[CONTEST] Tuning PHP Performance

[andr3a]

AUTORE
andr3a

DESCRIZIONE
Test per confrontare le performance dei vari metodi possibili per richiamare un metodo di un'istanza di classe.

CATEGORIA
PERFORMANCE/CLASSES

DIPENDENZE

CODICE

<?php
$class = 'DirectEvalCallStringFuncTimeUnitTest';
$iterations = 100000;
$methods = array
(
    'TestDirect'    => 'Test direct method call',
    'TestEval'    => 'Test method using evaluation',
    'TestCall'    => 'Test magic __call method',
    'TestString'    => 'Test automatic string evaluation',
    'TestFunc'    => 'Test call_user_func core function'
);

class DataToTest {

    public function __call($method, $arguments){
        return $this->callMe();
    }

    public function callMe(){
        return;
    }
}

$dataToTest = new DataToTest;



class DirectEvalCallStringFuncTimeUnitTest
{
    public static function TestDirect($Iterations, $DataToTest)
    {
        $duration = 0;
        for($iteration = 0; $iteration < $Iterations; $iteration++)
        {
            $startTime = microtime(true);
            $DataToTest->callMe();
            $duration += microtime(true) - $startTime;
        }
        return $duration;
    }
    public static function TestEval($Iterations, $DataToTest)
    {
        $duration = 0;
        for($iteration = 0; $iteration < $Iterations; $iteration++)
        {
            $startTime = microtime(true);
            eval('$DataToTest->callMe();');
            $duration += microtime(true) - $startTime;
        }
        return $duration;
    }
    public static function TestCall($Iterations, $DataToTest)
    {
        $duration = 0;
        for($iteration = 0; $iteration < $Iterations; $iteration++)
        {
            $startTime = microtime(true);
            $DataToTest->callYou();
            $duration += microtime(true) - $startTime;
        }
        return $duration;
    }
    public static function TestString($Iterations, $DataToTest)
    {
        $duration = 0;
        $method = 'callMe';
        for($iteration = 0; $iteration < $Iterations; $iteration++)
        {
            $startTime = microtime(true);
            $DataToTest->$method();
            $duration += microtime(true) - $startTime;
        }
        return $duration;
    }
    public static function TestFunc($Iterations, $DataToTest)
    {
        $duration = 0;
        for($iteration = 0; $iteration < $Iterations; $iteration++)
        {
            $startTime = microtime(true);
            call_user_func(array(&$DataToTest, 'callMe'));
            $duration += microtime(true) - $startTime;
        }
        return $duration;
    }
}
require_once('TimeUnitTesting.php');
?>