--TEST-- DB_driver::transaction test --SKIPIF-- --FILE-- --EXPECT-- after autocommit: bing one. ops=ok before commit: bing one two three. ops=ok after commit: bing one two three. ops=ok before rollback: bing one two three four five. ops=ok after rollback: bing one two three. ops=ok before autocommit+rollback: bing one two three six seven. ops=ok after autocommit+rollback: bing one two three six seven. ops=ok testing that select doesn't disturbe opcount: ok