55 lines
1.4 KiB
PHP
55 lines
1.4 KiB
PHP
<?php
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/**
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* @license Copyright 2011-2014 BitPay Inc., MIT License
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* see https://github.com/bitpay/php-bitpay-client/blob/master/LICENSE
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*/
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namespace Bitpay\Crypto;
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/**
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* @package Bitauth
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*/
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class McryptExtensionTest extends \PHPUnit_Framework_TestCase
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{
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public function testHasSupport()
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{
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$mcrypt = new McryptExtension();
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$this->assertSame(extension_loaded('mcrypt'), $mcrypt->hasSupport());
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}
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public function testEncryptAndDecrypt()
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{
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$mcrypt = new McryptExtension();
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$this->assertNotNull($mcrypt);
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for ($i=1; $i<=20; $i++) {
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$plaintext = $this->generateRandomString($i);
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$key = $this->generateRandomString(8);
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$iv_size = $mcrypt->getIVSize();
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$iv = mcrypt_create_iv($iv_size);
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$encryptedtext = $mcrypt->encrypt($plaintext, $key, $iv);
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$this->assertNotEquals($plaintext, $encryptedtext);
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$decryptedtext = $mcrypt->decrypt($encryptedtext, $key, $iv);
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$this->assertEquals($plaintext, $decryptedtext);
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}
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}
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private function generateRandomString($length = 10)
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{
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$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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$randomString = '';
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for ($i = 0; $i < $length; $i++) {
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$randomString .= $characters[rand(0, strlen($characters) - 1)];
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}
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return $randomString;
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}
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}
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