#!/bin/bash
 
JAVA="java"
JAVAFLAGS=""
ANT="ant"
 
MAIN="ads1ws08.pa2.Main"
VIEWERTMP="tmp/input"
MAINJAR="ads1ws08pa2.jar"
 
function compile
{
  $ANT jar
}
 
function run
{
  $JAVA $JAVAFLAGS -cp $MAINJAR $MAIN $*
}
 
function view
{
  (cd ./zgrviewer && ./run.sh ../$*)
}
 
function do_test
{
  input="$1"
  output="$2"
 
  if [ ! -f "$input" ]
  then
    return
  fi
  if [ ! -f "$output" ]
  then
    echo "ERROR: outputfile for $input doesn't exist"
    exit 1
  fi
 
  echo "Testing $input ..."
  md5_1=$(run "$input" | md5sum)
  md5_2=$(md5sum < "$output")
  if [ "$md5_1" = "$md5_2" ]
  then
    echo "  SUCCESS"
  else
    echo " ERROR: output file differ..."
    exit 1
  fi
}
 
cmd="$1"
shift
case "$cmd" in
  c|compile|make)
    compile
  ;;
  r|run)
    compile >&2 && \
    run $*
  ;;
  test)
    file="$1"
    if [ ! -f "$file" ]
    then
      echo "ERROR: testfile doesn't exist"
      exit 1
    fi
    input="$file"
    output=$(dirname "$input")"/../output/"$(basename "$file")
    do_test "$input" "$output"
  ;;
  t|tests)
    for dir in $(find ./tests -type d -iname "input")
    do
      for file in $(ls $dir | sort)
      do
        input="$dir/$file"
        output="$dir/../output/$file"
        if [ ! -f "$input" ]
        then
          continue
        fi
        do_test "$input" "$output"
      done
    done
  ;;
  v|view)
    compile >&2 && \
    view $*
  ;;
esac