gradescript

#!/bin/sh 

dir=/home/plank/cs360/labs/lab8
ge="$dir/Gradescript-Examples"

if [ $# -ne 1 ]; then
  echo 'usage: gradescript problem_number (1-100)' >&2
  exit 1
fi

if [ "$1" -gt 0 -a "$1" -le 100 ]; then
  enum=`echo $1 | awk '{ printf "%03d\n", $1 }'`
else
  echo 'usage: gradescript problem_number (1-100)' >&2
  exit 1
fi
  
program=jsh
  
if [ ! -f $program ]; then
  echo "Problem $enum is incorrect."
  echo ""
  echo "Your program $program does not exist."
  exit 0
fi

rm -f tmp-$enum-test-stdout.txt tmp-$enum-test-stderr.txt tmp-$enum-correct-stdout.txt tmp-$enum-correct-stderr.txt

/bin/sh -c "$dir/$program - < $ge/$enum-input.txt > tmp-$enum-correct-stdout.txt 2> tmp-$enum-correct-stderr.txt"
/bin/sh -c "./$program - < $ge/$enum-input.txt > tmp-$enum-test-stdout.txt 2> tmp-$enum-test-stderr.txt"
call="sh -c './$program - < $ge/$enum-input.txt > tmp-$enum-test-stdout.txt 2>tmp-$enum-test-stderr.txt'"

out=`diff tmp-$enum-correct-stdout.txt tmp-$enum-test-stdout.txt | wc | awk '{ print $1 }'`
err=`diff tmp-$enum-correct-stderr.txt tmp-$enum-test-stderr.txt | wc | awk '{ print $1 }'`

if [ $out != 0 -o $err != 0 ]; then
  echo "Problem $enum is incorrect."
  echo ""
  if [ $out != 0 ]; then
    echo "Your standard output does not match the correct one."
  fi
  if [ $err != 0 ]; then
    echo "Your standard error does not match the correct one."
  fi
  echo ""
  echo "TEST:"
  echo ""
  echo "$call"
  echo ""
  echo "FILES:"
  echo ""
  echo "Your standard output is in tmp-$enum-test-stdout.txt."
  echo "Your standard error  is in tmp-$enum-test-stderr.txt."
  echo ""
  echo "The correct standard output is in tmp-$enum-correct-stdout.txt."
  echo "The correct standard error  is in tmp-$enum-correct-stderr.txt."
  echo ""
  echo "Look at correct files and your files, perhaps run 'diff -y' on them, and figure out your mistake."
  echo "Please remember to delete these files when you are finished."
else 
  echo "Problem $enum is correct."
  echo ""
  echo "Test: $call" 
  rm -f tmp-$enum-test-stdout.txt tmp-$enum-test-stderr.txt tmp-$enum-correct-stdout.txt tmp-$enum-correct-stderr.txt
  rm -f f1.txt f2.txt f3.txt f4.txt f5.txt f6.txt f7.txt f8.txt f9.txt f0.txt
fi