Storm\Core\Object\UnitOfWork::GetPersistenceDataGroups PHP Method

    public function GetPersistenceDataGroups()
    {
        return $this->PersistenceDataGroups;
    }

 public function testEntityIsPersisted()
 {
     $Entity = $this->Entity(null);
     $this->UnitOfWork->Persist($Entity);
     $this->assertCount(1, $this->UnitOfWork->GetPersistenceData());
     $this->assertArrayHasKey(self::EntityType, $this->UnitOfWork->GetPersistenceDataGroups());
     $this->assertCount(1, $this->UnitOfWork->GetPersistenceDataGroups()[self::EntityType]);
 }