public function iHaveSavedMachineTokens($num_tokens) { switch ($num_tokens) { case 0: break; case 1: $this->iLogIn(); break; default: $this->iLogIn(); for ($i = 1; $i <= $num_tokens; $i++) { $this->iRun("cp {$this->cache_token_dir}/[[username]]{$i}"); } break; } return true; }