public function load(ObjectManager $manager)
{
$partUnit = new PartMeasurementUnit();
$partUnit->setName("pieces");
$partUnit->setShortName("pcs");
$partUnit->setDefault(true);
$part = new Part();
$part->setName("FOOBAR");
$part->setPartUnit($partUnit);
$category = $this->getReference("partcategory.first");
$storageLocation = $this->getReference("storagelocation.first");
$part->setCategory($category);
$part->setStorageLocation($storageLocation);
$part2 = new Part();
$part2->setName("FOOBAR2");
$category = $this->getReference("partcategory.first");
$storageLocation = $this->getReference("storagelocation.first");
$part2->setCategory($category);
$part2->setStorageLocation($storageLocation);
$part2->setPartUnit($partUnit);
$manager->persist($partUnit);
$manager->persist($part);
$manager->persist($part2);
$manager->flush();
$this->addReference("part.1", $part);
$this->addReference("part.2", $part2);
}