Add an option for `clickhouse-client` with a list of tests for extensive fuzzing.
Processing of these tests will be interleaved between every other tests, so we will get much better fuzzing coverage.
break;
        }
        async_block_input->readSuffix();
    }
    /// Flush all buffers.
    void resetOutput()
    {
        block_out_stream.reset();
        logs_out_stream.reset();
        if (pager_cmd)
        {
            pager_cmd->in.close();
            pager_cmd->wait();
        }
        pager_cmd = nullptr;
        if (out_file_buf)
        {
            out_file_buf->next();
            out_file_buf.reset();
        }
        if (out_logs_buf)
        {
            out_logs_buf->next();
            out_logs_buf.reset();
        }
        std_out.next();
    }
    /// Receives and processes packets coming from server.
    /// Also checks if query execution should be cancelled.
    void receiveResult()