#!/bin/zsh+ −
+ −
# to make the script fail safely+ −
set -euo pipefail+ −
+ −
+ −
out=${1:-output}+ −
+ −
echo "" > $out+ −
+ −
echo `date` >> $out+ −
echo -e "Below is the feedback and provisional marks for your submission" >> $out+ −
echo -e "for the Preliminary Part of Part 2 (Scala). Please note all marks are provisional until" >> $out+ −
echo -e "ratified by the assessment board -- this is not an official" >> $out+ −
echo -e "results transcript." >> $out+ −
echo -e "" >> $out+ −
+ −
echo -e "Below is the feedback for your submission docdiff.scala" >> $out+ −
echo -e "" >> $out+ −
+ −
# marks for CW7 preliminary part+ −
marks=$(( 0.0 ))+ −
+ −
+ −
# compilation tests+ −
+ −
function scala_compile {+ −
(ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -Xprint:parser "$1" 2> c$out 1> c$out)+ −
}+ −
+ −
# functional tests+ −
+ −
function scala_assert {+ −
(ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" -- "$2" -e "" 2> /dev/null 1> /dev/null)+ −
}+ −
+ −
# purity test+ −
+ −
function scala_vars {+ −
(egrep '\bvar\b|\breturn\b|\.par\.|\.par |ListBuffer|AtomicInteger|mutable|util.control|new Array' c$out 2> /dev/null 1> /dev/null)+ −
}+ −
+ −
+ −
### compilation test+ −
+ −
echo -e "docdiff.scala runs?" | tee -a $out+ −
+ −
if (scala_compile docdiff.scala)+ −
then+ −
echo -e " --> success" | tee -a $out+ −
tsts=$(( 0 ))+ −
else+ −
echo -e " --> SCALA DID NOT RUN docdiff.scala\n" | tee -a $out+ −
tsts=$(( 1 )) + −
fi+ −
+ −
+ −
# var, .par return, ListBuffer test+ −
#+ −
+ −
if [ $tsts -eq 0 ]+ −
then + −
echo -e "docdiff.scala does not contain VARS, RETURNS etc?" | tee -a $out+ −
+ −
if (scala_vars docdiff.scala)+ −
then+ −
echo -e " --> test failed\n" | tee -a $out + −
tsts=$(( 1 ))+ −
else+ −
echo -e " --> success" | tee -a $out+ −
tsts=$(( 0 )) + −
fi+ −
else+ −
tsts=$(( 1 )) + −
fi + −
+ −
echo >> $out+ −
+ −
+ −
### docdiff clean tests+ −
+ −
if [ $tsts -eq 0 ]+ −
then+ −
echo -e "docdiff.scala tests:" | tee -a $out+ −
echo -e " clean(\"ab a abc\") == List(\"ab\", \"a\", \"abc\")" | tee -a $out+ −
echo -e " clean(\"ab*a abc1\") == List(\"ab\", \"a\", \"abc1\")" | tee -a $out+ −
+ −
if (scala_assert "docdiff.scala" "docdiff_test1.scala")+ −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 0.5 ))+ −
else+ −
echo -e " --> ONE OF THE TESTS FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
### docdiff occurrences tests+ −
+ −
if [ $tsts -eq 0 ]+ −
then+ −
echo -e " occurrences(List(\"a\", \"b\", \"b\", \"c\", \"d\")) == " | tee -a $out+ −
echo -e " Map(\"a\" -> 1, \"b\" -> 2, \"c\" -> 1, \"d\" -> 1)" | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " occurrences(List(\"d\", \"b\", \"d\", \"b\", \"d\")) == " | tee -a $out+ −
echo -e " Map(\"d\" -> 3, \"b\" -> 2)" | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " occurrences(Nil) == Map() " | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " occurrences(List(\"b\", \"b\", \"b\", \"b\", \"b\")) == Map(\"b\" -> 5)" | tee -a $out+ −
+ −
if (scala_assert "docdiff.scala" "docdiff_test2.scala") + −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1.0 ))+ −
else+ −
echo -e " --> ONE OF THE TESTS FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
### docdiff prod tests+ −
+ −
if [ $tsts -eq 0 ]+ −
then+ −
echo -e " val l1 = List(\"a\", \"b\", \"b\", \"c\", \"d\")" | tee -a $out+ −
echo -e " val l2 = List(\"d\", \"b\", \"d\", \"b\", \"d\")" | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " prod(l1, l2) == 7 " | tee -a $out+ −
echo -e " prod(l1, l1) == 7 " | tee -a $out+ −
echo -e " prod(l2, l2) == 13 " | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " val l3 = List(\"1\", \"2\", \"3\", \"4\", \"5\")" | tee -a $out+ −
echo -e " prod(l1, l3) == 0 " | tee -a $out+ −
+ −
if (scala_assert "docdiff.scala" "docdiff_test3.scala") + −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 1.0 ))+ −
else+ −
echo -e " --> ONE OF THE TESTS FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
### docdiff overlap tests+ −
+ −
if [ $tsts -eq 0 ]+ −
then+ −
echo -e " val l1 = List(\"a\", \"b\", \"b\", \"c\", \"d\")" | tee -a $out+ −
echo -e " val l2 = List(\"d\", \"b\", \"d\", \"b\", \"d\")" | tee -a $out+ −
echo -e " " | tee -a $out+ −
echo -e " overlap(l1, l2) == 0.5384615384615384 " | tee -a $out+ −
echo -e " overlap(l1, l1) == 1.0 " | tee -a $out+ −
echo -e " overlap(l2, l2) == 1.0 " | tee -a $out+ −
+ −
if (scala_assert "docdiff.scala" "docdiff_test4.scala") + −
then+ −
echo -e " --> success" | tee -a $out+ −
marks=$(( marks + 0.5 ))+ −
else+ −
echo -e " --> ONE OF THE TESTS FAILED\n" | tee -a $out+ −
fi+ −
fi+ −
+ −
+ −
## final marks+ −
echo -e "Overall mark for the Preliminary Part 2 (Scala)" | tee -a $out+ −
printf " %0.1f\n" $marks | tee -a $out+ −
+ −
+ −
#echo -e " $marks" | tee -a $out+ −
+ −