execute tests with the full range of supported Messenger component releases

The conflict rule does not exclude the 5.4 and 6.0 releases of the Messenger component. So we should
make sure that we also run tests against these versions.

Author: xabbuh

DependencyInjection/FrameworkExtension.php

@@ -113,6 +113,7 @@
 use Symfony\Component\Messenger\MessageBus;
 use Symfony\Component\Messenger\MessageBusInterface;
 use Symfony\Component\Messenger\Middleware\RouterContextMiddleware;
+use Symfony\Component\Messenger\Stamp\SerializedMessageStamp;
 use Symfony\Component\Messenger\Transport\Serialization\SerializerInterface;
 use Symfony\Component\Messenger\Transport\TransportFactoryInterface;
 use Symfony\Component\Messenger\Transport\TransportInterface;
@@ -651,18 +652,30 @@ public function load(array $configs, ContainerBuilder $container)
         $container->registerAttributeForAutoconfiguration(AsController::class, static function (ChildDefinition $definition, AsController $attribute): void {
             $definition->addTag('controller.service_arguments');
         });
-        $container->registerAttributeForAutoconfiguration(AsMessageHandler::class, static function (ChildDefinition $definition, AsMessageHandler $attribute, \ReflectionClass|\ReflectionMethod $reflector): void {
-            $tagAttributes = get_object_vars($attribute);
-            $tagAttributes['from_transport'] = $tagAttributes['fromTransport'];
-            unset($tagAttributes['fromTransport']);
-            if ($reflector instanceof \ReflectionMethod) {
-                if (isset($tagAttributes['method'])) {
-                    throw new LogicException(sprintf('AsMessageHandler attribute cannot declare a method on "%s::%s()".', $reflector->class, $reflector->name));
+
+        if (class_exists(SerializedMessageStamp::class)) {
+            // symfony/messenger >= 6.1
+            $container->registerAttributeForAutoconfiguration(AsMessageHandler::class, static function (ChildDefinition $definition, AsMessageHandler $attribute, \ReflectionClass|\ReflectionMethod $reflector): void {
+                $tagAttributes = get_object_vars($attribute);
+                $tagAttributes['from_transport'] = $tagAttributes['fromTransport'];
+                unset($tagAttributes['fromTransport']);
+                if ($reflector instanceof \ReflectionMethod) {
+                    if (isset($tagAttributes['method'])) {
+                        throw new LogicException(sprintf('AsMessageHandler attribute cannot declare a method on "%s::%s()".', $reflector->class, $reflector->name));
+                    }
+                    $tagAttributes['method'] = $reflector->getName();
                 }
-                $tagAttributes['method'] = $reflector->getName();
-            }
-            $definition->addTag('messenger.message_handler', $tagAttributes);
-        });
+                $definition->addTag('messenger.message_handler', $tagAttributes);
+            });
+        } else {
+            // symfony/messenger < 6.1
+            $container->registerAttributeForAutoconfiguration(AsMessageHandler::class, static function (ChildDefinition $definition, AsMessageHandler $attribute): void {
+                $tagAttributes = get_object_vars($attribute);
+                $tagAttributes['from_transport'] = $tagAttributes['fromTransport'];
+                unset($tagAttributes['fromTransport']);
+                $definition->addTag('messenger.message_handler', $tagAttributes);
+            });
+        }
 
         if (!$container->getParameter('kernel.debug')) {
             // remove tagged iterator argument for resource checkers

composer.json

@@ -48,7 +48,7 @@
         "symfony/http-client": "^5.4|^6.0",
         "symfony/lock": "^5.4|^6.0",
         "symfony/mailer": "^5.4|^6.0",
-        "symfony/messenger": "^6.1",
+        "symfony/messenger": "^5.4|^6.0",
         "symfony/mime": "^5.4|^6.0",
         "symfony/notifier": "^5.4|^6.0",
         "symfony/process": "^5.4|^6.0",