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adding icon generator comparison test script for reference in #148

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El RIDO 2019-06-16 09:16:50 +02:00
parent db4ae09ee3
commit 66cee9dbd2
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tst/IconTest Executable file
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#!/usr/bin/env php
<?php
define('ITERATIONS', 100000);
require dirname(__FILE__) . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php';
use Identicon\Generator\GdGenerator;
use Identicon\Generator\ImageMagickGenerator;
use Identicon\Generator\SvgGenerator;
use Identicon\Identicon;
use PrivateBin\Vizhash16x16;
$vizhash = new Vizhash16x16();
$identiconGenerators = array(
'identicon GD' => new Identicon(new GdGenerator()),
'identicon ImageMagick' => new Identicon(new ImageMagickGenerator()),
'identicon SVG' => new Identicon(new SvgGenerator())
);
$results = array(
'vizhash' => array(
'lengths' => array(),
'time' => 0
),
'identicon GD' => array(
'lengths' => array(),
'time' => 0
),
'identicon ImageMagick' => array(
'lengths' => array(),
'time' => 0
),
'identicon SVG' => array(
'lengths' => array(),
'time' => 0
)
);
$hmacs = array();
echo 'generate ', ITERATIONS, ' hmacs and pre-populate the result array, so tests wont be slowed down', PHP_EOL;
for ($i = 0; $i < ITERATIONS; ++$i) {
$hmacs[$i] = hash_hmac('sha512', '127.0.0.1', bin2hex(random_bytes(256)));
$results['vizhash']['lengths'][$i] = 0;
$results['identicon GD']['lengths'][$i] = 0;
$results['identicon ImageMagick']['lengths'][$i] = 0;
$results['identicon SVG']['lengths'][$i] = 0;
}
echo 'run vizhash tests', PHP_EOL;
$start = microtime(true);
foreach ($hmacs as $i => $hmac) {
$data = 'data:image/png;base64,' . base64_encode(
$vizhash->generate($hmac)
);
$results['vizhash']['lengths'][$i] = strlen($data);
}
$results['vizhash']['time'] = microtime(true) - $start;
foreach ($identiconGenerators as $key => $identicon) {
echo 'run ', $key,' tests', PHP_EOL;
$start = microtime(true);
foreach ($hmacs as $i => $hmac) {
$data = $identicon->getImageDataUri($hmac, 16);
$results[$key]['lengths'][$i] = strlen($data);
}
$results[$key]['time'] = microtime(true) - $start;
}
define('PADDING_LENGTH', max(array_map(function ($key) { return strlen($key); }, array_keys($results))) + 1);
function format_result_line($generator, $min, $max, $avg, $sec) {
echo str_pad($generator, PADDING_LENGTH, ' '), "\t",
str_pad($min, 4, ' ', STR_PAD_LEFT), "\t",
str_pad($max, 4, ' ', STR_PAD_LEFT), "\t",
str_pad($avg, 4, ' ', STR_PAD_LEFT), "\t",
str_pad($sec, 7, ' ', STR_PAD_LEFT), PHP_EOL;
}
echo PHP_EOL;
format_result_line('Generator:', 'min', 'max', 'avg', 'seconds');
format_result_line(str_repeat('─', PADDING_LENGTH), str_repeat('─', 4), str_repeat('─', 4), str_repeat('─', 4), str_repeat('─', 7));
foreach ($results as $generator => $result) {
sort($result['lengths']);
format_result_line(
$generator . ':',
$result['lengths'][0],
$result['lengths'][ITERATIONS-1],
round(array_sum($result['lengths']) / ITERATIONS),
round($result['time'], 3)
);
}