diff --git a/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php b/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
index 62c6a2381a..7f5a5105a7 100644
--- a/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
+++ b/src/Symfony/Bridge/Doctrine/DataCollector/DoctrineDataCollector.php
@@ -162,8 +162,8 @@ class DoctrineDataCollector extends DataCollector
             $className = get_class($var);
 
             return method_exists($var, '__toString') ?
-                array(sprintf('Object(%s): "%s"', $className, $var->__toString()), false) :
-                array(sprintf('Object(%s)', $className), false);
+                array(sprintf('/* Object(%s): */"%s"', $className, $var->__toString()), false) :
+                array(sprintf('/* Object(%s) */', $className), false);
         }
 
         if (is_array($var)) {
@@ -179,7 +179,7 @@ class DoctrineDataCollector extends DataCollector
         }
 
         if (is_resource($var)) {
-            return array(sprintf('Resource(%s)', get_resource_type($var)), false);
+            return array(sprintf('/* Resource(%s) */', get_resource_type($var)), false);
         }
 
         return array($var, true);
diff --git a/src/Symfony/Bridge/Doctrine/Form/EventListener/MergeDoctrineCollectionListener.php b/src/Symfony/Bridge/Doctrine/Form/EventListener/MergeDoctrineCollectionListener.php
index 81ee5cf405..487523dd5d 100644
--- a/src/Symfony/Bridge/Doctrine/Form/EventListener/MergeDoctrineCollectionListener.php
+++ b/src/Symfony/Bridge/Doctrine/Form/EventListener/MergeDoctrineCollectionListener.php
@@ -45,7 +45,7 @@ class MergeDoctrineCollectionListener implements EventSubscriberInterface
 
         // If all items were removed, call clear which has a higher
         // performance on persistent collections
-        if ($collection instanceof Collection && count($data) === 0) {
+        if ($collection instanceof Collection && 0 === count($data)) {
             $collection->clear();
         }
     }
diff --git a/src/Symfony/Bridge/Doctrine/Tests/DataCollector/DoctrineDataCollectorTest.php b/src/Symfony/Bridge/Doctrine/Tests/DataCollector/DoctrineDataCollectorTest.php
index 8cbd2c3eac..add62ca58f 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/DataCollector/DoctrineDataCollectorTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/DataCollector/DoctrineDataCollectorTest.php
@@ -126,12 +126,12 @@ class DoctrineDataCollectorTest extends TestCase
             array(true, array(), true, true),
             array(null, array(), null, true),
             array(new \DateTime('2011-09-11'), array('date'), '2011-09-11', true),
-            array(fopen(__FILE__, 'r'), array(), 'Resource(stream)', false),
-            array(new \stdClass(), array(), 'Object(stdClass)', false),
+            array(fopen(__FILE__, 'r'), array(), '/* Resource(stream) */', false),
+            array(new \stdClass(), array(), '/* Object(stdClass) */', false),
             array(
                 new StringRepresentableClass(),
                 array(),
-                'Object(Symfony\Bridge\Doctrine\Tests\DataCollector\StringRepresentableClass): "string representation"',
+                '/* Object(Symfony\Bridge\Doctrine\Tests\DataCollector\StringRepresentableClass): */"string representation"',
                 false,
             ),
         );