diff -r a359976a6f3e -r 975d34506e88 testing3/testing3-bak/knight1_test.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing3/testing3-bak/knight1_test.sh	Fri Dec 14 14:41:54 2018 +0000
@@ -0,0 +1,206 @@
+#!/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 assignment 7 Part 1.  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
+
+echo "Below is the feedback for your submission of CW 7, Part 1." >> $out
+echo "" >> $out
+
+
+# marks for CW7 part 1
+marks=$(( 0 ))
+
+
+# compilation tests (used to be 30 secs)
+
+function scala_compile {
+  (ulimit -t 360; JAVA_OPTS="-Xmx1g" scala "$1" 2> /dev/null 1> /dev/null) 
+}
+
+# functional tests
+
+function scala_assert {
+  (ulimit -t 360; JAVA_OPTS="-Xmx1g" scala -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 "knight1.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out
+
+if (scala_vars knight1.scala)
+then
+  echo "  --> fail" | tee -a $out
+  tsts0=$(( 1 ))
+else
+  echo "  --> success" | tee -a $out
+  tsts0=$(( 0 )) 
+fi
+
+
+# compilation test
+
+if [ $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 )) 
+  fi
+else
+  tsts1=$(( 1 ))   
+fi
+
+### knight1a test
+
+if [ $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" "knight1a_test.scala")
+    then
+        echo "  --> success" | tee -a $out
+	marks=$(( marks + 1 ))
+    else
+        echo "  --> test failed" | tee -a $out
+    fi
+fi
+
+### knight1b test
+
+if [ $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" "knight1b_test.scala")
+  then
+     echo "  --> success" | tee -a $out
+     marks=$(( marks + 1 ))
+  else
+    echo "  --> test failed" | tee -a $out
+  fi
+fi
+
+
+### knight1c test
+
+if [ $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" >>  $out
+  echo "       3: 0,0,0,0,0,0,0,0,0" >>  $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
+  echo " enum_tours(5, List((0,2)) ) => 56 tours? and all correct?" | tee -a $out
+  
+  if (scala_assert "knight1.scala" "knight1c_test.scala") 
+  then
+     echo "  --> success" | tee -a $out
+     marks=$(( marks + 2 ))
+  else
+    echo "  --> test failed" | tee -a $out
+  fi
+fi
+
+
+# knights2: var test
+
+echo "knight2.scala does not contain vars, returns, Arrays, ListBuffers etc?" | tee -a $out
+
+if (scala_vars knight2.scala)
+then
+  echo "  --> fail" | tee -a $out
+  tsts0=$(( 1 ))
+else
+  echo "  --> 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 "  --> success" | tee -a $out
+    tsts1=$(( 0 ))
+  else
+    echo "  --> scala did not run knight2.scala" | tee -a $out
+    tsts1=$(( 1 )) 
+  fi
+else
+  tsts1=$(( 1 ))     
+fi
+
+### knight2a test
+
+if [ $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 "knight2.scala" "knight2a_test.scala") 
+  then
+    echo "  --> success" | tee -a $out
+    marks=$(( marks + 1 ))
+  else
+    echo "  --> test failed" | tee -a $out
+  fi
+fi
+
+
+### knight2b test
+
+if [ $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 (scala_assert "knight2.scala" "knight2b_test.scala") 
+  then
+     echo "  --> success" | tee -a $out
+     marks=$(( marks + 2 ))
+  else
+    echo "  --> test failed" | tee -a $out
+  fi
+fi
+
+
+## final marks
+echo "Overall mark for Part 1" | tee -a $out
+echo "$marks" | tee -a $out
+
+