public function testGetProductHolder()
 {
     $item = new BaseQuoteProductItem();
     $value = new QuoteProduct();
     $item->setQuoteProduct($value);
     static::assertSame($value, $item->getProductHolder());
 }
 /**
  * @param BaseQuoteProductItem $item
  * @return string
  */
 protected function formatUnitCode(BaseQuoteProductItem $item)
 {
     $unit = $this->productUnitLabelFormatter->format($item->getProductUnitCode());
     return $unit;
 }
 /**
  * @param OptionalPrice $price
  * @return $this
  */
 public function setPrice($price = null)
 {
     return parent::setPrice($price);
 }