diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php
index 8a0a14ddb3..16e5787bdf 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php
@@ -21,7 +21,9 @@ abstract class CompleteConfigurationTest extends \PHPUnit_Framework_TestCase
 {
     private static $containerCache = array();
 
-    abstract protected function loadFromFile(ContainerBuilder $container, $file);
+    abstract protected function getLoader(ContainerBuilder $container);
+
+    abstract protected function getFileExtension();
 
     public function testRolesHierarchy()
     {
@@ -237,6 +239,8 @@ abstract class CompleteConfigurationTest extends \PHPUnit_Framework_TestCase
 
     protected function getContainer($file)
     {
+        $file = $file.'.'.$this->getFileExtension();
+
         if (isset(self::$containerCache[$file])) {
             return self::$containerCache[$file];
         }
@@ -246,7 +250,7 @@ abstract class CompleteConfigurationTest extends \PHPUnit_Framework_TestCase
 
         $bundle = new SecurityBundle();
         $bundle->build($container); // Attach all default factories
-        $this->loadFromFile($container, $file);
+        $this->getLoader($container)->load($file);
 
         $container->getCompilerPassConfig()->setOptimizationPasses(array());
         $container->getCompilerPassConfig()->setRemovingPasses(array());
diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/PhpCompleteConfigurationTest.php b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/PhpCompleteConfigurationTest.php
index 131c38d5e5..6495485d1b 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/PhpCompleteConfigurationTest.php
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/PhpCompleteConfigurationTest.php
@@ -17,9 +17,13 @@ use Symfony\Component\Config\FileLocator;
 
 class PhpCompleteConfigurationTest extends CompleteConfigurationTest
 {
-    protected function loadFromFile(ContainerBuilder $container, $file)
+    protected function getLoader(ContainerBuilder $container)
     {
-        $loadXml = new PhpFileLoader($container, new FileLocator(__DIR__.'/Fixtures/php'));
-        $loadXml->load($file.'.php');
+        return new PhpFileLoader($container, new FileLocator(__DIR__.'/Fixtures/php'));
+    }
+
+    protected function getFileExtension()
+    {
+        return 'php';
     }
 }
diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/XmlCompleteConfigurationTest.php b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/XmlCompleteConfigurationTest.php
index cf6833a22a..2399f5ee46 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/XmlCompleteConfigurationTest.php
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/XmlCompleteConfigurationTest.php
@@ -17,9 +17,13 @@ use Symfony\Component\Config\FileLocator;
 
 class XmlCompleteConfigurationTest extends CompleteConfigurationTest
 {
-    protected function loadFromFile(ContainerBuilder $container, $file)
+    protected function getLoader(ContainerBuilder $container)
     {
-        $loadXml = new XmlFileLoader($container, new FileLocator(__DIR__.'/Fixtures/xml'));
-        $loadXml->load($file.'.xml');
+        return new XmlFileLoader($container, new FileLocator(__DIR__.'/Fixtures/xml'));
+    }
+
+    protected function getFileExtension()
+    {
+        return 'xml';
     }
 }
diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/YamlCompleteConfigurationTest.php b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/YamlCompleteConfigurationTest.php
index 568b8623ea..d5d5e693ab 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/YamlCompleteConfigurationTest.php
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/YamlCompleteConfigurationTest.php
@@ -17,9 +17,13 @@ use Symfony\Component\Config\FileLocator;
 
 class YamlCompleteConfigurationTest extends CompleteConfigurationTest
 {
-    protected function loadFromFile(ContainerBuilder $container, $file)
+    protected function getLoader(ContainerBuilder $container)
     {
-        $loadXml = new YamlFileLoader($container, new FileLocator(__DIR__.'/Fixtures/yml'));
-        $loadXml->load($file.'.yml');
+        return new YamlFileLoader($container, new FileLocator(__DIR__.'/Fixtures/yml'));
+    }
+
+    protected function getFileExtension()
+    {
+        return 'yml';
     }
 }