Index: modules/simpletest/drupal_web_test_case.php
===================================================================
RCS file: /cvs/drupal/drupal/modules/simpletest/drupal_web_test_case.php,v
retrieving revision 1.76
diff -u -p -r1.76 drupal_web_test_case.php
--- modules/simpletest/drupal_web_test_case.php	20 Dec 2008 18:24:39 -0000	1.76
+++ modules/simpletest/drupal_web_test_case.php	21 Dec 2008 09:31:54 -0000
@@ -845,8 +845,8 @@ class DrupalWebTestCase {
    * setup a clean environment for the current test run.
    */
   protected function preloadRegistry() {
-    db_query('INSERT INTO {registry} SELECT * FROM ' . $this->originalPrefix . 'registry');
-    db_query('INSERT INTO {registry_file} SELECT * FROM ' . $this->originalPrefix . 'registry_file');
+    db_query('INSERT INTO {registry} SELECT * FROM ' . $this->originalPrefix . 'registry WHERE module = ""');
+    db_query('INSERT INTO {registry_file} SELECT * FROM ' . $this->originalPrefix . 'registry_file WHERE filename WHERE filename LIKE "includes/%"');
   }
 
   /**