diff -r 048fc6b70776 -r e776db3c808b main_marking5/bf_test.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main_marking5/bf_test.sh	Sun Jan 31 03:24:32 2021 +0000
@@ -0,0 +1,315 @@
+#!/bin/bash
+
+# to make the script fail safely
+set -euo pipefail
+
+
+out=${1:-output}
+
+echo -e "" > $out
+
+echo -e `date` >> $out
+echo -e  "" >> $out
+echo -e "Below is the feedback and provisional marks for your submission" >> $out
+echo -e "for Part 5 (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 "" >> $out
+
+# marks for CW10 part 1
+marks=$(( 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 -i "$1" -- "$2" -e "" 2> /dev/null 1> /dev/null)
+}
+
+function scala_assert_thirty {
+  (ulimit -t 40; JAVA_OPTS="-Xmx1g" scala -i "$1" -- "$2" -e "" 2> /dev/null 1> /dev/null)  
+}
+
+# purity test
+
+function scala_vars {
+   (egrep '\bvar\b|\breturn\b|\.par\.|\.par |ListBuffer|AtomicInteger|mutable|util.control|new Array' c$out 2> /dev/null 1> /dev/null)
+}
+
+
+
+echo -e "" >> $out
+echo -e "Below is the feedback for your submission of bf.scala" >> $out
+echo -e "" >> $out
+
+# compilation test
+echo -e "bf.scala runs?" | tee -a $out
+
+if (scala_compile bf.scala)
+then
+    echo -e "  --> success" | tee -a $out
+    tsts=$(( 0 ))
+else
+    echo -e "  --> SCALA DID NOT RUN bf.scala\n" | tee -a $out
+    tsts=$(( 1 )) 
+fi
+
+
+# var, return, ListBuffer test
+#
+if  [ $tsts -eq 0 ]
+then   
+    echo -e "bf.scala does not contain VARS, RETURNS etc?" | tee -a $out
+
+    if (scala_vars bf.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    
+
+
+
+### bf1 test
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " load_bff(\"benchmark.bf\").length == 188" | tee -a $out
+  echo -e " load_bff(\"foobar.bf\") == \"\"" | tee -a $out  
+   
+  if (scala_assert "bf.scala" "bf_test1.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+
+### bf2 test
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " sread(Map(), 2) == 0" | tee -a $out
+  echo -e " sread(Map(2 -> 1), 2) == 1" | tee -a $out  
+  echo -e " write(Map(), 1, 2) == Map(1 -> 2)" | tee -a $out
+  echo -e " write(Map(1 -> 0), 1, 2) == Map(1 -> 2)" | tee -a $out
+  
+  if (scala_assert "bf.scala" "bf_test2.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+### bf3 test
+
+if [ $tsts -eq 0 ]
+then
+    echo -e " jumpRight(\"[xxxxxx]xxx\", 1, 0) == 8" | tee -a $out
+    echo -e " jumpRight(\"[xx[x]x]xxx\", 1, 0) == 8" | tee -a $out
+    echo -e " jumpRight(\"[xx[x]x]xxx\", 1, 0) == 8" | tee -a $out
+    echo -e " jumpRight(\"[xx[xxx]xxx\", 1, 0) == 11" | tee -a $out
+    echo -e " jumpRight(\"[x[][]x]xxx\", 1, 0) == 8" | tee -a $out
+    echo -e " jumpLeft(\"[xxxxxx]xxx\", 6, 0) == 1" | tee -a $out
+    echo -e " jumpLeft(\"[xxxxxx]xxx\", 7, 0) == -1" | tee -a $out
+    echo -e " jumpLeft(\"[x[][]x]xxx\", 6, 0) == 1" | tee -a $out
+  
+  if (scala_assert "bf.scala" "bf_test3.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 2 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " run(\"[-]\", Map(0 -> 100)) == Map(0 -> 0)" | tee -a $out
+  echo -e " run(\"[->+<]\", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10)" | tee -a $out
+  echo -e " run(\"[>>+>>+<<<<-]\", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42)" | tee -a $out
+  echo -e " run(\"++++++++++#>+***#\") == Map(0 -> 10, 1 -> 1000)" | tee -a $out
+  echo -e " run(\"+++>+@+@+@+@+@\") == Map(0 -> 3, 1 -> 7, 4 -> 3, 5 -> 3, 6 -> 3, 7 -> 3)" | tee -a $out
+  
+  echo -e " run(\"\"\"+++++[->++++++++++<]>--<+++[->>++++++++++" | tee -a $out
+  echo -e "        <<]>>++<<----------[+>.>.<+<]\"\"\") == Map(0 -> 0, 1 -> 58, 2 -> 32)" | tee -a $out
+  echo -e " val hello = \"\"\"++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---." | tee -a $out
+  echo -e "               +++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.\"\"\"" | tee -a $out
+  echo -e " run(hello, Map()) == " | tee -a $out
+  echo -e "       Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87)" | tee -a $out
+  
+  if (scala_assert "bf.scala" "bf_test4.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+sleep 10
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " val bench_small = \"\"\">+[<+++++++++++++>-]<[[>+>+<<-]>[<+>-]++++++++" | tee -a $out
+  echo -e "  [>++++++++<-]>.[-]<<>++++++++++[>++++++++++[>++" | tee -a $out
+  echo -e "  ++++++++[>++++++++++[>++++++++++[>++++++++++[>+" | tee -a $out
+  echo -e "  +++++++++[-]<-]<-]<-]<-]<-]<-]<-]++++++++++.\"\"\"" | tee -a $out
+  echo -e " run(bench_small, Map()) == " | tee -a $out
+  echo -e "       Map(0 -> 10, 5 -> 0, 1 -> 0, 6 -> 0, 2 -> 0, 7 -> 0, 3 -> 0, 4 -> 0)" | tee -a $out
+  START=$(date +%s)
+  
+  if (scala_assert_thirty "bf.scala" "bf_test4b.scala")
+  then
+      END=$(date +%s)
+      DIFF=$(( $END - $START ))
+      echo -e "  This test ran for $DIFF seconds" | tee -a $out  
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      END=$(date +%s)
+      DIFF=$(( $END - $START ))
+      echo -e "  This test ran for $DIFF seconds" | tee -a $out  
+      echo -e "  --> TEST FAILED\n" | tee -a $out
+  fi
+fi
+
+sleep 10
+
+echo -e "" >> $out
+echo -e "Below is the feedback for your submission of bfc.scala" >> $out
+echo -e "" >> $out
+
+
+# compilation test
+echo "bfc.scala runs?" | tee -a $out
+
+if (scala_compile bfc.scala)
+then
+    echo -e "  --> success" | tee -a $out
+    tsts=$(( 0 ))
+else
+    echo -e "  --> SCALA DID NOT RUN bfc.scala\n" | tee -a $out
+    tsts=$(( 1 )) 
+fi
+
+# var, return, ListBuffer test
+#
+
+if [ $tsts -eq 0 ]
+then 
+    echo "bfc.scala does not contain VARS, RETURNS etc?" | tee -a $out
+
+    if (scala_vars bfc.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
+
+
+### bfc5 test
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " val p1 = \"\"\"+++++[->++++++++++<]>--<+++[->>++++++++++<<]>>++<<----------[+>.>.<+<]\"\"\"" | tee -a $out
+  echo -e " jtable(p1) == Map(69 -> 61, 5 -> 20, 60 -> 70, 27 -> 44, 43 -> 28, 19 -> 6)" | tee -a $out  
+  echo -e " val p2 = \"\"\"++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.\"\"\"" | tee -a $out
+  echo -e " jtable(p2) == Map(14 -> 34, 33 -> 15, 45 -> 44, 48 -> 9, 43 -> 46, 8 -> 49)" | tee -a $out
+  echo -e " run2(\"[-]\", Map(0 -> 100)) == Map(0 -> 0)" | tee -a $out
+  echo -e " run2(\"[->+<]\", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10)" | tee -a $out
+  echo -e " run2(\"[>>+>>+<<<<-]\", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42)" | tee -a $out
+  echo -e " run2(\"\"\"+++++[->++++++++++<]>--<+++[->>++++++++++" | tee -a $out
+  echo -e "        <<]>>++<<----------[+>.>.<+<]\"\"\") == Map(0 -> 0, 1 -> 58, 2 -> 32)" | tee -a $out
+  echo -e " val hello = \"\"\"++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---." | tee -a $out
+  echo -e "               +++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.\"\"\"" | tee -a $out
+  echo -e " run2(hello, Map()) == " | tee -a $out
+  echo -e "       Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87)" | tee -a $out
+  
+  if (scala_assert "bfc.scala" "bf_test5.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+
+### bfc6 test
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " optimise(load_bff(\"benchmark.bf\")).length == 181" | tee -a $out
+  echo -e " optimise(load_bff(\"mandelbrot.bf\")).length == 11203" | tee -a $out  
+  echo -e " run3(\"[-]\", Map(0 -> 100)) == Map(0 -> 0)" | tee -a $out
+  echo -e " run3(\"[->+<]\", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10)" | tee -a $out
+  echo -e " run3(\"[>>+>>+<<<<-]\", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42)" | tee -a $out
+  echo -e " run3(\"\"\"+++++[->++++++++++<]>--<+++[->>++++++++++" | tee -a $out
+  echo -e "        <<]>>++<<----------[+>.>.<+<]\"\"\") == Map(0 -> 0, 1 -> 58, 2 -> 32)" | tee -a $out
+  echo -e " val hello = \"\"\"++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---." | tee -a $out
+  echo -e "               +++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.\"\"\"" | tee -a $out
+  echo -e " run3(hello, Map()) == " | tee -a $out
+  echo -e "       Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87)" | tee -a $out
+  
+  if (scala_assert "bfc.scala" "bf_test6.scala")
+  then
+      echo -e "  --> success" | tee -a $out
+      marks=$(( marks + 1 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+### bfc7 test
+
+if [ $tsts -eq 0 ]
+then
+  echo -e " combine(optimise(load_bff(\"benchmark.bf\"))).length == 134" | tee -a $out
+  echo -e " combine(optimise(load_bff(\"mandelbrot.bf\"))).length == 6509" | tee -a $out
+  echo -e " run4(\"[-]\", Map(0 -> 100)) == Map(0 -> 0)" | tee -a $out
+  echo -e " run4(\"[->+<]\", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10)" | tee -a $out
+  echo -e " run4(\"[>>+>>+<<<<-]\", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42)" | tee -a $out
+  echo -e " run4(\"\"\"+++++[->++++++++++<]>--<+++[->>++++++++++" | tee -a $out
+  echo -e "        <<]>>++<<----------[+>.>.<+<]\"\"\") == Map(0 -> 0, 1 -> 58, 2 -> 32)" | tee -a $out
+  echo -e " val hello = \"\"\"++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---." | tee -a $out
+  echo -e "               +++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.\"\"\"" | tee -a $out
+  echo -e " run4(hello, Map()) == " | tee -a $out
+  echo -e "       Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87)" | tee -a $out
+  
+  if (scala_assert "bfc.scala" "bf_test7.scala")
+  then
+      echo -e "  --> success (+ 2%)" | tee -a $out
+      marks=$(( marks + 2 ))
+  else
+      echo -e "  --> ONE OF THE TESTS FAILED\n" | tee -a $out
+  fi
+fi
+
+
+## final marks
+echo -e "Overall mark for Part 5 (Scala)" | tee -a $out
+echo -e "$marks" | tee -a $out
+
+sleep 10