Add tests to CLI

test_cli.sh

@@ -0,0 +1,55 @@
+#!/usr/bin/env bash
+
+# See https://vaneyckt.io/posts/safer_bash_scripts_with_set_euxo_pipefail/
+set -o errexit -o errtrace -o nounset -o pipefail
+
+MASTER_SECRET='bb54aac4b89dc868ba37d9cc21b2cece'
+MNEMONICS_2OF3=(
+  'shadow pistol academic always adequate wildlife fancy gross oasis cylinder mustang wrist rescue view short owner flip making coding armed'
+  'shadow pistol academic acid actress prayer class unknown daughter sweater depict flip twice unkind craft early superior advocate guest smoking'
+)
+SCRIPT_DIR="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
+
+echo_bold() {
+  local bold normal
+  bold="$(tput bold)"
+  normal="$(tput sgr0)"
+  echo "${bold}${*}${normal}"
+}
+
+echo_error() {
+  local error normal
+  # Red color
+  error="$(tput setaf 1)"
+  normal="$(tput sgr0)"
+  echo >&2 "${error}${*}${normal}"
+}
+
+shamir() {
+  python3 -m shamir_mnemonic.cli "$@"
+}
+
+run_tests() {
+  cd -- "${SCRIPT_DIR}"
+  echo_bold 'Starting CLI tests for runtime errors (NOT testing correctness)'
+  local status=0
+  echo_bold 'Testing create 2of3...'
+  (shamir create 2of4 > /dev/null) || status=1
+  echo_bold 'Testing create 2of3 with user provided secret...'
+  (shamir create 2of4 --master-secret "${MASTER_SECRET}" > /dev/null) || status=1
+  echo_bold 'Testing create 2of3 with user provided secret and passphrase...'
+  (shamir create 2of4 --master-secret "${MASTER_SECRET}" --passphrase 'TREZOR' > /dev/null) || status=1
+  echo_bold 'Testing recovery...'
+  (printf '%s\n' "${MNEMONICS_2OF3[@]}" | shamir recover > /dev/null) || status=1
+  return "${status}"
+}
+
+main() {
+  if ! run_tests; then
+    echo_error 'Some of the tests failed! see above for the failed tests.'
+    exit 1
+  fi
+  echo_bold 'All tests passed!'
+}
+
+main "$@"