N°2651 rollback gitignore for lib tests dirs

Too dangerous ! We'll work properly on this but for 2.8

lib/symfony/framework-bundle/Tests/Kernel/ConcreteMicroKernel.php

@@ -0,0 +1,113 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Kernel;
+
+use Psr\Log\NullLogger;
+use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
+use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\Filesystem\Filesystem;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
+use Symfony\Component\HttpKernel\Kernel;
+use Symfony\Component\HttpKernel\KernelEvents;
+use Symfony\Component\Routing\RouteCollectionBuilder;
+
+class ConcreteMicroKernel extends Kernel implements EventSubscriberInterface
+{
+    use MicroKernelTrait;
+
+    private $cacheDir;
+
+    public function onKernelException(GetResponseForExceptionEvent $event)
+    {
+        if ($event->getException() instanceof Danger) {
+            $event->setResponse(Response::create('It\'s dangerous to go alone. Take this ⚔'));
+        }
+    }
+
+    public function halloweenAction()
+    {
+        return new Response('halloween');
+    }
+
+    public function dangerousAction()
+    {
+        throw new Danger();
+    }
+
+    public function registerBundles()
+    {
+        return [
+            new FrameworkBundle(),
+        ];
+    }
+
+    public function getCacheDir()
+    {
+        return $this->cacheDir = sys_get_temp_dir().'/sf_micro_kernel';
+    }
+
+    public function getLogDir()
+    {
+        return $this->cacheDir;
+    }
+
+    public function __sleep()
+    {
+        throw new \BadMethodCallException('Cannot serialize '.__CLASS__);
+    }
+
+    public function __wakeup()
+    {
+        throw new \BadMethodCallException('Cannot unserialize '.__CLASS__);
+    }
+
+    public function __destruct()
+    {
+        $fs = new Filesystem();
+        $fs->remove($this->cacheDir);
+    }
+
+    protected function configureRoutes(RouteCollectionBuilder $routes)
+    {
+        $routes->add('/', 'kernel:halloweenAction');
+        $routes->add('/danger', 'kernel:dangerousAction');
+    }
+
+    protected function configureContainer(ContainerBuilder $c, LoaderInterface $loader)
+    {
+        $c->register('logger', NullLogger::class);
+        $c->loadFromExtension('framework', [
+            'secret' => '$ecret',
+        ]);
+
+        $c->setParameter('halloween', 'Have a great day!');
+        $c->register('halloween', 'stdClass')->setPublic(true);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public static function getSubscribedEvents()
+    {
+        return [
+            KernelEvents::EXCEPTION => 'onKernelException',
+        ];
+    }
+}
+
+class Danger extends \RuntimeException
+{
+}

lib/symfony/framework-bundle/Tests/Kernel/MicroKernelTraitTest.php

@@ -0,0 +1,42 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bundle\FrameworkBundle\Tests\Kernel;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Request;
+
+class MicroKernelTraitTest extends TestCase
+{
+    public function test()
+    {
+        $kernel = new ConcreteMicroKernel('test', false);
+        $kernel->boot();
+
+        $request = Request::create('/');
+        $response = $kernel->handle($request);
+
+        $this->assertEquals('halloween', $response->getContent());
+        $this->assertEquals('Have a great day!', $kernel->getContainer()->getParameter('halloween'));
+        $this->assertInstanceOf('stdClass', $kernel->getContainer()->get('halloween'));
+    }
+
+    public function testAsEventSubscriber()
+    {
+        $kernel = new ConcreteMicroKernel('test', false);
+        $kernel->boot();
+
+        $request = Request::create('/danger');
+        $response = $kernel->handle($request);
+
+        $this->assertSame('It\'s dangerous to go alone. Take this ⚔', $response->getContent());
+    }
+}