[DependencyInjection] inlined factory not referenced

src/Symfony/Component/DependencyInjection/Compiler/AnalyzeServiceReferencesPass.php

@@ -111,6 +111,10 @@ class AnalyzeServiceReferencesPass implements RepeatablePassInterface
                 $this->processArguments($argument->getArguments());
                 $this->processArguments($argument->getMethodCalls());
                 $this->processArguments($argument->getProperties());
+
+                if ($argument->getFactoryService()) {
+                    $this->processArguments(array(new Reference($argument->getFactoryService())));
+                }
             }
         }
     }

src/Symfony/Component/DependencyInjection/Compiler/InlineServiceDefinitionsPass.php

@@ -138,6 +138,10 @@ class InlineServiceDefinitionsPass implements RepeatablePassInterface
             return false;
         }
 
+        if (count($ids) > 1 && $definition->getFactoryService()) {
+            return false;
+        }
+
         return $container->getDefinition(reset($ids))->getScope() === $definition->getScope();
     }
 }

src/Symfony/Component/DependencyInjection/Tests/Compiler/AnalyzeServiceReferencesPassTest.php

@@ -79,6 +79,28 @@ class AnalyzeServiceReferencesPassTest extends \PHPUnit_Framework_TestCase
         $this->assertSame($ref, $refs[0]->getValue());
     }
 
+    public function testProcessDetectsReferencesFromInlinedFactoryDefinitions()
+    {
+        $container = new ContainerBuilder();
+
+        $container
+            ->register('a')
+        ;
+
+        $factory = new Definition();
+        $factory->setFactoryService('a');
+
+        $container
+            ->register('b')
+            ->addArgument($factory)
+        ;
+
+        $graph = $this->process($container);
+
+        $this->assertTrue($graph->hasNode('a'));
+        $this->assertCount(1, $refs = $graph->getNode('a')->getInEdges());
+    }
+
     public function testProcessDoesNotSaveDuplicateReferences()
     {
         $container = new ContainerBuilder();

src/Symfony/Component/DependencyInjection/Tests/Compiler/InlineServiceDefinitionsPassTest.php

@@ -110,6 +110,84 @@ class InlineServiceDefinitionsPassTest extends \PHPUnit_Framework_TestCase
         $this->assertSame($a, $inlinedArguments[0]);
     }
 
+    public function testProcessInlinesPrivateFactoryReference()
+    {
+        $container = new ContainerBuilder();
+
+        $container->register('a')->setPublic(false);
+        $b = $container
+            ->register('b')
+            ->setPublic(false)
+            ->setFactoryService('a')
+        ;
+
+        $container
+            ->register('foo')
+            ->setArguments(array(
+                $ref = new Reference('b'),
+            ));
+
+        $this->process($container);
+
+        $inlinedArguments = $container->getDefinition('foo')->getArguments();
+        $this->assertSame($b, $inlinedArguments[0]);
+    }
+
+    public function testProcessDoesNotInlinePrivateFactoryIfReferencedMultipleTimesWithinTheSameDefinition()
+    {
+        $container = new ContainerBuilder();
+        $container
+            ->register('a')
+        ;
+        $container
+            ->register('b')
+            ->setPublic(false)
+            ->setFactoryService('a')
+        ;
+
+        $container
+            ->register('foo')
+            ->setArguments(array(
+                    $ref1 = new Reference('b'),
+                    $ref2 = new Reference('b'),
+                ))
+        ;
+        $this->process($container);
+
+        $args = $container->getDefinition('foo')->getArguments();
+        $this->assertSame($ref1, $args[0]);
+        $this->assertSame($ref2, $args[1]);
+    }
+
+    public function testProcessDoesNotInlineReferenceWhenUsedByInlineFactory()
+    {
+        $container = new ContainerBuilder();
+        $container
+            ->register('a')
+        ;
+        $container
+            ->register('b')
+            ->setPublic(false)
+            ->setFactoryService('a')
+        ;
+
+        $inlineFactory = new Definition();
+        $inlineFactory->setPublic(false);
+        $inlineFactory->setFactoryService('b');
+
+        $container
+            ->register('foo')
+            ->setArguments(array(
+                    $ref = new Reference('b'),
+                    $inlineFactory,
+                ))
+        ;
+        $this->process($container);
+
+        $args = $container->getDefinition('foo')->getArguments();
+        $this->assertSame($ref, $args[0]);
+    }
+
     public function testProcessInlinesOnlyIfSameScope()
     {
         $container = new ContainerBuilder();