[SessionExtension] initial test case

tests/Silex/Tests/Extension/SessionExtensionTest.php

+<?php
+
+/*
+ * This file is part of the Silex framework.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Silex\Tests;
+
+use Silex\Application;
+use Silex\Extension\SessionExtension;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\SessionStorage\ArraySessionStorage;
+
+/**
+ * SessionExtension test cases.
+ *
+ * @author Igor Wiedler <igor@wiedler.ch>
+ */
+class SessionExtensionTest extends \PHPUnit_Framework_TestCase
+{
+    public function testRegister()
+    {
+        $app = new Application();
+
+        $app->register(new SessionExtension());
+
+        $app['session.storage'] = $app->share(function() use ($app) {
+            return new ArraySessionStorage();
+        });
+
+        $app->get('/login', function() use ($app) {
+            $app['session']->set('logged_in', true);
+            return 'Logged in successfully.';
+        });
+
+        $app->get('/account', function() use ($app) {
+            if (!$app['session']->get('logged_in')) {
+                return 'You are not in.';
+            }
+
+            return 'This is your account.';
+        });
+
+        $request = Request::create('/login');
+        $response = $app->handle($request);
+        $this->assertEquals('Logged in successfully.', $response->getContent());
+
+        $request = Request::create('/account');
+        $response = $app->handle($request);
+        $this->assertEquals('This is your account.', $response->getContent());
+    }
+}