#!/bin/bash# to make the script fail safelyset -euo pipefailout=${1:-output}echo "" > $outecho "Below is the feedback and provisional marks for your submission" >> $outecho "for assignment 8 Part 1. Please note all marks are provisional until" >> $outecho "ratified by the assessment board -- this is not an official" >> $outecho "results transcript." >> $outecho "" >> $out# marks for CW8 part 1marks=$(( 0 ))# compilation tests (used to be 30 secs)function scala_compile { (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc "$1" 2> /dev/null 1> /dev/null) }# functional testsfunction scala_assert { (ulimit -t 30; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "") #2> /dev/null 1> /dev/null)}function scala_assert_long { (ulimit -t 60; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "") #2> /dev/null 1> /dev/null)}function scala_assert_elong { (ulimit -t 90; JAVA_OPTS="-Xmx1g" scala -nc -i "$1" "$2" -e "") #2> /dev/null 1> /dev/null)}# purity testfunction scala_vars { (egrep '\bvar\b|\breturn\b|\.par|ListBuffer|mutable|new Array' "$1" 2> /dev/null 1> /dev/null)}# knights1: purity testecho "knight1.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $outif (scala_vars knight1.scala)then echo " --> fail" | tee -a $out tsts0=$(( 1 ))else echo " --> success" | tee -a $out tsts0=$(( 0 )) fi# compilation testif [ $tsts0 -eq 0 ]then echo "knight1.scala runs?" | tee -a $out if (scala_compile knight1.scala) then echo " --> success " | tee -a $out tsts1=$(( 0 )) else echo " --> scala did not run knight1.scala" | tee -a $out tsts1=$(( 1 )) fielse tsts1=$(( 1 )) fi### knight1 testif [ $tsts1 -eq 0 ]then echo " is_legal(8, Nil, (3, 4)) == true " | tee -a $out echo " is_legal(8, List((4, 1), (1, 0)), (4, 1)) == false " | tee -a $out echo " is_legal(2, Nil, (0, 0)) == true" | tee -a $out if (scala_assert "knight1.scala" "knight1_test1.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifi### knight2 testif [ $tsts1 -eq 0 ]then 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 echo " legal_moves(8, Nil, (7,7)) == List((6,5), (5,6))" | tee -a $out 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 echo " legal_moves(8, List((6,6)), (7,7)) == List((6,5), (5,6))" | tee -a $out echo " legal_moves(1, Nil, (0,0)) == Nil" | tee -a $out echo " legal_moves(2, Nil, (0,0)) == Nil" | tee -a $out echo " legal_moves(3, Nil, (0,0)) == List((1,2), (2,1))" | tee -a $out if (scala_assert "knight1.scala" "knight1_test2.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifi### knight3 testif [ $tsts1 -eq 0 ]then echo " all_tours from every position on the board" | tee -a $out echo " dim = 1: 1" | tee -a $out echo " 2: 0,0,0,0" | tee -a $out echo " 3: 0,0,0,0,0,0,0,0,0" | tee -a $out echo " 4: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0" | tee -a $out echo " 5: 304,0,56,0,304,0,56,0,56,0,56,0,64,0,56,0,56,0,56,0,304,0,56,0,304" | tee -a $out if (time scala_assert_elong "knight1.scala" "knight1_test3a.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifiif [ $tsts1 -eq 0 ]then echo " enum_tours(5, List((0,2)) ) => 56 tours? and all correct?" | tee -a $out if (time scala_assert "knight1.scala" "knight1_test3b.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifi### knight4 testif [ $tsts1 -eq 0 ]then echo " val f = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None " | tee -a $out echo " first(List((1,0),(2,0),(3,0),(4,0)), f) == Some(List((4,0)))" | tee -a $out echo " first(List((1,0),(2,0),(3,0)), f) == None" | tee -a $out if (scala_assert "knight1.scala" "knight1_test4.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifi### knight5 testif [ $tsts1 -eq 0 ]then echo " is first_tour(8, List((0, 0))) ok? " | tee -a $out echo " is first_tour(4, List((0, 0))) == None " | tee -a $out if (time scala_assert_long "knight1.scala" "knight1_test5.scala") then echo " --> success" | tee -a $out marks=$(( marks + 1 )) else echo " --> test failed" | tee -a $out fifi## final marksecho "Overall mark for Part 1" | tee -a $outecho "$marks" | tee -a $out