#!/bin/bash
(make clean; make) || exit 1

total=0
totalmax=0

rm -f total.txt *.out

# Test driver
function runtest {
  prog=$1
  args=$2
  testinput=$3
  testname=$4
  grade=$5

  totalmax=`expr $totalmax + $grade`;
  inputdescr=
  if [ "$testinput" != "none" ]; then
      inputdescr="  $testinput"
  fi
  descr="$prog $testname"

  echo "======= $descr ==========="

  #Run tested program
  timeout 1s ./$prog $args > $prog.out
  errorcode=$?
  #echo $errorcode
  #if [ $? -ne 0 ]; then
  #   echo Cannot run ./$prog
  #   cat $prog.out
  #   echo "*****Test Failed*****";
  #   return
  #fi

  #Run original program
  ./$prog.org $args > $prog.org.out
  orgerrorcode=$?
  #echo $orgechocode
  #if [ $? -ne 0 ]; then
  #   echo Cannot run ./$prog.org
  #   cat $prog.org.out
  #   echo "*****Test Failed*****";
  #   return
  #fi

  #if [ $errorcode -ne $orgerrorcode ]; then
#      echo Error codes do not match
#      echo "*****Test Failed*****";
#      printf "%-36s: %-3d of %-3d\n" "$descr " 0 $grade >> total.txt
#	  echo
#	  return
#  fi

  diff $prog.out $prog.org.out > diff.out
  if [ $? -eq 0 ]; then
      cat $prog.out
      echo Test passed...;
      printf "%-36s: %-3d of %-3d\n" "$descr " $grade $grade >> total.txt
      total=`expr $total + $grade`;
  else
      echo "*****Test Failed*****";
      echo ------ Your Output ----------
      cat $prog.out
      echo ------ Expected Output ------
      cat $prog.org.out
      echo ------ Difference -----------
      cat diff.out
      echo -----------------------------
      printf "%-36s: %-3d of %-3d\n" "$descr " 0 $grade >> total.txt
  fi
  echo
}

# List of tests running
runtest endian "0x40490FDB" "" "test1" 10
runtest endian "0xDB0F4940" "" "test2" 10

echo > total.out
echo >> total.out
echo   "-------------------------------------------------" >> total.out
echo   "CS240: Hw 7. $USER   " >> total.out
date >> total.out
echo   "-------------------------------------------------" >> total.out
cat total.txt >> total.out >> total.out
echo   "-------------------------------------------------" >> total.out
echo   "CS240: Hw 7. $USER" `date` " Total: " $total of $totalmax >> total.out
echo >> total.out

cat total.out