PHP Classes

File: tests/Base64DotSlashTest.php

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  Classes of Scott Arciszewski   PHP Constant Time String Encoding   tests/Base64DotSlashTest.php   Download  
File: tests/Base64DotSlashTest.php
Role: Class source
Content type: text/plain
Description: Class source
Class: PHP Constant Time String Encoding
Encode text without leaking context information
Author: By
Last change:
Date: 5 years ago
Size: 916 bytes
 

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<?php
use \ParagonIE\ConstantTime\Base64DotSlash;

class Base64DotSlashTest extends PHPUnit\Framework\TestCase
{
    /**
     * @covers Base64DotSlash::encode()
     * @covers Base64DotSlash::decode()
     */
    public function testRandom()
    {
        for ($i = 1; $i < 32; ++$i) {
            for ($j = 0; $j < 50; ++$j) {
                $random = \random_bytes($i);

                $enc = Base64DotSlash::encode($random);
                $this->assertSame(
                    $random,
                    Base64DotSlash::decode($enc)
                );

                $unpadded = \rtrim($enc, '=');
                $this->assertSame(
                    $random,
                    Base64DotSlash::decode($unpadded)
                );
                $this->assertSame(
                    $random,
                    Base64DotSlash::decode($unpadded)
                );
            }
        }
    }
}