diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Connection.php db_drivers/test/lib/Drupal/test/Connection.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Connection.php	2012-12-12 17:11:34.254022397 -0800
+++ db_drivers/test/lib/Drupal/test/Connection.php	2013-02-10 06:29:46.206638629 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Connection
+ * Definition of Drupal\test\Connection
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\DatabaseExceptionWrapper;
 
@@ -114,7 +114,7 @@
   }
 
   public function driver() {
-    return 'mysql';
+    return 'test';
   }
 
   public function databaseType() {
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Delete.php db_drivers/test/lib/Drupal/test/Delete.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Delete.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Delete.php	2013-02-10 06:29:46.206638629 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Delete
+ * Definition of Drupal\test\Delete
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Delete as QueryDelete;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Insert.php db_drivers/test/lib/Drupal/test/Insert.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Insert.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Insert.php	2013-02-10 06:29:46.206638629 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Insert
+ * Definition of Drupal\test\Insert
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Insert as QueryInsert;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Install/Tasks.php db_drivers/test/lib/Drupal/test/Install/Tasks.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Install/Tasks.php	2012-11-22 04:54:20.539003375 -0800
+++ db_drivers/test/lib/Drupal/test/Install/Tasks.php	2013-02-10 06:19:03.026667617 -0800
@@ -5,7 +5,7 @@
  * Definition of Drupal\Core\Database\Driver\mysql\Install\Tasks
  */
 
-namespace Drupal\Core\Database\Driver\mysql\Install;
+namespace Drupal\test\Install;
 
 use Drupal\Core\Database\Install\Tasks as InstallTasks;
 use Drupal\Core\Database\Database;
@@ -27,7 +27,7 @@
    * Returns a human-readable name string for MySQL and equivalent databases.
    */
   public function name() {
-    return st('MySQL, MariaDB, or equivalent');
+    return st('test');
   }
 
   /**
@@ -82,4 +82,8 @@
     }
     return TRUE;
   }
+
+  public function isCustom() {
+    return TRUE;
+  }
 }
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Merge.php db_drivers/test/lib/Drupal/test/Merge.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Merge.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Merge.php	2013-02-10 06:29:46.206638629 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Merge
+ * Definition of Drupal\mysql\Merge
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Merge as QueryMerge;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Schema.php db_drivers/test/lib/Drupal/test/Schema.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Schema.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Schema.php	2013-02-10 06:29:46.209971962 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Schema
+ * Definition of Drupal\mysql\Schema
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Database;
 use Drupal\Core\Database\Query\Condition;
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Select.php db_drivers/test/lib/Drupal/test/Select.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Select.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Select.php	2013-02-10 06:29:46.209971962 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Select
+ * Definition of Drupal\mysql\Select
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Select as QuerySelect;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Transaction.php db_drivers/test/lib/Drupal/test/Transaction.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Transaction.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Transaction.php	2013-02-10 06:29:46.209971962 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Transaction
+ * Definition of Drupal\mysql\Transaction
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Transaction as DatabaseTransaction;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Truncate.php db_drivers/test/lib/Drupal/test/Truncate.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Truncate.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Truncate.php	2013-02-10 06:29:46.209971962 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Truncate
+ * Definition of Drupal\mysql\Truncate
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Truncate as QueryTruncate;
 
diff -ru core/lib/Drupal/Core/Database/Driver/mysql/Update.php db_drivers/test/lib/Drupal/test/Update.php
--- core/lib/Drupal/Core/Database/Driver/mysql/Update.php	2012-09-06 06:28:25.790006577 -0700
+++ db_drivers/test/lib/Drupal/test/Update.php	2013-02-10 06:29:46.209971962 -0800
@@ -2,10 +2,10 @@
 
 /**
  * @file
- * Definition of Drupal\Core\Database\Driver\mysql\Update
+ * Definition of Drupal\mysql\Update
  */
 
-namespace Drupal\Core\Database\Driver\mysql;
+namespace Drupal\test;
 
 use Drupal\Core\Database\Query\Update as QueryUpdate;