<?php declare(strict_types=1); namespace Ramsey\Uuid\Test; use Mockery; use PHPUnit\Framework\TestCase as PhpUnitTestCase; use function current; use function pack; use function unpack; class TestCase extends PhpUnitTestCase { protected function tearDown(): void { parent::tearDown(); Mockery::close(); } public static function isLittleEndianSystem(): bool { /** @var array $unpacked */ $unpacked = unpack('v', pack('S', 0x00FF)); return current($unpacked) === 0x00FF; } }