1 #!/bin/bash

     2 

     3 # to make the script fail safely

     4 set -euo pipefail

     5 

     6 

     7 out=${1:-output}

     8 

     9 echo "" > $out

    10 

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

    12 echo "for assignment 8 Advanced Part 2.  Please note all marks are provisional until" >> $out

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

    14 echo "results transcript." >> $out

    15 echo "" >> $out

    16 

    17 # marks for CW8 part 2

    18 marks=$(( 0 ))

    19 

    20 # compilation tests

    21 

    22 function scala_compile {

    23     (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc "$1" 2> /dev/null 1> /dev/null)

    24 }

    25 

    26 # functional tests

    27 

    28 function scala_assert {

    29     (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "" 2> /dev/null 1> /dev/null)

    30 }

    31 

    32 function scala_assert_long {

    33   (ulimit -t 60; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "" 2> /dev/null 1> /dev/null)

    34 }

    35 

    36 function scala_assert_elong {

    37   (ulimit -t 90; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "" 2> /dev/null 1> /dev/null)

    38 }

    39 

    40 # purity test

    41 

    42 function scala_vars {

    43    (egrep '\bvar\b|\breturn\b|\.par|ListBuffer|mutable|new Array' "$1" 2> /dev/null 1> /dev/null)

    44 }

    45 

    46 

    47 # knights2: purity test

    48 #

    49 echo "knight2.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out

    50 

    51 

    52 if (scala_vars knight2.scala)

    53 then

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

    55   tsts0=$(( 1 ))

    56 else

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

    58   tsts0=$(( 0 )) 

    59 fi

    60 

    61 

    62 # compilation test

    63 if  [ $tsts0 -eq 0 ]

    64 then    

    65   echo "knight2.scala runs?" | tee -a $out

    66 

    67   if (scala_compile knight2.scala)

    68   then

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

    70     tsts1=$(( 0 ))

    71   else

    72     echo "  --> scala knight2.scala did not run successfully" | tee -a $out

    73     tsts1=$(( 1 )) 

    74   fi

    75 else

    76   tsts1=$(( 1 ))     

    77 fi

    78 

    79 # ordered move test

    80 

    81 if [ $tsts1 -eq 0 ]

    82 then

    83   echo " ordered_moves(8, List((3,4), (3,2)), (1,3)) == List((0,1), (0,5), (2,1), (2,5))" | tee -a $out

    84   echo " ordered_moves(8, List((4,0)), (0,0)) == List((2,1), (1,2))" | tee -a $out

    85   echo " ordered_moves(8, List((0,4)), (0,0)) == List((1,2), (2,1))" | tee -a $out

    86   

    87   if (scala_assert "knight2.scala" "knight_test6.scala")

    88   then

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

    90       marks=$(( marks + 1 ))

    91   else

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

    93   fi

    94 fi

    95 

    96 

    97 # first-closed-tour test

    98 

    99 if [ $tsts1 -eq 0 ]

   100 then

   101   echo " first_closed_tour_heuristic(6, List((3,3))) found and correct?" | tee -a $out

   102   

   103   if (scala_assert "knight2.scala" "knight_test7.scala")

   104   then

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

   106       marks=$(( marks + 1 ))

   107   else

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

   109   fi

   110 fi

   111 

   112 

   113 

   114 if [ $tsts1 -eq 0 ]

   115 then

   116   echo " first_tour_heuristic(8, List((0,0))) found and correct?" | tee -a $out

   117   echo " first_tour_heuristic(40, List((0,0))) found and correct?" | tee -a $out

   118   

   119   if (scala_assert "knight2.scala" "knight_test8.scala")

   120   then

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

   122       marks=$(( marks + 1 ))

   123   else

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

   125   fi

   126 fi

   127 

   128 

   129 

   130 # knights3: purity test

   131 #

   132 echo -e "knight3.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out

   133 

   134 

   135 if (scala_vars knight3.scala)

   136 then

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

   138   tsts0=$(( 1 ))

   139 else

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

   141   tsts0=$(( 0 )) 

   142 fi

   143 

   144 # compilation test

   145 if  [ $tsts0 -eq 0 ]

   146 then    

   147   echo "knight3.scala runs?" | tee -a $out

   148 

   149   if (scala_compile knight3.scala)

   150   then

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

   152     tsts1=$(( 0 ))

   153   else

   154     echo -e "  --> test failed" | tee -a $out  

   155     tsts1=$(( 1 )) 

   156   fi

   157 else

   158   tsts1=$(( 1 ))     

   159 fi

   160 

   161 

   162 if [ $tsts1 -eq 0 ]

   163 then

   164   echo -e " tour_on_mega_board(70, List((0,0))) found and correct?" | tee -a $out

   165   

   166   if (scala_assert_long "knight3.scala" "knight_test9.scala")

   167   then

   168       echo -e "  --> success" | tee -a $out

   169       marks=$(( marks + 1 ))

   170   else

   171       echo -e "  --> test  failed" | tee -a $out 

   172   fi

   173 fi

   174 

   175 

   176 ## final marks

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

   178 echo "$marks" | tee -a $out