/** * @return void */ public function testExpandItemsMustAddTaxSetToAllCartItemsIfPRoductHasTaxSet() { $changeTransfer = $this->getChangeTransfer(); $productTaxRate = 19; $productConcreteTransfer = new ProductConcreteTransfer(); $productConcreteTransfer->setTaxRate($productTaxRate); $productManager = $this->getProductManager($productConcreteTransfer); $result = $productManager->expandItems($changeTransfer); $changedItemTransfer = $result->getItems()[0]; $this->assertSame($productConcreteTransfer->getTaxRate(), $changedItemTransfer->getTaxRate()); }