Test Mink integration

features/mink_integration.feature

@@ -0,0 +1,107 @@
+Feature: Mink integration
+
+    Background:
+        Given a working Symfony application with SymfonyExtension configured
+        And a Behat configuration containing:
+        """
+        default:
+            extensions:
+                Behat\MinkExtension:
+                    base_url: "http://localhost:8080/"
+                    default_session: symfony
+                    sessions:
+                        symfony:
+                            symfony: ~
+            suites:
+                default:
+                    contexts:
+                        - App\Tests\SomeContext
+        """
+        And a feature file containing:
+        """
+        Feature:
+            Scenario:
+                When I visit the page "/hello-world"
+                Then I should see "Hello world!" on the page
+                And the base url from Mink parameters should be "http://localhost:8080/"
+
+            # Doubling the scenario to account for some weird error connected to Mink's session
+            Scenario:
+                When I visit the page "/hello-world"
+                Then I should see "Hello world!" on the page
+                And the base url from Mink parameters should be "http://localhost:8080/"
+        """
+        And a context file "tests/SomeContext.php" containing:
+        """
+        <?php
+
+        namespace App\Tests;
+
+        use Behat\Behat\Context\Context;
+        use Behat\Mink\Session;
+        use Psr\Container\ContainerInterface;
+
+        final class SomeContext implements Context {
+            private $session;
+            private $parameters;
+
+            public function __construct(Session $session, $minkParameters)
+            {
+                if (!is_array($minkParameters) && !$minkParameters instanceof \ArrayAccess) {
+                    throw new \InvalidArgumentException(sprintf(
+                        '"$parameters" passed to "%s" has to be an array or implement "%s".',
+                        self::class,
+                        \ArrayAccess::class
+                    ));
+                }
+
+                $this->session = $session;
+                $this->parameters = $minkParameters;
+            }
+
+            /** @When I visit the page :page */
+            public function visitPage(string $page): void
+            {
+                $this->session->visit($page);
+            }
+
+            /** @Then I should see :content on the page */
+            public function shouldSeeContentOnPage(string $content): void
+            {
+                assert(false !== strpos($this->session->getPage()->getContent(), $content));
+            }
+
+            /** @Then the base url from Mink parameters should be :expected */
+            public function baseUrlShouldBe(string $expected): void
+            {
+                assert(isset($this->parameters['base_url']));
+                assert($this->parameters['base_url'] === $expected);
+            }
+        }
+        """
+
+    Scenario: Injecting Mink session and Mink parameters
+        Given a YAML services file containing:
+            """
+            services:
+                App\Tests\SomeContext:
+                    public: true
+                    arguments:
+                        - '@behat.mink.default_session'
+                        - '@behat.mink.parameters'
+            """
+        When I run Behat
+        Then it should pass
+
+    Scenario: Autowiring and autoconfiguring Mink session and Mink parameters
+        Given a YAML services file containing:
+            """
+            services:
+                _defaults:
+                    autowire: true
+                    autoconfigure: true
+
+                App\Tests\SomeContext: ~
+            """
+        When I run Behat
+        Then it should pass

src/Bundle/DependencyInjection/FriendsOfBehatSymfonyExtensionExtension.php

@@ -24,6 +24,9 @@ final class FriendsOfBehatSymfonyExtensionExtension extends Extension implements
         $container
             ->registerForAutoconfiguration(Context::class)
             ->addTag('fob.context')
+            ->setBindings([
+                '$minkParameters' => new Reference('behat.mink.parameters'),
+            ])
         ;
     }
 

tests/Behat/Context/TestContext.php

@@ -91,13 +91,23 @@ CON
 
 namespace App;
 
-use Symfony\Component\HttpKernel\Kernel as HttpKernel;
-use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
 use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Kernel as HttpKernel;
+use Symfony\Component\Routing\RouteCollectionBuilder;
 
 class Kernel extends HttpKernel
 {
-    public function registerBundles()
+    use MicroKernelTrait;
+
+    public function helloWorld(): Response
+    {
+        return new Response('Hello world!');
+    }
+
+    public function registerBundles(): iterable
     {
         return [
             new \Symfony\Bundle\FrameworkBundle\FrameworkBundle(),
@@ -105,17 +115,20 @@ class Kernel extends HttpKernel
         ];
     }
 
-    public function registerContainerConfiguration(LoaderInterface $loader)
+    protected function configureContainer(ContainerBuilder $container, LoaderInterface $loader): void
     {
-        $loader->load(function (ContainerBuilder $container): void {
         $container->loadFromExtension('framework', [
             'test' => $this->getEnvironment() === 'test',
             'secret' => 'Pigeon',
         ]);
-        });
         
         $loader->load(__DIR__ . '/../config/services.yaml');
     }
+    
+    protected function configureRoutes(RouteCollectionBuilder $routes)
+    {
+        $routes->add('/hello-world', 'kernel::helloWorld');
+    }
 }
 CON
         );
@@ -151,25 +164,6 @@ CON
         self::$filesystem->dumpFile($mainConfigFile, Yaml::dump($mainBehatConfiguration));
     }
 
-
-    /**
-     * @Given /^a Behat configuration with the minimal working configuration for MinkExtension$/
-     */
-    public function thereIsConfigurationWithMinimalWorkingConfigurationForMinkExtension(): void
-    {
-        $this->thereIsConfiguration(<<<'CON'
-default:
-    extensions:
-        Behat\MinkExtension:
-            base_url: "http://localhost:8080/"
-            default_session: symfony
-            sessions:
-                symfony:
-                    symfony: ~
-CON
-        );
-    }
-
     /**
      * @Given /^a (?:.+ |)file "([^"]+)" containing(?: "([^"]+)"|:)$/
      */