From bc201b9da42329ca2b122af0c7335b4ac0d67940 Mon Sep 17 00:00:00 2001
From: Chris Koeritz <fred@gruntose.com>
Date: Sat, 17 Sep 2016 20:44:13 -0400
Subject: [PATCH] wow, more nice new scripts.  time tracker lets different
 activities be tracked for duration, keeping them separate by name.  the test
 for it just tries a random time duration and prints it out.  other tests got
 cleaned or renamed too.

---
 scripts/system/time_tracker.sh                | 43 +++++++++++++++++++
 ...ay_sifter_test.sh => test_array_sifter.sh} |  0
 scripts/unit_test/test_assoc_array.sh         |  2 +-
 scripts/unit_test/test_time_tracker.sh        | 18 ++++++++
 4 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 scripts/system/time_tracker.sh
 rename scripts/unit_test/{array_sifter_test.sh => test_array_sifter.sh} (100%)
 create mode 100644 scripts/unit_test/test_time_tracker.sh

diff --git a/scripts/system/time_tracker.sh b/scripts/system/time_tracker.sh
new file mode 100644
index 00000000..15e30db7
--- /dev/null
+++ b/scripts/system/time_tracker.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+# some helpful functions for counting a named duration.
+
+# start tracking time for a named purpose, passed as the first parameter.
+function start_time_tracking()
+{
+  local varname="$1"; shift
+  if [ -z "$varname" ]; then echo must pass variable name to start_time_tracking; return 1; fi
+  local startvar="${varname}_START"
+  eval $startvar="$(date +"%s")"
+}
+
+# stop tracking the named time duration.
+function end_time_tracking()
+{
+  local varname="$1"; shift
+  if [ -z "$varname" ]; then echo must pass variable name to end_time_tracking; return 1; fi
+  local endvar="${varname}_END"
+  eval $endvar="$(date +"%s")"
+}
+
+# display the time taken for a named duration.
+function show_tracked_duration()
+{
+  varname="$1"; shift
+  if [ -z "$varname" ]; then echo must pass variable name to end_time_tracking; return 1; fi
+  # calculate the time taken.
+  local startvar="${varname}_START"
+  local endvar="${varname}_END"
+  duration="$((${!endvar} - ${!startvar}))"
+  # separate it into hours and minutes.
+  minutes="$(($duration / 60))"
+  hours="$(($duration / 60))"
+  # subtract the hours from the minutes sum for modulo.
+  minutes="$(($minutes - $hours * 60))"
+  # fashion conceit, add zeroes.
+  if (($minutes < 10)); then minutes="0$minutes"; fi
+  if (($hours < 10)); then hours="0$hours"; fi
+  echo "Time taken for ${varname}: ${hours}:${minutes} hh:mm (a total of $duration seconds)"
+}
+
+
diff --git a/scripts/unit_test/array_sifter_test.sh b/scripts/unit_test/test_array_sifter.sh
similarity index 100%
rename from scripts/unit_test/array_sifter_test.sh
rename to scripts/unit_test/test_array_sifter.sh
diff --git a/scripts/unit_test/test_assoc_array.sh b/scripts/unit_test/test_assoc_array.sh
index 49cf6ecc..8da04248 100644
--- a/scripts/unit_test/test_assoc_array.sh
+++ b/scripts/unit_test/test_assoc_array.sh
@@ -7,7 +7,7 @@
 declare -A snuggles
   # make an associative array
 
-snuggles=([book]=petunia "[muffets]=glasgow robbery")
+snuggles=([book]=petunia [muffets]="glasgow robbery")
   # keys: book and muffets
   # values: (second part)
 
diff --git a/scripts/unit_test/test_time_tracker.sh b/scripts/unit_test/test_time_tracker.sh
new file mode 100644
index 00000000..9a908578
--- /dev/null
+++ b/scripts/unit_test/test_time_tracker.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# tests out the time tracking methods.
+
+source $FEISTY_MEOW_SCRIPTS/system/time_tracker.sh
+
+echo testing time tracking...
+start_time_tracking crungle
+
+sleep $(($RANDOM / 1000))
+sleep 2
+
+end_time_tracking crungle
+
+echo ...done testing time tracking.
+
+show_tracked_duration crungle
+
-- 
2.34.1