<?php

define('ITERATIONS', 1000000);

# [igbinary serializer PHP extension](https://github.com/igbinary/igbinary)

if (!extension_loaded('igbinary')) {

throw new DomainException('Required PHP module "igbinary" is not loaded');

}

# [MessagePack binary serializer PHP extension](https://github.com/msgpack/msgpack-php)

if (!extension_loaded('msgpack')) {

throw new DomainException('Required PHP module "msgpack" is not loaded');

}

ini_set('igbinary.compact_strings', true);

function millitime() {

return (int) (microtime(true)*1000);

}

function timed(Closure $callable, $data) {

$s = millitime();

for ($i = 0; $i < ITERATIONS; $i++) { $callable($data); }

return millitime() - $s;

}

function report(string $name, array $serializer, array $data, string $dataName) {

echo "------------------------------\n";

echo sprintf("[%s] %s:\n", $dataName, $name);

echo "------------------------------\n";

$value = $serializer[0]($data);

echo sprintf("Length: %s bytes\n", strlen($value));

echo sprintf("Base64 length: %s bytes\n", strlen(base64_encode($value)));

$time1 = timed($serializer[0], $data);

echo sprintf("Time (serialize): %s ms\n", $time1);

$time2 = timed($serializer[1], $value);

echo sprintf("Time (unserialize): %s ms\n", $time2);

echo sprintf("Time (total): %s ms\n", $time1 + $time2);

if ($data !== $serializer[1]($value)) {

throw new RuntimeException(

sprintf('Unserialized data "%s" (by %s serializer) is not valid!', $dataName, $name)

);

}

}

$dataSet = json_decode(file_get_contents('x-dataset.json'), true, JSON_THROW_ON_ERROR);

$serializers = [

"Native" => [

function(array $data) { return serialize($data); },

function(string $data) { return unserialize($data); }

],

"Json" => [

function(array $data) { return json_encode($data); },

function(string $data) { return json_decode($data, true); }

],

"Igbinary" => [

function(array $data) { return igbinary_serialize($data); },

function(string $data) { return igbinary_unserialize($data); }

],

"MessagePack" => [

function(array $data) { return msgpack_pack($data); },

function(string $data) { return msgpack_unpack($data); }

]

];

foreach ($dataSet as $dataName => $data) {

foreach ($serializers as $name => $serializer) {

report($name, $serializer, $data, $dataName);

}

}