#!/usr/bin/env bash

# CONSTANTS

# functions

function assert {
  ((test_count++))
  if ./poc ./test/stub/scenario.bash "$1" >/dev/null; then
    echo -n .
  else
    echo -n F
    failures+=("$1")
    return 1
  fi

}

function fail_type {
  ((test_count++))
  local success regex hint_message
  success=false
  hint_message="${3:-}"
  mapfile -t stderr <<<"$(./poc ./test/stub/scenario.bash "$1" 2>&1 >/dev/null 3>/dev/null)"
  last_error="${stderr[-1]}"

  regex="^(.*): line ([0-9]+): miaou_error: $2 ([0-9]+)"
  [[ "${last_error}" =~ $regex ]] && success=true

  # if [[ $success == true && -n "${hint_message}" ]]; then
  #   :
  # fi
  if [[ $success == true ]]; then
    echo -n .
  else
    echo -n F
    failures+=("$1")
    return 1
  fi
}

# main

set -uo pipefail

test_count=0
failures=()

assert success
fail_type subshell_term SUBSHELL_ERROR
fail_type unbound_variable UNBOUND_VARIABLE
fail_type unbound_associative UNBOUND_VARIABLE
fail_type false FALSE
fail_type last_false COMMAND_ERROR
fail_type command_error COMMAND_ERROR
fail_type subshell_term SUBSHELL_ERROR
fail_type exit EXIT
fail_type command_not_found COMMAND_NOT_FOUND
fail_type source_not_found SOURCE_NOT_FOUND
fail_type file_not_found FILE_NOT_FOUND
fail_type subshell_error COMMAND_NOT_FOUND '(hint: prefer source than subshell)'

failed=${#failures[@]}
success=$((test_count - failed))

echo
if [[ $failed -gt 0 ]]; then
  ratio=$((100 * success / test_count))
  echo "${ratio}% passed, ${test_count} tests, ${failed} failed!"
  echo failures:
  for failure in "${failures[@]}"; do
    echo -e "\t- $failure"
  done
  exit 1
else
  echo "100% passed, ${test_count} tests"
fi