diff --git a/tests/Application/Kernel.php b/tests/Application/Kernel.php
index f8268322..08a61684 100644
--- a/tests/Application/Kernel.php
+++ b/tests/Application/Kernel.php
@@ -4,127 +4,10 @@
 
 namespace Tests\SitemapPlugin\Application;
 
-use PSS\SymfonyMockerContainer\DependencyInjection\MockerContainer;
-use Sylius\Bundle\CoreBundle\Application\Kernel as SyliusKernel;
 use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
-use Symfony\Component\Config\Loader\LoaderInterface;
-use Symfony\Component\Config\Resource\FileResource;
-use Symfony\Component\DependencyInjection\ContainerBuilder;
-use Symfony\Component\HttpKernel\Bundle\BundleInterface;
 use Symfony\Component\HttpKernel\Kernel as BaseKernel;
-use Symfony\Component\Routing\RouteCollectionBuilder;
-use Sylius\Calendar\SyliusCalendarBundle;
 
 final class Kernel extends BaseKernel
 {
     use MicroKernelTrait;
-
-    private const CONFIG_EXTS = '.{php,xml,yaml,yml}';
-
-    public function getCacheDir(): string
-    {
-        return $this->getProjectDir() . '/var/cache/' . $this->environment;
-    }
-
-    public function getLogDir(): string
-    {
-        return $this->getProjectDir() . '/var/log';
-    }
-
-    public function registerBundles(): iterable
-    {
-        foreach ($this->getConfigurationDirectories() as $confDir) {
-            $bundlesFile = $confDir . '/bundles.php';
-            if (false === is_file($bundlesFile)) {
-                continue;
-            }
-            yield from $this->registerBundlesFromFile($bundlesFile);
-
-            if(class_exists(SyliusCalendarBundle::class)) {
-                yield new SyliusCalendarBundle();
-            }
-        }
-    }
-
-    protected function configureContainer(ContainerBuilder $container, LoaderInterface $loader): void
-    {
-        foreach ($this->getConfigurationDirectories() as $confDir) {
-            $bundlesFile = $confDir . '/bundles.php';
-            if (false === is_file($bundlesFile)) {
-                continue;
-            }
-            $container->addResource(new FileResource($bundlesFile));
-        }
-
-        $container->setParameter('container.dumper.inline_class_loader', true);
-
-        foreach ($this->getConfigurationDirectories() as $confDir) {
-            $this->loadContainerConfiguration($loader, $confDir);
-        }
-    }
-
-    protected function configureRoutes(RouteCollectionBuilder $routes): void
-    {
-        foreach ($this->getConfigurationDirectories() as $confDir) {
-            $this->loadRoutesConfiguration($routes, $confDir);
-        }
-    }
-
-    protected function getContainerBaseClass(): string
-    {
-        if ($this->isTestEnvironment() && class_exists(MockerContainer::class)) {
-            return MockerContainer::class;
-        }
-
-        return parent::getContainerBaseClass();
-    }
-
-    private function isTestEnvironment(): bool
-    {
-        return 0 === strpos($this->getEnvironment(), 'test');
-    }
-
-    private function loadContainerConfiguration(LoaderInterface $loader, string $confDir): void
-    {
-        $loader->load($confDir . '/{packages}/*' . self::CONFIG_EXTS, 'glob');
-        $loader->load($confDir . '/{packages}/' . $this->environment . '/**/*' . self::CONFIG_EXTS, 'glob');
-        $loader->load($confDir . '/{services}' . self::CONFIG_EXTS, 'glob');
-        $loader->load($confDir . '/{services}_' . $this->environment . self::CONFIG_EXTS, 'glob');
-    }
-
-    private function loadRoutesConfiguration(RouteCollectionBuilder $routes, string $confDir): void
-    {
-        $routes->import($confDir . '/{routes}/*' . self::CONFIG_EXTS, '/', 'glob');
-        $routes->import($confDir . '/{routes}/' . $this->environment . '/**/*' . self::CONFIG_EXTS, '/', 'glob');
-        $routes->import($confDir . '/{routes}' . self::CONFIG_EXTS, '/', 'glob');
-    }
-
-    /**
-     * @return BundleInterface[]
-     */
-    private function registerBundlesFromFile(string $bundlesFile): iterable
-    {
-        $contents = require $bundlesFile;
-        foreach ($contents as $class => $envs) {
-            if (isset($envs['all']) || isset($envs[$this->environment])) {
-                yield new $class();
-            }
-        }
-    }
-
-    /**
-     * @return string[]
-     */
-    private function getConfigurationDirectories(): iterable
-    {
-        yield $this->getProjectDir() . '/config';
-        $syliusConfigDir = $this->getProjectDir() . '/config/sylius/' . SyliusKernel::MAJOR_VERSION . '.' . SyliusKernel::MINOR_VERSION;
-        if (is_dir($syliusConfigDir)) {
-            yield $syliusConfigDir;
-        }
-        $symfonyConfigDir = $this->getProjectDir() . '/config/symfony/' . BaseKernel::MAJOR_VERSION . '.' . BaseKernel::MINOR_VERSION;
-        if (is_dir($symfonyConfigDir)) {
-            yield $symfonyConfigDir;
-        }
-    }
 }