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CClasses/testStopwatch.c

74 lines
2.3 KiB
C

//Programs/C/myHelpers/testStopwatch.c
//Matthew Ellison
// Created: 03-08-19
//Modified: 03-08-19
//This program is a simple test for the stopwatch struct and accompanying functions
/*
Copyright (C) 2019 Matthew Ellison
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <inttypes.h>
#include "Stopwatch.h"
const int NUM_OF_RUNS = 10000;
int main(){
struct Stopwatch timer; //Create the stopwatch
initStopwatch(&timer); //Initialize the stopwatch
//Start the stopwatch counting
startStopwatch(&timer);
//Perform some calculation
for(int cnt = 0;cnt < NUM_OF_RUNS;++cnt){
printf("%d\n", cnt);
}
//Stop the stopwatch counting
stopStopwatch(&timer);
//Get a string about the time
char* timerStr = getStrStopwatch(&timer);
//Print the results
printf("It took %lu nanoseconds to run this program\n", getNanoStopwatch(&timer));
printf("It took %f microseconds to run this program\n", getMicroStopwatch(&timer));
printf("It took %f milliseconds to run this program\n", getMilliStopwatch(&timer));
printf("It took %f seconds to run this program\n", getSecondStopwatch(&timer));
printf("It took %f minutes to run this program\n", getMinuteStopwatch(&timer));
printf("It took %f hours to run this program\n", getHourStopwatch(&timer));
printf("It took %s to run this program\n", timerStr);
//Free the memory used in the string
free(timerStr);
timerStr = NULL;
return 0;
}
/* Results:
It took 1938000000 nanoseconds to run this program
It took 1938000.000000 microseconds to run this program
It took 1938.000000 milliseconds to run this program
It took 1.938000 seconds to run this program
It took 0.032300 minutes to run this program
It took 0.005383 hours to run this program
It took 1.938 seconds to run this program
*/