test-runner

#!/usr/bin/env bash

colored_text() {
    printf "\e[38;5;%sm%s\e[0m" $1 "$2"
}

_red() { colored_text 160 "$@"; }
red() { _red "$@"; printf '\n'; }

_green() { colored_text 46 "$@"; }
green() { _green "$@"; printf '\n'; }

_yellow() { colored_text 226 "$@"; }
yellow() { _yellow "$@"; printf '\n'; }

if ! which inotifywait &> /dev/null; then
  echo "please install inotify-tools"
  exit 1
fi

YEAR=$1
DAY=$2
PART=${3:-1}

if [[ $DAY -lt 10 ]]; then
  DIR=day0$1
else
  DIR=day$1
fi

cleanup() {
    pkill -TERM -P $PID &> /dev/null
    kill -SIGTERM $PID &> /dev/null
}

cd ~/aoc/$YEAR/$DIR

function validator() {
  local SOLUTION="$(cat $1)"
  local BUFFERED=
  local LEN=0
  local line
  while IFS= read -r line; do
    [[ $LEN -gt 0 ]] && printf "%s\n" "$BUFFERED"
    ((LEN++))
    BUFFERED="$line"
  done
  if [[ $LEN -eq 1 ]] && [[ $BUFFERED =~ ^-?[0-9]*$ ]]; then
    if [[ "$BUFFERED" == "$SOLUTION" ]]; then
      green "$BUFFERED"
      echo
      exec spinner "" ./p${PART}.sh input.txt
    else
      red "$BUFFERED"
    fi
  else
    printf "%s\n" "$BUFFERED"
  fi
}

trap "cleanup" EXIT
while true; do
    sleep 0.1
    clear
    if [[ -z "$4" ]]; then
      ./p${PART}.sh sample${PART}.txt \
        | validator solution${PART}.txt &
      PID=$!
    else
      spinner "" ./p${PART}.sh input.txt &
      PID=$!
    fi

    inotifywait -qq ../../test-runner p1.sh p2.sh input.txt sample*.txt -e MODIFY -e MOVE_SELF
    pkill -TERM -P $PID &> /dev/null
    kill -SIGTERM $PID &> /dev/null
done