[DependencyInjection] Allow frozen containers to be dumped to graphviz

symfony · igorw · Feb 7, 2013 · Feb 7, 2013 · 448f393365561654f23d32ba2969ce5b3b76e8bf
commit 448f393365561654f23d32ba2969ce5b3b76e8bf
diff --git a/src/Symfony/Component/DependencyInjection/Dumper/GraphvizDumper.php b/src/Symfony/Component/DependencyInjection/Dumper/GraphvizDumper.php
@@ -15,6 +15,8 @@
 use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\DependencyInjection\Parameter;
 use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
 
 /**
  * GraphvizDumper dumps a service container as a graphviz file.
@@ -159,7 +161,7 @@ private function findNodes()
     {
         $nodes = array();
 
-        $container = clone $this->container;
+        $container = $this->cloneContainer();
 
         foreach ($container->getDefinitions() as $id => $definition) {
             $nodes[$id] = array('class' => str_replace('\\', '\\\\', $this->container->getParameterBag()->resolveValue($definition->getClass())), 'attributes' => array_merge($this->options['node.definition'], array('style' => ContainerInterface::SCOPE_PROTOTYPE !== $definition->getScope() ? 'filled' : 'dotted')));
@@ -175,13 +177,32 @@ private function findNodes()
             }
 
             if (!$container->hasDefinition($id)) {
-                $nodes[$id] = array('class' => str_replace('\\', '\\\\', get_class($service)), 'attributes' => $this->options['node.instance']);
+                $class = ('service_container' === $id) ? get_class($this->container) : get_class($service);
+                $nodes[$id] = array('class' => str_replace('\\', '\\\\', $class), 'attributes' => $this->options['node.instance']);
             }
         }
 
         return $nodes;
     }
 
+    private function cloneContainer()
+    {
+        $parameterBag = new ParameterBag($this->container->getParameterBag()->all());
+
+        $container = new ContainerBuilder($parameterBag);
+        $container->setDefinitions($this->container->getDefinitions());
+        $container->setAliases($this->container->getAliases());
+        $container->setResources($this->container->getResources());
+        foreach ($this->container->getScopes() as $scope) {
+            $container->addScope($scope);
+        }
+        foreach ($this->container->getExtensions() as $extension) {
+            $container->registerExtension($extension);
+        }
+
+        return $container;
+    }
+
     /**
      * Returns the start dot.
      *

diff --git a/src/Symfony/Component/DependencyInjection/Tests/Dumper/GraphvizDumperTest.php b/src/Symfony/Component/DependencyInjection/Tests/Dumper/GraphvizDumperTest.php
@@ -48,4 +48,18 @@ public function testDump()
             'node.missing' => array('fillcolor' => 'red', 'style' => 'empty'),
         )), str_replace('%path%', __DIR__, file_get_contents(self::$fixturesPath.'/graphviz/services10-1.dot')), '->dump() dumps services');
     }
+
+    public function testDumpWithFrozenContainer()
+    {
+        $container = include self::$fixturesPath.'/containers/container13.php';
+        $dumper = new GraphvizDumper($container);
+        $this->assertEquals(str_replace('%path%', __DIR__, file_get_contents(self::$fixturesPath.'/graphviz/services13.dot')), $dumper->dump(), '->dump() dumps services');
+    }

+    public function testDumpWithFrozenCustomClassContainer()
+    {
+        $container = include self::$fixturesPath.'/containers/container14.php';
+        $dumper = new GraphvizDumper($container);
+        $this->assertEquals(str_replace('%path%', __DIR__, file_get_contents(self::$fixturesPath.'/graphviz/services14.dot')), $dumper->dump(), '->dump() dumps services');
+    }
 }
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container13.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container13.php
@@ -0,0 +1,13 @@
+<?php
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+
+$container = new ContainerBuilder();
+$container->
+    register('foo', 'FooClass')->
+    addArgument(new Reference('bar'))
+;
+$container->compile();
+
+return $container;
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container14.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/containers/container14.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Container14;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+class ProjectServiceContainer extends ContainerBuilder
+{
+}
+
+return new ProjectServiceContainer();
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/graphviz/services13.dot b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/graphviz/services13.dot
@@ -0,0 +1,8 @@
+digraph sc {
+  ratio="compress"
+  node [fontsize="11" fontname="Arial" shape="record"];
+  edge [fontsize="9" fontname="Arial" color="grey" arrowhead="open" arrowsize="0.5"];
+
+  node_foo [label="foo\nFooClass\n", shape=record, fillcolor="#eeeeee", style="filled"];
+  node_service_container [label="service_container\nSymfony\\Component\\DependencyInjection\\ContainerBuilder\n", shape=record, fillcolor="#9999ff", style="filled"];
+}
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/graphviz/services14.dot b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/graphviz/services14.dot
@@ -0,0 +1,7 @@
+digraph sc {
+  ratio="compress"
+  node [fontsize="11" fontname="Arial" shape="record"];
+  edge [fontsize="9" fontname="Arial" color="grey" arrowhead="open" arrowsize="0.5"];
+
+  node_service_container [label="service_container\nContainer14\\ProjectServiceContainer\n", shape=record, fillcolor="#9999ff", style="filled"];
+}