Updated Application register and mount methods to return Application

src/Silex/Application.php

@@ -154,6 +154,8 @@ class Application extends \Pimple implements HttpKernelInterface, TerminableInte
      *
      * @param ServiceProviderInterface $provider A ServiceProviderInterface instance
      * @param array                    $values   An array of values that customizes the provider
+     *
+     * @return Application
      */
     public function register(ServiceProviderInterface $provider, array $values = array())
     {
@@ -164,6 +166,8 @@ class Application extends \Pimple implements HttpKernelInterface, TerminableInte
         foreach ($values as $key => $value) {
             $this[$key] = $value;
         }
+
+        return $this;
     }
 
     /**
@@ -428,6 +432,8 @@ class Application extends \Pimple implements HttpKernelInterface, TerminableInte
      *
      * @param string                                           $prefix      The route prefix
      * @param ControllerCollection|ControllerProviderInterface $controllers A ControllerCollection or a ControllerProviderInterface instance
+     *
+     * @return Application
      */
     public function mount($prefix, $controllers)
     {
@@ -440,6 +446,8 @@ class Application extends \Pimple implements HttpKernelInterface, TerminableInte
         }
 
         $this['routes']->addCollection($controllers->flush($prefix), $prefix);
+
+        return $this;
     }
 
     /**

tests/Silex/Tests/ApplicationTest.php

@@ -12,6 +12,8 @@
 namespace Silex\Tests;
 
 use Silex\Application;
+use Silex\ControllerCollection;
+use Silex\Route;
 
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\HttpException;
@@ -468,6 +470,23 @@ class ApplicationTest extends \PHPUnit_Framework_TestCase
 
         $this->assertEquals('foo /', $app->handle($mainRequest)->getContent());
     }
+
+    public function testRegisterShouldReturnSelf()
+    {
+        $app = new Application();
+        $provider = $this->getMock('Silex\ServiceProviderInterface');
+
+        $this->assertSame($app, $app->register($provider));
+    }
+
+    public function testMountShouldReturnSelf()
+    {
+        $app = new Application();
+        $mounted = new ControllerCollection(new Route());
+        $mounted->get('/{name}', function ($name) { return new Response($name); });
+
+        $this->assertSame($app, $app->mount('/hello', $mounted));
+    }
 }
 
 class FooController