privacy-guides/how-to-create-encrypted-paper-backup/tests/default.exp

#!/usr/bin/expect

source ./test.exp

set secret "foo\nbar"
set passphrase "asdasd"

test_label "Should fails to backup secret using secrets that do not match"

spawn qr-backup.sh

expect {
  -re {Format USB flash drive \(y or n\)\?} {
    test_send "n\r"
  }
}

expect {
  -re {\[sudo\] password for pi:} {
    test_send "$env(password)\r"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d} {
    test_send "$secret\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d \(again\)} {
    test_send "foo\r"
    test_send "\x04"
  }
}

expect {
  -re {Secrets do not match} {
    test_ok
  }
  eof {
    test_failed
  }
}

test_label "Should fails to backup secret using passphrases that do not match"

spawn qr-backup.sh

expect {
  -re {Format USB flash drive \(y or n\)\?} {
    test_send "n\r"
  }
}

expect {
  -re {\[sudo\] password for pi:} {
    test_send "$env(password)\r"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d} {
    test_send "$secret\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d \(again\)} {
    test_send "$secret\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type passphrase and press enter} {
    test_send "$passphrase\r"
  }
}

expect {
  -re {Please type passphrase and press enter \(again\)} {
    test_send "foo\r"
  }
}

expect {
  -re {Passphrases do not match} {
    test_ok
  }
  eof {
    test_failed
  }
}

test_label "Should backup secret showing passphrase"

spawn qr-backup.sh

expect {
  -re {Format USB flash drive \(y or n\)\?} {
    test_send "n\r"
  }
}

expect {
  -re {\[sudo\] password for pi:} {
    test_send "$env(password)\r"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d} {
    test_send "$secret\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d \(again\)} {
    test_send "$secret\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type passphrase and press enter} {
    test_send "$passphrase\r"
  }
}

expect {
  -re {Please type passphrase and press enter \(again\)} {
    test_send "$passphrase\r"
  }
}

expect {
  -re {Show passphrase \(y or n\)\?} {
    test_send "y\r"
  }
}

expect {
  $passphrase
}

expect {
  -re {SHA512 short hash: .+?([a-f0-9]{8})} {
    set short_hash $expect_out(1,string)
  }
}

expect {
  -re {Show SHA512 hash as QR code \(y or n\)\?} {
    test_send "n\r"
  }
}

expect {
  -re {Done} {
    test_ok
  }
  eof {
    test_failed
  }
}

test_label "Should restore secret"

spawn qr-restore.sh --images $short_hash.jpg

expect {
  -re {\[sudo\] password for pi:} {
    test_send "$env(password)\r"
  }
}

expect {
  -re {Please type passphrase and press enter} {
    test_send "$passphrase\r"
  }
}

expect {
  -re {Show secret \(y or n\)\?} {
    test_send "y\r"
  }
}

expect {
  -re {Secret:\r\n((.|\r\n)+?)\r\nDone} {
    set restored_secret $expect_out(1,string)
  }
}

regsub -all {\033\[[0-9]*m(\017)?} $restored_secret {} restored_secret
regsub -all {\r} $restored_secret {} restored_secret

if { "$restored_secret" != "$secret" } {
  test_failed
} else {
  test_ok
}