bench_manipulatevcard.php

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<?php

include __DIR__ . '/../vendor/autoload.php';

if ($argc < 2) {
    echo "sabre/vobject ", Sabre\VObject\Version::VERSION, " manipulation benchmark\n";
    echo "\n";
    echo "This script can be used to measure the speed of opening a large amount of\n";
    echo "vcards, making a few alterations and serializing them again.\n";
    echo "system.";
    echo "\n";
    echo "Usage: " . $argv[0] . " inputfile.vcf\n";
    die();
}

list(, $inputFile) = $argv;

$input = file_get_contents($inputFile);

$splitter = new Sabre\VObject\Splitter\VCard($input);

$bench = new Hoa\Bench\Bench();

while (true) {

    $bench->parse->start();
    $vcard = $splitter->getNext();
    $bench->parse->pause();

    if (!$vcard) break;

    $bench->manipulate->start();
    $vcard->{'X-FOO'} = 'Random new value!';
    $emails = [];
    if (isset($vcard->EMAIL)) foreach ($vcard->EMAIL as $email) {
        $emails[] = (string)$email;
    }
    $bench->manipulate->pause();

    $bench->serialize->start();
    $vcard2 = $vcard->serialize();
    $bench->serialize->pause();

    $vcard->destroy();

}



echo $bench,"\n";

function formatMemory($input) {

    if (strlen($input) > 6) {

        return round($input / (1024 * 1024)) . 'M';

    } elseif (strlen($input) > 3) {

        return round($input / 1024) . 'K';

    }

}

unset($input, $splitter);

echo "peak memory usage: " . formatMemory(memory_get_peak_usage()), "\n";
echo "current memory usage: " . formatMemory(memory_get_usage()), "\n";