $segment) {
         $randomStart = rand(0, $entityCount);
         $randomEnd = rand($randomStart, $entityCount - $randomStart);
         /** @var WorkflowAwareEntity $entity */
         foreach ($entities as $key => $entity) {
             if ($key < $randomStart) {
                 continue;
             }
             if ($key > $randomEnd) {
                 break;
             }
             $segmentSnapshot = new SegmentSnapshot($segment);
             $segmentSnapshot->setEntityId($entity->getId());
             $segmentSnapshot->setCreatedAt(new \DateTime());
             $manager->persist($segmentSnapshot);
         }
     }
     $manager->flush();
 }