diff --git a/features/cart/shopping_cart/viewing_cart_summary.feature b/features/cart/shopping_cart/viewing_cart_summary.feature
index 40ef32bfea9..cc056096033 100644
--- a/features/cart/shopping_cart/viewing_cart_summary.feature
+++ b/features/cart/shopping_cart/viewing_cart_summary.feature
@@ -7,7 +7,7 @@ Feature: Viewing a cart summary
     Background:
         Given the store operates on a single channel in "United States"
 
-    @ui
+    @ui @api
     Scenario: Viewing information about empty cart
         When I see the summary of my cart
         Then my cart should be empty
diff --git a/src/Sylius/Behat/Client/ApiClientInterface.php b/src/Sylius/Behat/Client/ApiClientInterface.php
index 173d175cc73..1fe53c88c80 100644
--- a/src/Sylius/Behat/Client/ApiClientInterface.php
+++ b/src/Sylius/Behat/Client/ApiClientInterface.php
@@ -26,7 +26,7 @@ public function subResourceIndex(string $subResource, string $id): Response;
 
     public function show(string $id): Response;
 
-    public function create(): Response;
+    public function create(?RequestInterface $request = null): Response;
 
     public function update(): Response;
 
diff --git a/src/Sylius/Behat/Client/ApiPlatformClient.php b/src/Sylius/Behat/Client/ApiPlatformClient.php
index ec58c48bfa4..8bc318c81c8 100644
--- a/src/Sylius/Behat/Client/ApiPlatformClient.php
+++ b/src/Sylius/Behat/Client/ApiPlatformClient.php
@@ -61,9 +61,9 @@ public function show(string $id): Response
         return $this->request(Request::show($this->resource, $id, $this->sharedStorage->get('token')));
     }
 
-    public function create(): Response
+    public function create(?RequestInterface $request = null): Response
     {
-        return $this->request($this->request);
+        return $this->request($request ?? $this->request);
     }
 
     public function update(): Response
@@ -118,7 +118,8 @@ public function upload(): Response
 
     public function buildCreateRequest(): void
     {
-        $this->request = Request::create($this->resource, $this->sharedStorage->get('token'));
+        $this->request = Request::create($this->resource);
+        $this->request->authorize($this->sharedStorage->get('token'));
     }
 
     public function buildUpdateRequest(string $id): void
diff --git a/src/Sylius/Behat/Client/Request.php b/src/Sylius/Behat/Client/Request.php
index ea3294599e2..6e702be49ef 100644
--- a/src/Sylius/Behat/Client/Request.php
+++ b/src/Sylius/Behat/Client/Request.php
@@ -67,12 +67,12 @@ public static function show(string $resource, string $id, string $token): Reques
         );
     }
 
-    public static function create(string $resource, string $token): RequestInterface
+    public static function create(string $resource): RequestInterface
     {
         return new self(
             sprintf('/new-api/%s', $resource),
             HttpRequest::METHOD_POST,
-            ['CONTENT_TYPE' => 'application/json', 'HTTP_Authorization' => 'Bearer ' . $token]
+            ['CONTENT_TYPE' => 'application/ld+json']
         );
     }
 
@@ -190,6 +190,11 @@ public function removeSubResource(string $subResource, string $id): void
         }
     }
 
+    public function authorize(string $token): void
+    {
+        $this->headers['HTTP_Authorization'] = 'Bearer ' . $token;
+    }
+
     private function mergeArraysUniquely(array $firstArray, array $secondArray): array
     {
         foreach ($secondArray as $key => $value) {
diff --git a/src/Sylius/Behat/Client/RequestInterface.php b/src/Sylius/Behat/Client/RequestInterface.php
index fc7291991e9..596082e0170 100644
--- a/src/Sylius/Behat/Client/RequestInterface.php
+++ b/src/Sylius/Behat/Client/RequestInterface.php
@@ -21,7 +21,7 @@ public static function subResourceIndex(string $resource, string $id, string $su
 
     public static function show(string $resource, string $id, string $token): self;
 
-    public static function create(string $resource, string $token): self;
+    public static function create(string $resource): self;
 
     public static function update(string $resource, string $id, string $token): self;
 
@@ -56,4 +56,6 @@ public function updateFiles(array $newFiles): void;
     public function addSubResource(string $key, array $subResource): void;
 
     public function removeSubResource(string $subResource, string $id): void;
+
+    public function authorize(string $token): void;
 }
diff --git a/src/Sylius/Behat/Context/Api/Admin/ManagingOrdersContext.php b/src/Sylius/Behat/Context/Api/Admin/ManagingOrdersContext.php
index 71feb378866..0e05ed6ebaa 100644
--- a/src/Sylius/Behat/Context/Api/Admin/ManagingOrdersContext.php
+++ b/src/Sylius/Behat/Context/Api/Admin/ManagingOrdersContext.php
@@ -75,7 +75,7 @@ public function iBrowseOrders(): void
      */
     public function iSeeTheOrder(OrderInterface $order): void
     {
-        $this->client->show($order->getNumber());
+        $this->client->show($order->getTokenValue());
     }
 
     /**
@@ -84,7 +84,7 @@ public function iSeeTheOrder(OrderInterface $order): void
     public function iCancelThisOrder(OrderInterface $order): void
     {
         $this->client->applyTransition(
-            $this->responseChecker->getValue($this->client->show($order->getNumber()), 'number'),
+            $this->responseChecker->getValue($this->client->show($order->getTokenValue()), 'tokenValue'),
             OrderTransitions::TRANSITION_CANCEL
         );
     }
@@ -129,9 +129,10 @@ public function iShouldSeeASingleOrderFromCustomer(CustomerInterface $customer):
      */
     public function iShouldBeNotifiedAboutItHasBeenSuccessfullyCanceled(): void
     {
+        $response = $this->client->getLastResponse();
         Assert::true(
-            $this->responseChecker->isUpdateSuccessful($this->client->getLastResponse()),
-            'Resource could not be completed'
+            $this->responseChecker->isUpdateSuccessful($response),
+            'Resource could not be completed. Reason: ' . $response->getContent()
         );
     }
 
@@ -143,7 +144,7 @@ public function itsStateShouldBe(string $state): void
     {
         /** @var OrderInterface $order */
         $order = $this->sharedStorage->get('order');
-        $orderState = $this->responseChecker->getValue($this->client->show($order->getNumber()), 'state');
+        $orderState = $this->responseChecker->getValue($this->client->show($order->getTokenValue()), 'state');
 
         Assert::same($orderState, strtolower($state));
     }
@@ -154,7 +155,7 @@ public function itsStateShouldBe(string $state): void
     public function itShouldHaveShipmentState(string $state): void
     {
         $shipmentsIri = $this->responseChecker->getValue(
-            $this->client->show($this->sharedStorage->get('order')->getNumber()),
+            $this->client->show($this->sharedStorage->get('order')->getTokenValue()),
             'shipments'
         );
 
@@ -170,7 +171,7 @@ public function itShouldHaveShipmentState(string $state): void
     public function itShouldHavePaymentState($state): void
     {
         $paymentsIri = $this->responseChecker->getValue(
-            $this->client->show($this->sharedStorage->get('order')->getNumber()),
+            $this->client->show($this->sharedStorage->get('order')->getTokenValue()),
             'payments'
         );
 
@@ -186,7 +187,7 @@ public function itShouldHavePaymentState($state): void
     public function theOrderShouldHaveNumberOfPayments(int $number): void
     {
         Assert::count(
-            $this->responseChecker->getValue($this->client->show($this->sharedStorage->get('order')->getNumber()), 'payments'),
+            $this->responseChecker->getValue($this->client->show($this->sharedStorage->get('order')->getTokenValue()), 'payments'),
             $number
         );
     }
@@ -197,8 +198,8 @@ public function theOrderShouldHaveNumberOfPayments(int $number): void
     public function theOrderShouldHavePaymentState(OrderInterface $order, string $paymentState): void
     {
         Assert::true(
-            $this->responseChecker->hasValue($this->client->show($order->getNumber()), 'paymentState', strtolower($paymentState)),
-            sprintf('Order %s does not have %s payment state', $order->getNumber(), $paymentState)
+            $this->responseChecker->hasValue($this->client->show($order->getTokenValue()), 'paymentState', strtolower($paymentState)),
+            sprintf('Order %s does not have %s payment state', $order->getTokenValue(), $paymentState)
         );
     }
 
diff --git a/src/Sylius/Behat/Context/Api/Admin/ManagingPaymentsContext.php b/src/Sylius/Behat/Context/Api/Admin/ManagingPaymentsContext.php
index 91509b1c977..ba23840a30a 100644
--- a/src/Sylius/Behat/Context/Api/Admin/ManagingPaymentsContext.php
+++ b/src/Sylius/Behat/Context/Api/Admin/ManagingPaymentsContext.php
@@ -135,12 +135,12 @@ public function thePaymentOfTheOrderShouldBeFor(
     }
 
     /**
-     * @Then /^I should see payment for (the "[^"]+" order) as (\d+)(?:|st|nd|rd|th) in the list$/
+     * @Then /^I should see payment for the ("[^"]+" order) as (\d+)(?:|st|nd|rd|th) in the list$/
      */
-    public function iShouldSeePaymentForTheOrderInTheList(string $orderNumber, int $position): void
+    public function iShouldSeePaymentForTheOrderInTheList(OrderInterface $order, int $position): void
     {
         Assert::true($this->responseChecker->hasItemOnPositionWithValue(
-            $this->client->getLastResponse(), $position - 1, 'order', sprintf('/new-api/orders/%s', $orderNumber)
+            $this->client->getLastResponse(), $position - 1, 'order', sprintf('/new-api/orders/%s', $order->getTokenValue())
         ));
     }
 
diff --git a/src/Sylius/Behat/Context/Api/Shop/CartContext.php b/src/Sylius/Behat/Context/Api/Shop/CartContext.php
new file mode 100644
index 00000000000..e3cf890210a
--- /dev/null
+++ b/src/Sylius/Behat/Context/Api/Shop/CartContext.php
@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Sylius\Behat\Context\Api\Shop;
+
+use Behat\Behat\Context\Context;
+use Sylius\Behat\Client\ApiClientInterface;
+use Sylius\Behat\Client\Request;
+use Sylius\Behat\Client\ResponseCheckerInterface;
+use Webmozart\Assert\Assert;
+
+final class CartContext implements Context
+{
+    /** @var ApiClientInterface */
+    private $cartsClient;
+
+    /** @var ResponseCheckerInterface */
+    private $responseChecker;
+
+    public function __construct(ApiClientInterface $cartsClient, ResponseCheckerInterface $responseChecker)
+    {
+        $this->cartsClient = $cartsClient;
+        $this->responseChecker = $responseChecker;
+    }
+
+    /**
+     * @When I see the summary of my cart
+     */
+    public function iSeeTheSummaryOfMyCart(): void
+    {
+        $this->cartsClient->create(Request::create('orders'));
+    }
+
+    /**
+     * @Then my cart should be empty
+     */
+    public function myCartShouldBeEmpty(): void
+    {
+        $response = $this->cartsClient->getLastResponse();
+        Assert::true(
+            $this->responseChecker->isCreationSuccessful($response),
+            'Cart has not been created. Reason: ' . $response->getContent()
+        );
+    }
+}
diff --git a/src/Sylius/Behat/Resources/config/services/api.xml b/src/Sylius/Behat/Resources/config/services/api.xml
index 5838547c115..df69a01bb64 100644
--- a/src/Sylius/Behat/Resources/config/services/api.xml
+++ b/src/Sylius/Behat/Resources/config/services/api.xml
@@ -74,6 +74,10 @@
             <argument>provinces</argument>
         </service>
 
+        <service id="sylius.behat.api_platform_client.cart" class="Sylius\Behat\Client\ApiPlatformClient" parent="sylius.behat.api_platform_client">
+            <argument>carts</argument>
+        </service>
+
         <service id="sylius.behat.api_platform_client.shipping_category" class="Sylius\Behat\Client\ApiPlatformClient" parent="sylius.behat.api_platform_client">
             <argument>shipping-categories</argument>
         </service>
diff --git a/src/Sylius/Behat/Resources/config/services/contexts/api/shop.xml b/src/Sylius/Behat/Resources/config/services/contexts/api/shop.xml
index bf4309eff73..56e6a42bfbf 100644
--- a/src/Sylius/Behat/Resources/config/services/contexts/api/shop.xml
+++ b/src/Sylius/Behat/Resources/config/services/contexts/api/shop.xml
@@ -18,6 +18,11 @@
     <services>
         <defaults public="true" />
 
+        <service id="sylius.behat.context.api.shop.cart" class="Sylius\Behat\Context\Api\Shop\CartContext">
+            <argument type="service" id="sylius.behat.api_platform_client.cart" />
+            <argument type="service" id="Sylius\Behat\Client\ResponseCheckerInterface" />
+        </service>
+
         <service id="sylius.behat.context.api.shop.channel" class="Sylius\Behat\Context\Api\Shop\ChannelContext">
             <argument type="service" id="sylius.behat.shared_storage" />
         </service>
diff --git a/src/Sylius/Behat/Resources/config/suites.yml b/src/Sylius/Behat/Resources/config/suites.yml
index 9c9dd2e0620..b3d820dc6f1 100644
--- a/src/Sylius/Behat/Resources/config/suites.yml
+++ b/src/Sylius/Behat/Resources/config/suites.yml
@@ -7,6 +7,7 @@ imports:
     - suites/api/addressing/managing_countries.yml
     - suites/api/addressing/managing_zones.yml
     - suites/api/admin/login.yml
+    - suites/api/cart/shopping_cart.yml
     - suites/api/channel/managing_channels.yml
     - suites/api/currency/managing_currencies.yml
     - suites/api/currency/managing_exchange_rates.yml
diff --git a/src/Sylius/Behat/Resources/config/suites/api/cart/shopping_cart.yml b/src/Sylius/Behat/Resources/config/suites/api/cart/shopping_cart.yml
new file mode 100644
index 00000000000..a07e462c9da
--- /dev/null
+++ b/src/Sylius/Behat/Resources/config/suites/api/cart/shopping_cart.yml
@@ -0,0 +1,15 @@
+# This file is part of the Sylius package.
+# (c) Paweł Jędrzejewski
+
+default:
+    suites:
+        api_shopping_cart:
+            contexts:
+                - sylius.behat.context.hook.doctrine_orm
+
+                - sylius.behat.context.setup.channel
+
+                - sylius.behat.context.api.shop.cart
+
+            filters:
+                tags: "@shopping_cart && @api"
diff --git a/src/Sylius/Bundle/ApiBundle/Command/PickupCart.php b/src/Sylius/Bundle/ApiBundle/Command/PickupCart.php
new file mode 100644
index 00000000000..daa83460040
--- /dev/null
+++ b/src/Sylius/Bundle/ApiBundle/Command/PickupCart.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Sylius\Bundle\ApiBundle\Command;
+
+/**
+ * @psalm-immutable
+ */
+class PickupCart
+{
+}
diff --git a/src/Sylius/Bundle/ApiBundle/CommandHandler/PickupCartHandler.php b/src/Sylius/Bundle/ApiBundle/CommandHandler/PickupCartHandler.php
new file mode 100644
index 00000000000..a4d454cabd9
--- /dev/null
+++ b/src/Sylius/Bundle/ApiBundle/CommandHandler/PickupCartHandler.php
@@ -0,0 +1,72 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sylius\Bundle\ApiBundle\CommandHandler;
+
+use Doctrine\Persistence\ObjectManager;
+use Sylius\Bundle\ApiBundle\Command\PickupCart;
+use Sylius\Component\Channel\Context\ChannelContextInterface;
+use Sylius\Component\Core\Model\ChannelInterface;
+use Sylius\Component\Core\Model\OrderInterface;
+use Sylius\Component\Currency\Model\CurrencyInterface;
+use Sylius\Component\Locale\Model\LocaleInterface;
+use Sylius\Component\Resource\Factory\FactoryInterface;
+use Sylius\Component\Resource\Generator\RandomnessGeneratorInterface;
+use Symfony\Component\Messenger\Handler\MessageHandlerInterface;
+
+final class PickupCartHandler implements MessageHandlerInterface
+{
+    /** @var FactoryInterface */
+    private $cartFactory;
+
+    /** @var ChannelContextInterface */
+    private $channelContext;
+
+    /** @var ObjectManager */
+    private $orderManager;
+
+    /** @var RandomnessGeneratorInterface */
+    private $generator;
+
+    public function __construct(
+        FactoryInterface $cartFactory,
+        ChannelContextInterface $channelContext,
+        ObjectManager $orderManager,
+        RandomnessGeneratorInterface $generator
+    ) {
+        $this->cartFactory = $cartFactory;
+        $this->channelContext = $channelContext;
+        $this->orderManager = $orderManager;
+        $this->generator = $generator;
+    }
+
+    public function __invoke(PickupCart $pickupCart)
+    {
+        /** @var OrderInterface $cart */
+        $cart = $this->cartFactory->createNew();
+
+        /** @var ChannelInterface $channel */
+        $channel = $this->channelContext->getChannel();
+        /** @var LocaleInterface $locale */
+        $locale = $channel->getDefaultLocale();
+        /** @var CurrencyInterface $currency */
+        $currency = $channel->getBaseCurrency();
+
+        $cart->setChannel($channel);
+        $cart->setLocaleCode($locale->getCode());
+        $cart->setCurrencyCode($currency->getCode());
+        $cart->setTokenValue($this->generator->generateUriSafeString(10));
+
+        $this->orderManager->persist($cart);
+
+        return $cart;
+    }
+}
diff --git a/src/Sylius/Bundle/ApiBundle/PropertyInfo/Extractor/EmptyPropertyListExtractor.php b/src/Sylius/Bundle/ApiBundle/PropertyInfo/Extractor/EmptyPropertyListExtractor.php
new file mode 100644
index 00000000000..749b699ff96
--- /dev/null
+++ b/src/Sylius/Bundle/ApiBundle/PropertyInfo/Extractor/EmptyPropertyListExtractor.php
@@ -0,0 +1,28 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Sylius\Bundle\ApiBundle\PropertyInfo\Extractor;
+
+use Symfony\Component\PropertyInfo\PropertyListExtractorInterface;
+
+final class EmptyPropertyListExtractor implements PropertyListExtractorInterface
+{
+    public function getProperties(string $class, array $context = []): ?array
+    {
+        if (class_exists($class)) {
+            return [];
+        }
+
+        return null;
+    }
+}
diff --git a/src/Sylius/Bundle/ApiBundle/Resources/config/api_resources/Order.xml b/src/Sylius/Bundle/ApiBundle/Resources/config/api_resources/Order.xml
index 0d819e1719e..459c7fa0c4b 100644
--- a/src/Sylius/Bundle/ApiBundle/Resources/config/api_resources/Order.xml
+++ b/src/Sylius/Bundle/ApiBundle/Resources/config/api_resources/Order.xml
@@ -28,6 +28,14 @@
             <collectionOperation name="get">
                 <attribute name="security">is_granted('ROLE_API_ACCESS')</attribute>
             </collectionOperation>
+            <collectionOperation name="post">
+                <attribute name="security">is_granted('IS_AUTHENTICATED_ANONYMOUSLY')</attribute>
+                <attribute name="openapi_context">
+                    <attribute name="summary">Pickup a new cart</attribute>
+                </attribute>
+                <attribute name="messenger">input</attribute>
+                <attribute name="input">Sylius\Bundle\ApiBundle\Command\PickupCart</attribute>
+            </collectionOperation>
         </collectionOperations>
 
         <itemOperations>
@@ -51,7 +59,8 @@
         </itemOperations>
 
         <property name="id" identifier="false" writable="false" />
-        <property name="number" identifier="true" writable="false" />
+        <property name="number" identifier="false" writable="false" />
+        <property name="tokenValue" identifier="true" writable="false" />
         <property name="channel" writable="false" />
         <property name="customer" writable="false" />
         <property name="payments" writable="false" />
diff --git a/src/Sylius/Bundle/ApiBundle/Resources/config/serialization/Order.xml b/src/Sylius/Bundle/ApiBundle/Resources/config/serialization/Order.xml
index 07653d6dde4..dd2bc9ebc82 100644
--- a/src/Sylius/Bundle/ApiBundle/Resources/config/serialization/Order.xml
+++ b/src/Sylius/Bundle/ApiBundle/Resources/config/serialization/Order.xml
@@ -55,5 +55,9 @@
         <attribute name="orderPromotionTotal">
             <group>order:read</group>
         </attribute>
+
+        <attribute name="tokenValue">
+            <group>order:read</group>
+        </attribute>
     </class>
 </serializer>
diff --git a/src/Sylius/Bundle/ApiBundle/Resources/config/services.xml b/src/Sylius/Bundle/ApiBundle/Resources/config/services.xml
index 5ece3e81d67..ccb697727ba 100644
--- a/src/Sylius/Bundle/ApiBundle/Resources/config/services.xml
+++ b/src/Sylius/Bundle/ApiBundle/Resources/config/services.xml
@@ -62,5 +62,9 @@
             <argument type="service" id="sylius.api.api_platform.metadata.property.metadata_factory.xml.inner" />
             <argument type="service" id="service_container" />
         </service>
+
+        <service id="sylius.api.property_info.extractor.empty_list_extractor" class="Sylius\Bundle\ApiBundle\PropertyInfo\Extractor\EmptyPropertyListExtractor">
+            <tag name="property_info.list_extractor" priority="-2000" />
+        </service>
     </services>
 </container>
diff --git a/src/Sylius/Bundle/ApiBundle/Resources/config/services/command_handlers.xml b/src/Sylius/Bundle/ApiBundle/Resources/config/services/command_handlers.xml
index 7df18ffc729..5cc2b2352d8 100644
--- a/src/Sylius/Bundle/ApiBundle/Resources/config/services/command_handlers.xml
+++ b/src/Sylius/Bundle/ApiBundle/Resources/config/services/command_handlers.xml
@@ -22,5 +22,13 @@
             <argument type="service" id="Sylius\Bundle\ApiBundle\Provider\CustomerProviderInterface" />
             <tag name="messenger.message_handler" />
         </service>
+
+        <service id="Sylius\Bundle\ApiBundle\CommandHandler\PickupCartHandler">
+            <argument type="service" id="sylius.factory.order" />
+            <argument type="service" id="sylius.context.channel" />
+            <argument type="service" id="sylius.manager.order" />
+            <argument type="service" id="sylius.random_generator" />
+            <tag name="messenger.message_handler" />
+        </service>
     </services>
 </container>
diff --git a/src/Sylius/Bundle/ApiBundle/spec/CommandHandler/PickupCartHandlerSpec.php b/src/Sylius/Bundle/ApiBundle/spec/CommandHandler/PickupCartHandlerSpec.php
new file mode 100644
index 00000000000..ee3af17e7fa
--- /dev/null
+++ b/src/Sylius/Bundle/ApiBundle/spec/CommandHandler/PickupCartHandlerSpec.php
@@ -0,0 +1,79 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace spec\Sylius\Bundle\ApiBundle\CommandHandler;
+
+use Doctrine\Persistence\ObjectManager;
+use PhpSpec\ObjectBehavior;
+use Sylius\Bundle\ApiBundle\Command\PickupCart;
+use Sylius\Bundle\ApiBundle\Command\RegisterShopUser;
+use Sylius\Bundle\ApiBundle\Provider\CustomerProviderInterface;
+use Sylius\Component\Channel\Context\ChannelContextInterface;
+use Sylius\Component\Core\Model\ChannelInterface;
+use Sylius\Component\Core\Model\CustomerInterface;
+use Sylius\Component\Core\Model\OrderInterface;
+use Sylius\Component\Core\Model\ShopUserInterface;
+use Sylius\Component\Core\Repository\OrderRepositoryInterface;
+use Sylius\Component\Currency\Model\CurrencyInterface;
+use Sylius\Component\Locale\Model\LocaleInterface;
+use Sylius\Component\Resource\Factory\FactoryInterface;
+use Sylius\Component\Resource\Generator\RandomnessGeneratorInterface;
+use Symfony\Component\Messenger\Handler\MessageHandlerInterface;
+
+final class PickupCartHandlerSpec extends ObjectBehavior
+{
+    function let(
+        FactoryInterface $cartFactory,
+        ChannelContextInterface $channelContext,
+        ObjectManager $orderManager,
+        RandomnessGeneratorInterface $generator
+    ): void {
+        $this->beConstructedWith($cartFactory, $channelContext, $orderManager, $generator);
+    }
+
+    function it_is_a_message_handler(): void
+    {
+        $this->shouldImplement(MessageHandlerInterface::class);
+    }
+
+    function it_pick_ups_a_cart(
+        FactoryInterface $cartFactory,
+        ChannelContextInterface $channelContext,
+        ObjectManager $orderManager,
+        RandomnessGeneratorInterface $generator,
+        OrderInterface $cart,
+        ChannelInterface $channel,
+        CurrencyInterface $currency,
+        LocaleInterface $locale
+    ): void {
+        $cartFactory->createNew()->willReturn($cart);
+        $channelContext->getChannel()->willReturn($channel);
+        $generator->generateUriSafeString(10)->willReturn('urisafestr');
+
+        $channel->getBaseCurrency()->willReturn($currency);
+        $channel->getDefaultLocale()->willReturn($locale);
+
+        $currency->getCode()->willReturn('USD');
+
+        $locale->getCode()->willReturn('en_US');
+
+        $cart->setChannel($channel)->shouldBeCalled();
+        $cart->setCurrencyCode('USD')->shouldBeCalled();
+        $cart->setLocaleCode('en_US')->shouldBeCalled();
+        $cart->setTokenValue('urisafestr')->shouldBeCalled();
+
+        $orderManager->persist($cart)->shouldBeCalled();
+
+        $this(new PickupCart());
+    }
+}
diff --git a/src/Sylius/Bundle/ApiBundle/spec/PropertyInfo/Extractor/EmptyPropertyListExtractorSpec.php b/src/Sylius/Bundle/ApiBundle/spec/PropertyInfo/Extractor/EmptyPropertyListExtractorSpec.php
new file mode 100644
index 00000000000..0f1176708e9
--- /dev/null
+++ b/src/Sylius/Bundle/ApiBundle/spec/PropertyInfo/Extractor/EmptyPropertyListExtractorSpec.php
@@ -0,0 +1,36 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace spec\Sylius\Bundle\ApiBundle\PropertyInfo\Extractor;
+
+use PhpSpec\ObjectBehavior;
+use Sylius\Bundle\ApiBundle\Command\PickupCart;
+use Symfony\Component\PropertyInfo\PropertyListExtractorInterface;
+
+final class EmptyPropertyListExtractorSpec extends ObjectBehavior
+{
+    function it_is_property_list_extractor(): void
+    {
+        $this->shouldImplement(PropertyListExtractorInterface::class);
+    }
+
+    function it_provides_empty_list_if_requested_class_exists(): void
+    {
+        $this->getProperties(PickupCart::class, [])->shouldReturn([]);
+    }
+
+    function it_provides_null_if_requested_class_does_not_exist(): void
+    {
+        $this->getProperties(\Serializable::class, [])->shouldReturn(null);
+    }
+}