diff -r c5f89ee12d25 -r 3a9acfc6106b marking3/knight2_test.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/marking3/knight2_test.sh	Tue Feb 04 14:15:42 2020 +0000
@@ -0,0 +1,275 @@
+#!/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 -nc "$1" 2> /dev/null 1> /dev/null)
+}
+
+# functional tests
+
+function 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 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 "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" | 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