Script generates LUA file that can be executed

unit/generateTimesMarchOctober.sh

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+#/bin/bash
+
+# date command is all we need, as shown:
+#date -d '2007-011-01 17:30:24' '+%:z'
+#+01:00
+
+HEAD=timetest_head.template
+TAIL=timetest_tail.template
+# remote the tailing "./" and the extension of this script
+OUTPUT="$(echo "$0" | sed 's;^./;;' | cut -d'.' -f1).lua"
+
+echo "Generating $OUTPUT ..."
+
+cat $HEAD > $OUTPUT
+# Logic to generate the script
+for year in {2016..2018}; do
+ for month in 3 10; do
+  for day in {1..31}; do
+    hour=$((RANDOM%24))
+    for minutes in {0..24}; do
+     seconds=$((RANDOM%60))
+     timestmp="$year-$month-$day $hour:$minutes:$seconds"
+     date -d "$timestmp" "+%F %T" >> /dev/null
+     if [ $? -ne 0 ]; then
+      echo "--Time $timestmp is not valid" >> $OUTPUT
+     else
+      # Result of date looks like +01:00
+      # Grep extracts the hour, then remove the plus in front and at the end remove leading zeros
+      offset=$(date -d "$timestmp" '+%:z' | grep -o "+[0-9]*" | sed 's/+//' | sed 's/^0//')
+      dayofweek=$(date -d "$timestmp" '+%u')
+      # Generate the lua test command, like: checkTime(2015, 1, 1, 10, 11, 12, 0, 1)
+      echo "checkTime($year, $month, $day, $hour, $minutes, $seconds, $dayofweek, $offset)" >> $OUTPUT
+     fi
+    done
+  done
+ done
+done
+cat $TAIL >> $OUTPUT
+
+exit 0

unit/timetest_head.template

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+-- Simple unit test to test time zones
+
+dofile("../timecore.lua")
+
+function checkTime(yearIn, monthIn, dayIn, hourIn, minutesIn, secondsIn,dowIn, resultingHourDiff)
+    year, month, day, hour, minutes, seconds = getLocalTime(yearIn, monthIn, dayIn, hourIn, minutesIn, secondsIn, dowIn)
+
+    if not (year == yearIn and monthIn == month and day == dayIn and hour == (hourIn + resultingHourDiff) and minutesIn == minutes and secondsIn == seconds ) then
+        print(yearIn .. "-" .. string.format("%0.2d", monthIn) .. "-" .. string.format("%0.2d", dayIn) .. " " .. string.format("%0.2d", hourIn) .. ":" .. string.format("%0.2d", minutesIn) .. ":" .. string.format("%0.2d", secondsIn) .. " (" .. dowIn .. ".th dayOfWeek) not as expected GMT+" .. resultingHourDiff .. " but GMT+" .. (hour - hourIn) )
+        os.exit(1)
+    else
+        print(yearIn .. "-" .. string.format("%0.2d", monthIn) .. "-" .. string.format("%0.2d", dayIn) .. " " .. string.format("%0.2d", hourIn) .. ":" .. string.format("%0.2d", minutesIn) .. ":" .. string.format("%0.2d", secondsIn) .. " is GMT+" .. resultingHourDiff )
+    end
+end
+

unit/timetest_tail.template

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+
+print "Finished with all tests"
+os.exit(0)