getProductCart example

parent::setUp();

        $this->ids = new IdsCollection();
        $this->cartService = $this->getContainer()->get(CartService::class);
        $this->calculator = $this->getContainer()->get(QuantityPriceCalculator::class);
    }

    public function testDeliveryInformation(): void
    {
        $this->createProduct();

        $cart = $this->getProductCart();
        $lineItem = $cart->get($this->ids->get('product'));

        static::assertInstanceOf(LineItem::class, $lineItem);
        static::assertInstanceOf(DeliveryInformation::class, $lineItem->getDeliveryInformation());

        $info = $lineItem->getDeliveryInformation();
        static::assertEquals(100, $info->getWeight());
        static::assertEquals(101, $info->getHeight());
        static::assertEquals(102, $info->getWidth());
        static::assertEquals(103, $info->getLength());
    }