forked from springuper/mustache-benchmark
/
benchmark.php
50 lines (46 loc) · 1.28 KB
/
benchmark.php
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<?php
// based on methodology developed by PPK:
// http://www.quirksmode.org/blog/archives/2009/08/when_to_read_ou.html
function benchmark($times, $runner_times, $func, $clear_cache = false)
{
$results = array();
while ($times != 0){
if ($clear_cache) exec('rm -rf mustache/cache/__*; rm -rf smarty/compiles/*; rm -rf twig/cache/*', $result, $return);
$results[] = runner($runner_times, $func);
$times--;
}
$time = 0;
$phpMemory = 0;
$realMemory = 0;
foreach ($results as $result) {
$time += $result['time'];
$phpMemory += $result['PhpMemory'];
$realMemory += $result['RealMemory'];
}
return array(
'time' => $time/count($results),
'PhpMemory' => $phpMemory/count($results),
'RealMemory' => $realMemory/count($results),
);
}
function runner($times, $func)
{
$startTime = millitime();
$startPhpMemory = memory_get_usage();
$startRealMemory = memory_get_usage(TRUE);
while ($times != 0){
$func();
$times--;
}
$endTime = millitime();
$endPhpMemory = memory_get_usage();
$endRealMemory = memory_get_usage(TRUE);
return array(
'time' => $endTime - $startTime,
'PhpMemory' => $endPhpMemory - $startPhpMemory,
'RealMemory' => $endRealMemory - $startRealMemory,
);
}
function millitime() {
return microtime(TRUE) * 1000;
}