diff -r bc131735c940 -r 438459a8e48b testing4/bf_test.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing4/bf_test.sh	Thu Nov 22 17:35:30 2018 +0000
@@ -0,0 +1,120 @@
+#!/bin/bash
+set -e
+
+out=${1:-output}
+
+echo "" > $out
+
+echo "Below is the feedback for your submission of CW 8, Part 2." >> $out
+echo "" >> $out
+
+
+# compilation tests
+
+function scala_compile {
+  (ulimit -t 30 -m 1024000 ; scala "$1" 2>> $out 1>> $out) 
+}
+
+# functional tests
+
+function scala_assert {
+  (ulimit -t 30 -m 1024000 ; 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)
+}
+
+
+# var, return, ListBuffer test
+#
+echo "bf.scala does not contain vars, returns etc?" >> $out
+
+if (scala_vars bf.scala)
+then
+  echo "  --> fail" >> $out
+  tsts0=$(( 1 ))
+else
+  echo "  --> success" >> $out
+  tsts0=$(( 0 )) 
+fi
+
+
+# compilation test
+if  [ $tsts0 -eq 0 ]
+then    
+  echo "bf.scala runs?" >> $out
+
+  if (scala_compile bf.scala)
+  then
+    echo "  --> success" >> $out
+    tsts1=$(( 0 ))
+  else
+    echo "  --> scala bf.scala did not run successfully" >> $out
+    tsts1=$(( 1 )) 
+  fi
+else
+  tsts1=$(( 1 ))     
+fi
+
+
+
+if [ $tsts1 -eq 0 ]
+then
+  echo " sread(Map(), 2) == 0" >> $out
+  echo " sread(Map(2 -> 1), 2) == 1" >> $out  
+  echo " write(Map(), 1, 2) == Map(1 -> 2)" >> $out
+  echo " write(Map(1 -> 0), 1, 2) == Map(1 -> 2)" >> $out
+  
+  if (scala_assert "bf.scala" "bf1a_test.scala")
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> test failed" >> $out
+  fi
+fi
+
+
+
+if [ $tsts1 -eq 0 ]
+then
+    echo " jumpRight(\"[******]***\", 1, 0) == 8" >> $out
+    echo " jumpRight(\"[**[*]*]***\", 1, 0) == 8" >> $out
+    echo " jumpRight(\"[**[*]*]***\", 1, 0) == 8" >> $out
+    echo " jumpRight(\"[**[***]***\", 1, 0) == 11" >> $out
+    echo " jumpRight(\"[*[][]*]***\", 1, 0) == 8" >> $out
+    echo " jumpLeft(\"[******]***\", 6, 0) == 1" >> $out
+    echo " jumpLeft(\"[******]***\", 7, 0) == -1" >> $out
+    echo " jumpLeft(\"[*[][]*]***\", 6, 0) == 1" >> $out
+  
+  if (scala_assert "bf.scala" "bf1b_test.scala")
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> test failed" >> $out
+  fi
+fi
+
+
+
+if [ $tsts1 -eq 0 ]
+then
+  echo " start(\"[-]\", Map(0 -> 100)) == Map(0 -> 0)" >> $out
+  echo " start(\"[->+<]\", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10)" >> $out
+  echo " start(\"[>>+>>+<<<<-]\", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42)" >> $out
+  echo " start({{hello world prg 1}}, Map()) == " >> $out
+  echo "        Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87)" >> $out
+
+  if (scala_assert "bf.scala" "bf1c_test.scala")
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> test failed" >> $out
+  fi
+fi
+
+
+
+