commit 65efc91bf156fc521cec81a4133a56503b1a14cc
Author: Joel Pittet <joel@pittet.ca>
Date:   Wed Jun 5 21:02:37 2013 -0700

    naming

diff --git a/core/modules/system/lib/Drupal/system/Tests/Theme/TwigExtensionTest.php b/core/modules/system/lib/Drupal/system/Tests/Theme/TwigExtensionTest.php
index 53f7237..3d7ae7e 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Theme/TwigExtensionTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Theme/TwigExtensionTest.php
@@ -31,7 +31,7 @@ public static function getInfo() {
 
   function setUp() {
     parent::setUp();
-    theme_enable(array('test_theme_twig'));
+    theme_enable(array('test_theme'));
   }
 
   /**
@@ -52,7 +52,7 @@ function testTwigExtensionLoaded() {
    */
   function testTwigExtensionFilter() {
     config('system.theme')
-      ->set('default', 'test_theme_twig')
+      ->set('default', 'test_theme')
       ->save();
 
     $this->drupalGet('twig-extension-test/filter');
@@ -67,7 +67,7 @@ function testTwigExtensionFilter() {
    */
   function testTwigExtensionFunction() {
     config('system.theme')
-      ->set('default', 'test_theme_twig')
+      ->set('default', 'test_theme')
       ->save();
 
     $out = $this->drupalGet('twig-extension-test/function');