[Api][Products][Taxons] implement basic filtering by taxon

features/product/viewing_products/viewing_products_from_specific_taxon.feature

@@ -5,21 +5,20 @@ Feature: Viewing products from a specific taxon
     I want to be able to view products from a specific taxon
 
     Background:
-        Given the store has currency "Euro"
-        And the store operates on a channel named "Poland"
+        Given the store operates on a channel named "Poland"
         And the store classifies its products as "T-Shirts", "Funny" and "Sad"
         And the store has a product "T-Shirt Banana" available in "Poland" channel
         And this product belongs to "T-Shirts"
         And the store has a product "Plastic Tomato" available in "Poland" channel
         And this product belongs to "Funny"
 
-    @ui
+    @ui @api
     Scenario: Viewing products from a specific taxon
         When I browse products from taxon "T-Shirts"
         Then I should see the product "T-Shirt Banana"
         And I should not see the product "Plastic Tomato"
 
-    @ui
+    @ui @api
     Scenario: Viewing information about empty list of products from a given taxon
         When I browse products from taxon "Sad"
         Then I should see empty list of products

features/product/viewing_products/viewing_products_from_taxon_and_children.feature

@@ -5,7 +5,6 @@ Feature: Viewing products from taxon children
     I want to be able to view products from taxon and from taxon children
 
     Background:
-        Given the store has currency "Euro"
         And the store operates on a channel named "Poland"
         And the store classifies its products as "T-Shirts"
         And the "T-Shirts" taxon has children taxon "Men" and "Women"
@@ -24,7 +23,7 @@ Feature: Viewing products from taxon children
         And this product belongs to "T-Shirts"
         And this product belongs to "Men"
 
-    @ui
+    @ui @api
     Scenario: Viewing products from taxon children
         When I browse products from taxon "T-Shirts"
         Then I should see the product "T-Shirt Coconut"

src/Sylius/Behat/Context/Api/Shop/ProductContext.php

@@ -13,16 +13,15 @@
 
 namespace Sylius\Behat\Context\Api\Shop;
 
+use ApiPlatform\Core\Api\IriConverterInterface;
 use Behat\Behat\Context\Context;
 use Sylius\Behat\Client\ApiClientInterface;
 use Sylius\Behat\Client\Request;
 use Sylius\Behat\Client\ResponseCheckerInterface;
 use Sylius\Behat\Service\SharedStorageInterface;
-use Sylius\Component\Core\Model\ChannelInterface;
 use Sylius\Component\Core\Model\ProductInterface;
 use Sylius\Component\Taxonomy\Model\TaxonInterface;
 use Symfony\Component\HttpFoundation\Request as HttpRequest;
-use Symfony\Component\HttpFoundation\Response;
 use Webmozart\Assert\Assert;
 
 final class ProductContext implements Context
@@ -36,14 +35,19 @@ final class ProductContext implements Context
     /** @var SharedStorageInterface */
     private $sharedStorage;
 
+    /** @var IriConverterInterface */
+    private $iriConverter;
+
     public function __construct(
         ApiClientInterface $client,
         ResponseCheckerInterface $responseChecker,
-        SharedStorageInterface $sharedStorage
+        SharedStorageInterface $sharedStorage,
+        IriConverterInterface $iriConverter
     ) {
         $this->client = $client;
         $this->responseChecker = $responseChecker;
         $this->sharedStorage = $sharedStorage;
+        $this->iriConverter = $iriConverter;
     }
 
     /**
@@ -61,7 +65,7 @@ public function iOpenProductPage(ProductInterface $product): void
     public function iBrowseProductsFromTaxon(TaxonInterface $taxon): void
     {
         $this->client->index();
-        $this->client->addFilter('productTaxons.taxon.code', $taxon->getCode());
+        $this->client->addFilter('productTaxons', $this->iriConverter->getIriFromItem($taxon));
         $this->client->filter();
     }
 
@@ -178,6 +182,14 @@ public function itsCurrentVariantShouldBeNamed(string $variantName): void
         );
     }
 
+    /**
+     * @Then I should see empty list of products
+     */
+    public function iShouldSeeEmptyListOfProducts(): void
+    {
+        Assert::same(0, $this->responseChecker->countTotalCollectionItems($this->client->getLastResponse()));
+    }
+
     private function hasProductWithPrice(array $products, int $price, ?string $productCode = null): bool
     {
         foreach ($products as $product) {

src/Sylius/Behat/Resources/config/services/contexts/api/shop.xml

@@ -83,6 +83,7 @@
             <argument type="service" id="sylius.behat.api_platform_client.shop.product" />
             <argument type="service" id="Sylius\Behat\Client\ResponseCheckerInterface" />
             <argument type="service" id="sylius.behat.shared_storage" />
+            <argument type="service" id="api_platform.iri_converter" />
         </service>
 
         <service id="sylius.behat.context.api.shop.product_review" class="Sylius\Behat\Context\Api\Shop\ProductReviewContext">

src/Sylius/Behat/Resources/config/suites/api/product/viewing_products.yml

@@ -22,6 +22,7 @@ default:
                 - sylius.behat.context.setup.shop_security
                 - sylius.behat.context.setup.taxonomy
 
+                - sylius.behat.context.api.shop.channel
                 - sylius.behat.context.api.shop.product
 
             filters:

src/Sylius/Behat/Service/Context/ChannelContext.php

@@ -0,0 +1,19 @@
+<?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\Service\Context;
+
+final class ChannelContext
+{
+
+}

src/Sylius/Bundle/ApiBundle/Filter/TaxonFilter.php

@@ -27,7 +27,7 @@ final class TaxonFilter extends AbstractContextAwareFilter
     /** @var IriConverter */
     private $iriConverter;
 
-    /** @var ManagerRegistry  */
+    /** @var ManagerRegistry */
     protected $managerRegistry;
 
     public function __construct(IriConverter $iriConverter, ManagerRegistry $managerRegistry)

src/Sylius/Bundle/ApiBundle/Resources/config/services/filters.xml

@@ -35,7 +35,7 @@
 
         <service id="sylius.api.product_taxon_code_filter" parent="api_platform.doctrine.orm.search_filter">
             <argument type="collection">
-                <argument key="productTaxons.taxon">exact</argument>
+                <argument key="productTaxons.taxon.code">exact</argument>
             </argument>
             <tag name="api_platform.filter" />
         </service>