1 #!/bin/zsh

     2 

     3 # to make the script fail safely

     4 set -euo pipefail

     5 

     6 out=${1:-output}

     7 

     8 echo "" > $out

     9 

    10 echo `date` >> $out

    11 echo -e "" >> $out

    12 echo -e "Below is the feedback and provisional marks for your submission" >> $out

    13 echo -e "of the Preliminary Part of Part 4 (Scala).  Please note all marks are provisional until" >> $out

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

    15 echo -e "results transcript." >> $out

    16 echo -e "" >> $out

    17 

    18 echo -e "" >> $out

    19 echo -e "Below is the feedback for your submission knight1.scala" >> $out

    20 echo -e "" >> $out

    21 

    22 

    23 

    24 # marks for CW8 part 1

    25 marks=$(( 0.0 ))

    26 

    27 # compilation tests

    28 

    29 function scala_compile {

    30   (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -Xprint:parser "$1" 2> c$out 1> c$out)

    31 }

    32 

    33 # functional tests

    34 

    35 function scala_assert {

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

    37 }

    38 

    39 function scala_assert_slow {

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

    41 }

    42 

    43 function scala_assert_thirty {

    44   (ulimit -t 40; JAVA_OPTS="-Xmx1g" scala -i "$1" -- "$2" -e "" 2> /dev/null 1> /dev/null)  

    45 }

    46 

    47 function scala_assert_quick {

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

    49 }

    50 

    51 function scala_assert_long {

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

    53 }

    54 

    55 function scala_assert_elong {

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

    57 }

    58 

    59 # purity test

    60 

    61 

    62 function scala_vars {

    63    (egrep '\bvar\b|\breturn\b|\.par\.|\.par |ListBuffer|AtomicInteger|mutable|util.control|new Array' c$out 2> /dev/null 1> /dev/null)

    64 }

    65 

    66 

    67 # compilation test

    68 

    69 echo -e "knight1.scala runs?" | tee -a $out

    70 

    71 if (scala_compile knight1.scala)

    72 then

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

    74     tsts=$(( 0 ))

    75 else

    76     echo -e "  --> SCALA DID NOT RUN KNIGHT1.SCALA\n" | tee -a $out

    77     tsts=$(( 1 )) 

    78 fi

    79 

    80 

    81 # knights1: purity test

    82 if  [ $tsts -eq 0 ]

    83   then   

    84   echo -e "knight1.scala does not contain VARS, RETURNS etc?" | tee -a $out

    85 

    86   if (scala_vars knight1.scala)

    87   then

    88      echo -e "  --> FAIL\n" | tee -a $out

    89      tsts=$(( 1 ))

    90   else

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

    92      tsts=$(( 0 )) 

    93   fi

    94 else

    95   tsts=$(( 1 ))  

    96 fi

    97 

    98 echo >> $out

    99 

   100 ### knight1 test

   101 

   102 if [ $tsts -eq 0 ]

   103 then

   104     echo " is_legal(8, Nil, (3, 4)) == true " | tee -a $out

   105     echo " is_legal(8, List((4, 1), (1, 0)), (4, 1)) == false " | tee -a $out

   106     echo " is_legal(2, Nil, (0, 0)) == true" | tee -a $out                          

   107 

   108     if (scala_assert "knight1.scala" "knight1_test1.scala")

   109     then

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

   111 	marks=$(( marks + 1.0 ))

   112     else

   113         echo -e "  --> \n ONE TEST FAILED\n"| tee -a $out

   114     fi

   115 fi

   116 

   117 ### knight2 test

   118 

   119 if [ $tsts -eq 0 ]

   120 then

   121   echo " legal_moves(8, Nil, (2,2)) == List((3,4), (4,3), (4,1), (3,0), (1,0), (0,1), (0,3), (1,4))" | tee -a $out

   122   echo " legal_moves(8, Nil, (7,7)) == List((6,5), (5,6))" | tee -a $out

   123   echo " legal_moves(8, List((4,1), (1,0)), (2,2)) == List((3,4), (4,3), (3,0), (0,1), (0,3), (1,4))" | tee -a $out

   124   echo " legal_moves(8, Nil, (0,1)) == List((1,3), (2,2), (2,0))" | tee -a $out

   125   echo " legal_moves(8, List((6,6)), (7,7)) == List((6,5), (5,6))" | tee -a $out

   126   echo " legal_moves(1, Nil, (0,0)) == Nil" | tee -a $out

   127   echo " legal_moves(2, Nil, (0,0)) == Nil" | tee -a $out

   128   echo " legal_moves(3, Nil, (0,0)) == List((1,2), (2,1))" | tee -a $out

   129   

   130   if (scala_assert "knight1.scala" "knight1_test2.scala")

   131   then

   132      echo -e "  --> success\n" | tee -a $out

   133      marks=$(( marks + 1 ))

   134   else

   135      echo -e "  --> ONE TEST FAILED\n" | tee -a $out

   136   fi

   137 fi

   138 

   139 

   140 ### knight3 test

   141 

   142 if [ $tsts -eq 0 ]

   143 then

   144   echo " count_tours from every position on the board 1 - 4 (0.5% marks)" | tee -a $out

   145   echo " dim = 1: 1" | tee -a $out

   146   echo "       2: 0,0,0,0" | tee -a $out

   147   echo "       3: 0,0,0,0,0,0,0,0,0" | tee -a $out

   148   echo "       4: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0" | tee -a $out

   149   START=$(date +%s)

   150   

   151   if (scala_assert_thirty "knight1.scala" "knight1_test3a.scala") 

   152   then

   153      END=$(date +%s)

   154      DIFF=$(( $END - $START ))

   155      #echo " This test ran for $DIFF seconds." | tee -a $out  

   156      echo -e "  --> success\n" | tee -a $out

   157      marks=$(( marks + 0.5 ))

   158   else

   159      END=$(date +%s)

   160      DIFF=$(( $END - $START ))

   161      echo " This test ran for $DIFF seconds." | tee -a $out 

   162      echo -e "  --> ONE TEST FAILED\n" | tee -a $out

   163   fi

   164 fi

   165 

   166 

   167 

   168 if [ $tsts -eq 0 ]

   169 then

   170   echo " count_tours from every position on the board of dim 5 for the first 3 rows (0.5% marks)" | tee -a $out

   171   echo " dim = 5: 304,0,56,0,304,0,56,0,56,0,56,0,64,0,56)" | tee -a $out

   172   START=$(date +%s)

   173   

   174   if (scala_assert_thirty "knight1.scala" "knight1_test3b.scala") 

   175   then

   176      END=$(date +%s)

   177      DIFF=$(( $END - $START ))

   178      #echo " This test ran for $DIFF seconds." | tee -a $out  

   179      echo -e "  --> success\n" | tee -a $out

   180      marks=$(( marks + 0.5 ))

   181   else

   182      END=$(date +%s)

   183      DIFF=$(( $END - $START ))

   184      echo " This test ran for $DIFF seconds." | tee -a $out 

   185      echo -e "  --> ONE TEST FAILED\n" | tee -a $out

   186   fi

   187 fi

   188 

   189 

   190 

   191 if [ $tsts -eq 0 ]

   192 then

   193   echo " enum_tours(5, List((0,2)) ) => 56 tours? and all correct?" | tee -a $out

   194   echo " enum_tours(5, List((0,0)) ) => 304 tours? and all correct?" | tee -a $out

   195   START=$(date +%s)

   196   

   197   if (scala_assert_thirty "knight1.scala" "knight1_test3c.scala") 

   198   then

   199      END=$(date +%s)

   200      DIFF=$(( $END - $START ))

   201      #echo " This test ran for $DIFF seconds." | tee -a $out 

   202      echo -e "  --> success\n" | tee -a $out

   203      marks=$(( marks + 1.0 ))

   204   else

   205      END=$(date +%s)

   206      DIFF=$(( $END - $START ))

   207      echo " This test ran for $DIFF seconds." | tee -a $out 

   208      echo -e "  --> \n ONE TEST FAILED\n" | tee -a $out

   209   fi

   210 fi

   211 

   212 

   213 ## final marks

   214 echo -e "Overall mark for the Preliminary Part 4 (Scala)" | tee -a $out

   215 printf " %0.1f\n" $marks | tee -a $out

   216 

   217 

   218