? .buildpath
? .project
? .settings
? sites/default/files
? sites/default/settings.php
Index: modules/simpletest/drupal_web_test_case.php
===================================================================
RCS file: /cvs/drupal/drupal/modules/simpletest/drupal_web_test_case.php,v
retrieving revision 1.256
diff -u -p -r1.256 drupal_web_test_case.php
--- modules/simpletest/drupal_web_test_case.php	22 Dec 2010 21:34:13 -0000	1.256
+++ modules/simpletest/drupal_web_test_case.php	26 Dec 2010 09:55:43 -0000
@@ -1195,7 +1195,7 @@ class DrupalWebTestCase extends DrupalTe
     Database::renameConnection('default', 'simpletest_original_default');
     foreach ($connection_info as $target => $value) {
       $connection_info[$target]['prefix'] = array(
-        'default' => $value['prefix']['default'] . $this->databasePrefix,
+        'default' => ($value['prefix']['default'] == '') ? $this->databasePrefix : ($value['prefix']['default'] . '_' . substr($this->databasePrefix, 10)),
       );
     }
     Database::addConnectionInfo('default', 'default', $connection_info['default']);