privacy-guides/how-to-create-encrypted-paper-backup/tests/bip39.exp

#!/usr/bin/expect

source ./test.exp

set bip39_mnemonic "online pipe enough dutch decorate want moment scheme rigid enlist blast boat purse sick chalk shop brush all return betray jacket salon abandon retire"
set electrum_mnemonic "month pet slice know amused leave now vague palm guess cattle element cross truly auto put among craft repeat van sample nephew sad family"

test_label "Should format flash drive and create BIP39 mnemonic"

spawn qr-backup.sh --create-bip39-mnemonic

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

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

expect {
  -re {mkfs\.fat 4\.1 \(2017-01-24\)}
}

expect {
  -re {Creating BIP39 mnemonic…}
}

expect {
  -re {([a-z]+ ?){24}} {
    test_ok true
  }
  eof {
    test_failed
  }
}

test_label "Should validate valid BIP39 mnemonic"

spawn qr-backup.sh --validate-bip39-mnemonic

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 "$bip39_mnemonic\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type secret and press enter, then ctrl\+d \(again\)} {
    test_send "$bip39_mnemonic\r"
    test_send "\x04"
  }
}

expect {
  -re {Please type passphrase and press enter} {
    test_ok true
  }
  eof {
    test_failed
  }
}

test_label "Should fail to validate invalid BIP39 mnemonic"

spawn qr-backup.sh --validate-bip39-mnemonic

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 "$electrum_mnemonic\r"
    test_send "\x04"
  }
}

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

expect {
  -re {Invalid BIP39 mnemonic} {
    test_ok true
  }
  eof {
    test_failed
  }
}