fix TwigExtraBundle tests with Symfony 6.0/6.1

extra/twig-extra-bundle/Tests/Fixture/Kernel.php

@@ -5,6 +5,7 @@ namespace Twig\Extra\TwigExtraBundle\Tests\Fixture;
 use League\CommonMark\Extension\Strikethrough\StrikethroughExtension;
 use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
 use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
+use Symfony\Bundle\FrameworkBundle\Test\NotificationAssertionsTrait;
 use Symfony\Bundle\TwigBundle\TwigBundle;
 use Symfony\Component\Config\Loader\LoaderInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
@@ -29,11 +30,16 @@ class Kernel extends BaseKernel
             'test' => true,
             'router' => ['utf8' => true],
             'http_method_override' => false,
+            'php_errors' => [
+                'log' => true,
+            ],
         ];
-        if (6 === Kernel::MAJOR_VERSION) {
+
+        // the "handle_all_throwables" option was introduced in FrameworkBundle 6.2 (and so was the NotificationAssertionsTrait)
+        if (trait_exists(NotificationAssertionsTrait::class)) {
             $config['handle_all_throwables'] = true;
-            $config['php_errors']['log'] = true;
         }
+
         $c->loadFromExtension('framework', $config);
         $c->loadFromExtension('twig', [
             'default_path' => __DIR__.'/views',