public function testBuildWithoutUnit()
 {
     $sku = 'TEST';
     $qty = 3;
     $data = [ProductDataStorage::ENTITY_ITEMS_DATA_KEY => [[ProductDataStorage::PRODUCT_SKU_KEY => $sku, ProductDataStorage::PRODUCT_QUANTITY_KEY => $qty]]];
     $request = new RFPRequest();
     $product = $this->getProductEntity($sku);
     $this->assertMetadataCalled();
     $this->assertRequestGetCalled();
     $this->assertStorageCalled($data);
     $this->assertProductRepositoryCalled($product);
     /** @var \PHPUnit_Framework_MockObject_MockObject|FormBuilderInterface $builder */
     $builder = $this->getMock('Symfony\\Component\\Form\\FormBuilderInterface');
     $this->extension->buildForm($builder, ['data' => $request]);
     $this->assertEmpty($request->getRequestProducts());
 }