minor #13402 [HttpKernel] fixed missing use cases (fabpot)

This PR was merged into the 2.7 branch.

Discussion
----------

[HttpKernel] fixed missing use cases

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Commits
-------

969c5d9 [HttpKernel] fixed missing use cases

src/Symfony/Component/HttpKernel/DependencyInjection/FragmentRendererPass.php

@@ -60,13 +60,13 @@ class FragmentRendererPass implements CompilerPassInterface
 
             foreach ($tags as $tag) {
                 if (!isset($tag['alias'])) {
-                    trigger_error(sprintf('Service "%s" will have to define the "alias" attribute on the "%s" tag as of Symfony 3.0.', $id, $this->fragmentTag), E_USER_DEPRECATED);
+                    trigger_error(sprintf('Service "%s" will have to define the "alias" attribute on the "%s" tag as of Symfony 3.0.', $id, $this->rendererTag), E_USER_DEPRECATED);
 
                     // register the handler as a non-lazy-loaded one
                     $definition->addMethodCall('addRenderer', array(new Reference($id)));
+                } else {
+                    $definition->addMethodCall('addRendererService', array($tag['alias'], $id));
                 }
-
-                $definition->addMethodCall('addRendererService', array($tag['alias'], $id));
             }
         }
     }

src/Symfony/Component/HttpKernel/Tests/DependencyInjection/FragmentRendererPassTest.php

@@ -11,12 +11,60 @@
 
 namespace Symfony\Component\HttpKernel\Tests\DependencyInjection;
 
+use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\DependencyInjection\FragmentRendererPass;
 use Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface;
 
 class FragmentRendererPassTest extends \PHPUnit_Framework_TestCase
 {
+    public function testLegacyFragmentRedererWithoutAlias()
+    {
+        $this->iniSet('error_reporting', -1 & ~E_USER_DEPRECATED);
+
+        // no alias
+        $services = array(
+            'my_content_renderer' => array(array()),
+        );
+
+        $renderer = $this->getMock('Symfony\Component\DependencyInjection\Definition');
+        $renderer
+            ->expects($this->once())
+            ->method('addMethodCall')
+            ->with('addRenderer', array(new Reference('my_content_renderer')))
+        ;
+
+        $definition = $this->getMock('Symfony\Component\DependencyInjection\Definition');
+        $definition->expects($this->atLeastOnce())
+            ->method('getClass')
+            ->will($this->returnValue('Symfony\Component\HttpKernel\Tests\DependencyInjection\RendererService'));
+        $definition
+            ->expects($this->once())
+            ->method('isPublic')
+            ->will($this->returnValue(true))
+        ;
+
+        $builder = $this->getMock(
+            'Symfony\Component\DependencyInjection\ContainerBuilder',
+            array('hasDefinition', 'findTaggedServiceIds', 'getDefinition')
+        );
+        $builder->expects($this->any())
+            ->method('hasDefinition')
+            ->will($this->returnValue(true));
+
+        // We don't test kernel.fragment_renderer here
+        $builder->expects($this->atLeastOnce())
+            ->method('findTaggedServiceIds')
+            ->will($this->returnValue($services));
+
+        $builder->expects($this->atLeastOnce())
+            ->method('getDefinition')
+            ->will($this->onConsecutiveCalls($renderer, $definition));
+
+        $pass = new FragmentRendererPass();
+        $pass->process($builder);
+    }
+
     /**
      * Tests that content rendering not implementing FragmentRendererInterface
      * trigger an exception.
@@ -27,7 +75,7 @@ class FragmentRendererPassTest extends \PHPUnit_Framework_TestCase
     {
         // one service, not implementing any interface
         $services = array(
-            'my_content_renderer' => array('alias' => 'foo'),
+            'my_content_renderer' => array(array('alias' => 'foo')),
         );
 
         $definition = $this->getMock('Symfony\Component\DependencyInjection\Definition');