bug #18699 [DependencyInjection] Use the priority of service decoration on service with parent (hason)

This PR was merged into the 2.8 branch.

Discussion
----------

[DependencyInjection] Use the priority of service decoration on service with parent

| Q             | A
| ------------- | ---
| Branch?       | 2.8
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

d1ad43c [DependencyInjection] Fixed the priority of service decoration on service with parent

Author: fabpot

Compiler/ResolveDefinitionTemplatesPass.php

@@ -174,7 +174,7 @@ private function resolveDefinition(ContainerBuilder $container, DefinitionDecora
             if (null === $decoratedService) {
                 $def->setDecoratedService($decoratedService);
             } else {
-                $def->setDecoratedService($decoratedService[0], $decoratedService[1]);
+                $def->setDecoratedService($decoratedService[0], $decoratedService[1], $decoratedService[2]);
             }
         }
 

Tests/Compiler/ResolveDefinitionTemplatesPassTest.php

@@ -276,10 +276,12 @@ public function testSetDecoratedServiceOnServiceHasParent()
         $container->register('parent', 'stdClass');
 
         $container->setDefinition('child1', new DefinitionDecorator('parent'))
-            ->setDecoratedService('foo', 'foo_inner')
+            ->setDecoratedService('foo', 'foo_inner', 5)
         ;
 
-        $this->assertEquals(array('foo', 'foo_inner', 0), $container->getDefinition('child1')->getDecoratedService());
+        $this->process($container);
+
+        $this->assertEquals(array('foo', 'foo_inner', 5), $container->getDefinition('child1')->getDecoratedService());
     }
 
     public function testDecoratedServiceCopiesDeprecatedStatusFromParent()