friendica-github/library/defuse/php-encryption-1.2.1/benchmark.php

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<?php
require_once('Crypto.php');
// Note: By default, the runtime tests are "cached" and not re-executed for
// every call. To disable this, look at the RuntimeTest() function.
$start = microtime(true);
for ($i = 0; $i < 1000; $i++) {
$key = Crypto::CreateNewRandomKey();
}
$end = microtime(true);
showResults("CreateNewRandomKey()", $start, $end, 1000);
$start = microtime(true);
for ($i = 0; $i < 100; $i++) {
$ciphertext = Crypto::Encrypt(
str_repeat("A", 1024*1024),
str_repeat("B", 16)
);
}
$end = microtime(true);
showResults("Encrypt(1MB)", $start, $end, 100);
$start = microtime(true);
for ($i = 0; $i < 1000; $i++) {
$ciphertext = Crypto::Encrypt(
str_repeat("A", 1024),
str_repeat("B", 16)
);
}
$end = microtime(true);
showResults("Encrypt(1KB)", $start, $end, 1000);
function showResults($type, $start, $end, $count)
{
$time = $end - $start;
$rate = $count / $time;
echo "$type: $rate calls/s\n";
}
?>