commit e2c146992c560dde833daf462e2756249fe3a02a
Author: Joel Pittet <joel@pittet.ca>
Date:   Tue May 21 17:33:51 2013 -0700

    changed tpl.php to html.twig in the test

diff --git a/core/modules/system/lib/Drupal/system/Tests/Theme/ThemeTest.php b/core/modules/system/lib/Drupal/system/Tests/Theme/ThemeTest.php
index d48ab7a..a773922 100644
--- a/core/modules/system/lib/Drupal/system/Tests/Theme/ThemeTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Theme/ThemeTest.php
@@ -232,7 +232,7 @@ public function testFindThemeTemplates() {
       _theme_process_registry($cache, $module, 'module', $module, drupal_get_path('module', $module));
     }
 
-    $templates = drupal_find_theme_templates($cache, '.tpl.php', drupal_get_path('theme', 'test_theme'));
-    $this->assertEqual($templates['node__1']['template'], 'node--1', 'Template node--1.tpl.php was found in test_theme.');
+    $templates = drupal_find_theme_templates($cache, '.html.twig', drupal_get_path('theme', 'test_theme'));
+    $this->assertEqual($templates['node__1']['template'], 'node--1', 'Template node--1.html.twig was found in test_theme.');
   }
 }