#!/bin/bash+ −
+ −
# to make the script fail safely+ −
set -euo pipefail+ −
+ −
+ −
out=${1:-output}+ −
+ −
echo "" > $out+ −
+ −
echo "Below is the feedback and provisional marks for your submission" >> $out+ −
echo "for core assignment 8. 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 "" >> $out+ −
+ −
# marks for core CW8+ −
marks=$(( 0 ))+ −
+ −
# compilation tests+ −
+ −
function scala_compile {+ −
(ulimit -t 30; JAVA_OPTS="-Xmx1g" scala "$1" 2>> $out 1>> $out)+ −
}+ −
+ −
# functional tests+ −
+ −
function scala_assert {+ −
(ulimit -t 40; JAVA_OPTS="-Xmx1g" scala -i "$1" -- "$2" 2> /dev/null 1> /dev/null)+ −
}+ −
+ −
function scala_assert_long {+ −
(ulimit -t 60; JAVA_OPTS="-Xmx1g" scala -i "$1" -- "$2" 2> /dev/null 1> /dev/null)+ −
}+ −
+ −
#function scala_assert_elong {+ −
# (ulimit -t 90; JAVA_OPTS="-Xmx1g" scala -i "$1" -- "$2" 2> /dev/null 1> /dev/null)+ −
#}+ −
+ −
# purity test+ −
+ −
function scala_vars {+ −
(egrep '\bvar\b|\breturn\b|\.par|ListBuffer|mutable|new Array' "$1" 2> /dev/null 1> /dev/null)+ −
}+ −
+ −
# knights1: purity test+ −
+ −
echo -e "knight1.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out+ −
+ −
if (scala_vars knight1.scala)+ −
then+ −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
tsts0=$(( 1 ))+ −
else+ −
echo -e " --> success" | tee -a $out+ −
tsts0=$(( 0 )) + −
fi+ −
+ −
+ −
# compilation test+ −
+ −
if [ $tsts0 -eq 0 ]+ −
then + −
echo -e "knight1.scala runs?" | tee -a $out+ −
+ −
if (scala_compile knight1.scala)+ −
then+ −
echo -e " --> success " | tee -a $out+ −
tsts1=$(( 0 ))+ −
else+ −
echo -e " --> SCALA DID NOT RUN knight1.scala\n" | tee -a $out+ −
tsts1=$(( 1 )) + −
fi+ −
else+ −
tsts1=$(( 1 )) + −
fi+ −
+ −
+ −
### knight4 test+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " Let f = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None " | tee -a $out+ −
echo -e " first(List((1,0),(2,0),(3,0),(4,0)), f) == Some(List((4,0)))" | tee -a $out+ −
echo -e " first(List((1,0),(2,0),(3,0)), f) == None" | tee -a $out + −
+ −
if (scala_assert "knight1.scala" "knight1_test4.scala") + −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
### knight5 test+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " is first_tour(6, List((0, 0))) ok? " | tee -a $out+ −
echo -e " is first_tour(4, List((0, 0))) == None " | tee -a $out+ −
START=$(date +%s)+ −
+ −
if (scala_assert_long "knight1.scala" "knight1_test5.scala") + −
then+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out + −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out + −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
+ −
+ −
# knights2: purity test+ −
#+ −
echo "knight2.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out+ −
+ −
+ −
if (scala_vars knight2.scala)+ −
then+ −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
tsts0=$(( 1 ))+ −
else+ −
echo -e " --> success" | tee -a $out+ −
tsts0=$(( 0 )) + −
fi+ −
+ −
+ −
# compilation test+ −
if [ $tsts0 -eq 0 ]+ −
then + −
echo "knight2.scala runs?" | tee -a $out+ −
+ −
if (scala_compile knight2.scala)+ −
then+ −
echo -e " --> success" | tee -a $out+ −
tsts1=$(( 0 ))+ −
else+ −
echo -e " --> SCALA DID NOT RUN knight2.scala\n" | tee -a $out+ −
tsts1=$(( 1 )) + −
fi+ −
else+ −
tsts1=$(( 1 )) + −
fi+ −
+ −
# ordered move test+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " ordered_moves(8, List((3,4), (3,2)), (1,3)) == List((0,1), (0,5), (2,1), (2,5))" | tee -a $out+ −
echo -e " ordered_moves(8, List((4,0)), (0,0)) == List((2,1), (1,2))" | tee -a $out+ −
echo -e " ordered_moves(8, List((0,4)), (0,0)) == List((1,2), (2,1))" | tee -a $out+ −
+ −
if (scala_assert "knight2.scala" "knight2_test6.scala")+ −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
+ −
# first-closed-tour test+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " first_closed_tour_heuristics(6, List((3,3))) found and correct?" | tee -a $out+ −
START=$(date +%s)+ −
+ −
if (scala_assert "knight2.scala" "knight2_test7.scala")+ −
then+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out + −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out + −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
+ −
# first-tour test+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " first_tour_heuristics(8, List((0,0))) found and correct?" | tee -a $out+ −
echo -e " first_tour_heuristics(30, List((0,0))) found and correct?" | tee -a $out+ −
START=$(date +%s)+ −
+ −
if (scala_assert_long "knight2.scala" "knight2_test8.scala")+ −
then+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out+ −
echo -e " --> TEST FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
+ −
+ −
# knights3: purity test+ −
#+ −
echo -e "knight3.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out+ −
+ −
+ −
if (scala_vars knight3.scala)+ −
then+ −
echo " --> TEST FAILED\n" | tee -a $out+ −
tsts0=$(( 1 ))+ −
else+ −
echo " --> success" | tee -a $out+ −
tsts0=$(( 0 )) + −
fi+ −
+ −
# compilation test+ −
if [ $tsts0 -eq 0 ]+ −
then + −
echo "knight3.scala runs?" | tee -a $out+ −
+ −
if (scala_compile knight3.scala)+ −
then+ −
echo " --> success" | tee -a $out+ −
tsts1=$(( 0 ))+ −
else+ −
echo -e " --> SCALA DID NOT RUN knight3.scala\n" | tee -a $out + −
tsts1=$(( 1 )) + −
fi+ −
else+ −
tsts1=$(( 1 )) + −
fi+ −
+ −
+ −
if [ $tsts1 -eq 0 ]+ −
then+ −
echo -e " tour_on_mega_board(70, List((0,0))) found and correct?" | tee -a $out+ −
START=$(date +%s)+ −
+ −
if (scala_assert_long "knight3.scala" "knight3_test9.scala")+ −
then+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1 ))+ −
else+ −
END=$(date +%s)+ −
DIFF=$(( $END - $START ))+ −
echo " It took $DIFF seconds" | tee -a $out+ −
echo -e " --> TEST FAILED\n" | tee -a $out + −
fi+ −
fi+ −
+ −
+ −
## final marks+ −
echo -e "" >> $out+ −
echo -e "Overall mark for CW 8 Core Part" | tee -a $out+ −
echo -e "$marks" | tee -a $out+ −