#!/bin/sh
set -e

# test "encrypt" binary with prompt keeper

# file to encrypt is first parameter, otherwise "/etc/services" is used
TEST_FILE=${1:-/etc/services}

# Optional environment variable
#     PROG   - name of executable. If not defined, 'encrypt' in $PATH
PROG=${PROG:-$(command -v encrypt)}

# temp file for encrypted output
TMP_ENC=$(mktemp)_enc
# temp file for decrypted output
TMP_DEC=$(mktemp)_dec

# encrypt 
$PROG enc -k "prompt:" -o $TMP_ENC $TEST_FILE

# decrypt
$PROG dec -k "prompt:" -o $TMP_DEC $TMP_ENC

if [ ! $(cmp $TEST_FILE $TMP_DEC) ]; then
  echo "encrypt-decrypt with prompt: Success!"
else
  echo "encrypt-decrypt with prompt: ERROR"
fi
ls -l $TEST_FILE $TMP_ENC $TMP_DEC