[UrlGeneratorExtension] initial test case

tests/Silex/Tests/Extension/UrlGeneratorExtensionTest.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\UrlGeneratorExtension;
+
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * UrlGeneratorExtension test cases.
+ *
+ * @author Igor Wiedler <igor@wiedler.ch>
+ */
+class UrlGeneratorExtensionTest extends \PHPUnit_Framework_TestCase
+{
+    public function testRegister()
+    {
+        $app = new Application();
+
+        $app->register(new UrlGeneratorExtension());
+
+        $app->get('/hello/{name}', function($name) {})
+            ->bind('hello');
+
+        $app->get('/', function() use ($app) {
+            return $app['url_generator']->generate('hello', array('name' => 'john'));
+        });
+
+        $request = Request::create('/');
+        $response = $app->handle($request);
+        $this->assertEquals('/hello/john', $response->getContent());
+    }
+}