tests: do not setup MySQL db if only BTree will be used

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2806 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/tests/functional/__init__.py

@@ -238,6 +238,7 @@ class NEOCluster(object):
         ):
         if not adapter:
             adapter = 'MySQL'
+        self.adapter = adapter
         self.zodb_storage_list = []
         self.cleanup_on_delete = cleanup_on_delete
         self.verbose = verbose
@@ -324,12 +325,17 @@ class NEOCluster(object):
         return MySQLdb.Connect(**connect_arg_dict)
 
     def setupDB(self):
+        if self.adapter == 'MySQL':
             sql_connection = self.__getSuperSQLConnection()
             cursor = sql_connection.cursor()
             for database in self.db_list:
-            cursor.execute('DROP DATABASE IF EXISTS `%s`' % (database, ))
-            cursor.execute('CREATE DATABASE `%s`' % (database, ))
-            cursor.execute('GRANT ALL ON `%s`.* TO "%s"@"localhost" '\
+                try:
+                    cursor.execute('DROP DATABASE `%s`' % database)
+                except MySQLdb.OperationalError, (code, _):
+                    if code != MySQLdb.constants.ER.DB_DROP_EXISTS:
+                        raise
+                cursor.execute('CREATE DATABASE `%s`' % database)
+                cursor.execute('GRANT ALL ON `%s`.* TO "%s"@"localhost" '
                                'IDENTIFIED BY "%s"' % (database, self.db_user,
                                self.db_password))
             cursor.close()