#!/usr/bin/expect -f set timeout 10 spawn $env(SHELL) match_max 100000 send -- "firejail --noprofile --seccomp\r" expect { timeout {puts "TESTING ERROR 0\n";exit} "Child process initialized" } sleep 2 send -- "strace ls\r" expect { timeout {puts "TESTING ERROR 1\n";exit} "Bad system call" {puts "version 1\n";} " unexpected signal 31" {puts "version 2\n"} } send -- "exit\r" sleep 1 puts "all done\n"