diff -r 11396c17cd8b -r 716042628398 testing1/alcohol_test.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing1/alcohol_test.sh	Tue Nov 14 13:14:47 2017 +0000
@@ -0,0 +1,114 @@
+#!/bin/bash
+
+# to make the script fail safely
+set -euo pipefail
+
+
+out=${1:-output}
+
+echo "" > $out
+
+echo "Below is the feedback for your submission for alcohol.scala" >> $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' "$1" 2> /dev/null 1> /dev/null)
+}
+
+
+# var, .par return, ListBuffer test
+#
+echo "alcohol.scala does not contain vars, returns etc?" >> $out
+
+if (scala_vars alcohol.scala)
+then
+  echo "  --> fail" >> $out
+  tsts0=$(( 1 ))
+else
+  echo "  --> success" >> $out
+  tsts0=$(( 0 )) 
+fi
+
+### compilation test
+
+
+if  [ $tsts0 -eq 0 ]
+then 
+  echo "alcohol.scala runs?" >> $out
+
+  if (scala_compile alcohol.scala)
+  then
+    echo "  --> success" >> $out
+    tsts=$(( 0 ))
+  else
+    echo "  --> scala did not run alcohol.scala" >> $out
+    tsts=$(( 1 )) 
+  fi
+else
+  tsts=$(( 1 ))     
+fi
+
+### alcohol tests
+
+if [ $tsts -eq 0 ]
+then
+  echo "get_csv tests:" >> $out
+  echo "  get_csv_page(url_alcohol).size == 194" >> $out
+  echo "  get_csv_file(file_population).size == 216" >> $out
+
+  if (scala_assert "alcohol.scala" "alcohol_test1.scala")
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> one of the tests failed" >> $out
+  fi
+fi
+
+### alcohol processing tests
+
+if [ $tsts -eq 0 ]
+then
+  echo "processing tests:" >> $out  
+  echo "  process_alcs(alcs_list.drop(1))(0) == (\"Afghanistan\", 0.0)" >> $out
+  echo "  process_pops(pops_list.drop(1))(\"Micronesia\") == 104015" >> $out
+
+  if (scala_assert "alcohol.scala" "alcohol_test2.scala") 
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> one of the tests failed" >> $out
+  fi
+fi
+
+### alcohol percentage tests
+
+if [ $tsts -eq 0 ]
+then
+  echo "calculation tests:" >> $out  
+  echo "  sorted_country_consumption().size == 177" >> $out
+  echo "  sorted_country_consumption()(9) == (\"United Kingdom\", 671976864)" >> $out
+  echo "  percentage(164) == (28771558364L, 28771558364L, 100.0)" >> $out
+  
+  if (scala_assert "alcohol.scala" "alcohol_test3.scala") 
+  then
+    echo "  --> success" >> $out
+  else
+    echo "  --> one of the tests failed" >> $out
+  fi
+fi
+