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 -e "Below is the feedback for your submission of CW 8, Core Part." >> $out

    12 echo -e "" >> $out

    13 

    14 

    15 

    16 # compilation tests

    17 

    18 function scala_compile {

    19   (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala "$1" 2>> $out 1>> $out) 

    20 }

    21 

    22 # functional tests

    23 

    24 function scala_assert_slow {

    25   (ulimit -t 120; JAVA_OPTS="-Xmx1g" scala -i "$1" "-- $2" 2> /dev/null 1> /dev/null)

    26 }

    27 

    28 function scala_assert_thirty {

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

    30 }

    31 

    32 function scala_assert_quick {

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

    34 }

    35 

    36 

    37 # purity test

    38 

    39 function scala_vars {

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

    41 }

    42 

    43 

    44 

    45 

    46 

    47 

    48 

    49 

    50 # knights2: purity test

    51 #

    52 echo -e "knight2.scala does not contain vars, returns, Arrays, ListBuffers etc?" >> $out

    53 

    54 

    55 if (scala_vars knight2.scala)

    56 then

    57   echo -e "  --> fail (make triple-sure your program conforms to the required format)" >> $out    

    58   tsts0=$(( 0 ))

    59 else

    60   echo -e "  --> success" >> $out

    61   tsts0=$(( 0 )) 

    62 fi

    63 

    64 

    65 # compilation test

    66 if  [ $tsts0 -eq 0 ]

    67 then    

    68   echo -e "knight2.scala runs?" >> $out

    69 

    70   if (scala_compile knight2.scala)

    71   then

    72     echo -e "  --> success" >> $out

    73     tsts1=$(( 0 ))

    74   else

    75     echo -e "  --> SCALA DID NOT RUN KNIGHT2.SCALA\n" >> $out  

    76     tsts1=$(( 1 )) 

    77   fi

    78 else

    79   tsts1=$(( 1 ))     

    80 fi

    81 

    82 # ordered move test

    83 

    84 if [ $tsts1 -eq 0 ]

    85 then

    86   echo -e " ordered_moves(8, List((3,4), (3,2)), (1,3)) == List((0,1), (0,5), (2,1), (2,5))" >> $out

    87   echo -e " ordered_moves(8, List((4,0)), (0,0)) == List((2,1), (1,2))" >> $out

    88   echo -e " ordered_moves(8, List((0,4)), (0,0)) == List((1,2), (2,1))" >> $out

    89   

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

    91   then

    92       echo -e "  --> success" >> $out

    93   else

    94       echo -e "  --> \n ONE TEST FAILED\n" >> $out  

    95   fi

    96 fi

    97 

    98 

    99 # first-closed-tour test

   100 

   101 if [ $tsts1 -eq 0 ]

   102 then

   103   echo -e " first_closed_tour_heuristic(6, List((3,3))) found and correct?" >> $out

   104   

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

   106   then

   107       echo -e "  --> success" >> $out

   108   else

   109       echo -e "  --> \n ONE TEST FAILED\n" >> $out  

   110   fi

   111 fi

   112 

   113 

   114 

   115 if [ $tsts1 -eq 0 ]

   116 then

   117   echo -e " first_tour_heuristic(8, List((0,0))) found and correct?" >> $out

   118   echo -e " first_tour_heuristic(30, List((0,0))) found and correct?" >> $out

   119   

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

   121   then

   122       echo -e "  --> success" >> $out

   123   else

   124       echo -e "  --> \n ONE TEST FAILED\n" >> $out 

   125   fi

   126 fi

   127 

   128 

   129 # knights3: purity test

   130 #

   131 echo -e "knight3.scala does not contain vars, returns, Arrays, ListBuffers etc?" >> $out

   132 

   133 

   134 if (scala_vars knight3.scala)

   135 then

   136   echo "  --> test failed" >> $out

   137   tsts0=$(( 0 ))

   138 else

   139   echo "  --> success" >> $out

   140   tsts0=$(( 0 )) 

   141 fi

   142 

   143 

   144 # compilation test

   145 if  [ $tsts0 -eq 0 ]

   146 then    

   147   echo "knight3.scala runs?" >> $out

   148 

   149   if (scala_compile knight3.scala)

   150   then

   151     echo "  --> success" >> $out

   152     tsts1=$(( 0 ))

   153   else

   154     echo -e "  --> SCALA DID NOT RUN KNIGHT3.SCALA\n" >> $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?" >> $out

   165   

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

   167   then

   168       echo -e "  --> success" >> $out

   169   else

   170       echo -e "  --> \n ONE TEST FAILED\n" >> $out 

   171   fi

   172 fi

   173