#! /bin/sh
#
# run scripts and compare results with ../data/ files

# to reproduce rand() values
#
export SRAND=987654321

# number of differences
#
echo "0" > .count

# script alt_option output_files...
#
echo 'BV.sh X BV-16-0.9.out BV-16-0.9.gif
BV.sh def2 BV-16-0.95.out BV-16-0.95.gif
BV.sh alt1 BVe-0.0.out BVe-0.0.gif BVe-0.2.out BVe-0.2.gif BVe-0.4.out BVe-0.4.gif BVe-0.6.out BVe-0.6.gif
BV.sh alt2 BV-0.0.out BV-0.0.gif BV-0.5.out BV-0.5.gif BV-0.75.out BV-0.75.gif BV-1.0.out BV-1.0.gif
DJ-e.sh X DJe-1.2.out DJe-1.4.out DJe-1.6.out DJe3.gif
DJ-e.sh alt DJe.out DJe.gif
DJ.sh X DJ.out DJ.gif
Grover-coin.sh X Grover-coin-8.out Grover-coin-8.gif Grover-coin-256.out Grover-coin-256.gif
Grover-p.sh X Grover-0.25.out Grover-0.25.gif
Grover.sh X Grover-ra+0.05.out Grover-ra+0.05.gif Grover-ra+0.1.out Grover-ra+0.1.gif
Shor.sh X Shor.33.5.out Shor.33.5.gif
Shor.sh 23 Shor.33.23.out Shor.33.23.gif
corvids.sh X corvids-c1.out corvids-c2.out corvids-c4.out' |
 while read script alt files
 do
   #-- for f in $files
   #-- do
   #--  echo "$f"
   #--  ls ../data/$f > /dev/null
   #-- done
   #-- continue
   #
   if [ "$alt" = "X" ]; then
     alt=""
   fi
   echo $script $alt
   ./$script $alt > /dev/null 2>&1
   for f in $files
   do
     echo " $f"
     x=$(diff ../data/$f $f | head -20)
     if [ -n "$x" ]; then
       count=$(cat .count)
       count=$((count+1))
       echo "$count" > .count
       echo "$x"
     fi
   done
 done

# using .count file because the while loop is in a subshell (due to pipe input)
# so it can't affect count variable in parent
#
count=$(cat .count)
echo "$count differences"
rm -f .count