Added a test script for the Stopwatch class

testStopwatch.lua

@@ -0,0 +1,84 @@
+--luaClasses/testStopwatch.lua
+--Matthew Ellison
+-- Created: 03-29-19
+--Modified: 03-29-19
+--This script is used to test the stopwatch class
+
+
+require "Stopwatch"
+
+
+--Setup a stopwatch
+timer = Stopwatch:create();
+
+--Try to get the time before starting the timer
+test = timer:getSeconds();
+if(test ~= -1) then
+	io.write("Failed test of getting time before starting the timer\n");
+	io.write("Value should be -1 but is " .. test .. '\n');
+end
+
+--Start the timer
+timer:start();
+
+--Do a loop to run up some time
+for cnt = 1, 100000 do
+	cnt = cnt;
+end
+
+--Stop the timer
+timer:stop();
+
+--Test the different resolutions
+baseTime = timer:getSeconds();	--Start with seconds because that is lua's native time resolution
+--Test microseconds
+if(timer:getMicroseconds() ~= (baseTime * 1000000)) then
+	io.write("Failed microsecond test\n");
+else
+	io.write("Passed the microsecond test\n");
+end
+
+--Test milliseconds
+if(timer:getMilliseconds() ~= (baseTime * 1000)) then
+	io.write("Failed millisecond test\n");
+else
+	io.write("Passed the millisecond test\n");
+end
+
+--Test Minutes
+if(timer:getMinutes() ~= (baseTime / 60)) then
+	io.write("Failed minute test\n");
+else
+	io.write("Passed the minute test\n");
+end
+
+--Test Hours
+if(timer:getHours() ~= (baseTime / 3600)) then
+	io.write("Failed hour test\n");
+else
+	io.write("Passed the hour test\n");
+end
+
+--Print the results
+io.write("\nHere is a printing of the different times, starting with the string:\n");
+io.write("It took " .. timer:getString() .. " to run this algorithm\n");
+io.write("It took " .. timer:getMicroseconds() .. " microseconds to run this algorithm\n");
+io.write("It took " .. timer:getMilliseconds() .. " milliseconds to run this algorithm\n");
+io.write("It took " .. timer:getSeconds() .. " seconds to run this algorithm\n");
+io.write("It took " .. timer:getMinutes() .. " minutes to run this algorithm\n");
+io.write("It took " .. timer:getHours() .. " hours to run this algorithm\n");
+
+--[[ Results:
+Passed the microsecond test
+Passed the millisecond test
+Passed the minute test
+Passed the hour test
+
+Here is a printing of the different times, starting with the string:
+It took 383 microseconds to run this algorithm
+It took 383.0 microseconds to run this algorithm
+It took 0.383 milliseconds to run this algorithm
+It took 0.000383 seconds to run this algorithm
+It took 6.3833333333333e-06 minutes to run this algorithm
+It took 1.0638888888889e-07 hours to run this algorithm
+]]