#!/bin/bash

set -e

out=${1:-output}

echo "" > $out

echo "Below is the feedback and provisional mark for your submission" >> $out

echo "for CW 8, Part 2.  Please note all marks are provisional until" >> $out

echo "ratified by the assessment board -- this is not an official" >> $out

echo "results transcript." >> $out

echo "" >> $out

function scala_vars {

   (egrep '\bvar\b|\breturn\b|ListBuffer|mutable' "$1" 2> /dev/null 1> /dev/null)

}

# compilation tests

function scala_compile {

  (scala "$1" 2> /dev/null 1> /dev/null) 

}

# functional tests

function scala_assert {

  (scala -i "$1" "$2" -e "" 2> /dev/null 1> /dev/null)

}

# marks for CW

marks=$(( 0 ))

# var, return, ListBuffer test

#

echo "re2.scala does not contain vars, returns etc?" | tee -a $out

if (scala_vars re.scala)

then

  echo "  --> fail" | tee -a $out

  tsts0=$(( 1 ))

else

  echo "  --> yes" | tee -a $out

  tsts0=$(( 0 )) 

fi

# compilation test

if  [ $tsts0 -eq 0 ]

then    

  echo "re2.scala runs?" | tee -a $out

  if (scala_compile re2.scala)

  then

    echo "  --> yes" | tee -a $out

    tsts1=$(( 0 ))

  else

    echo "  --> scala re2.scala did not run successfully" | tee -a $out

    tsts1=$(( 1 )) 

  fi

else

  tsts1=$(( 1 ))     

fi

#if [ $tsts1 -eq 0 ]

#then

#  echo " nullable(ZERO) == false" | tee -a $out

#  echo " nullable(ONE) == true" | tee -a $out

#  

#  if (scala_assert "re.scala.bak" "../../../marking/re1a_test.scala")

#  then

#    echo "  --> success" | tee -a $out

#    marks=$(( marks + 1 ))

#  else

#    echo "  --> test failed" | tee -a $out

#  fi

#fi

## final marks

echo "Overall mark for CW 8, Part 2" | tee -a $out

echo "$marks" | tee -a $out