<?php
declare(strict_types=1);
namespace ParagonIE\ConstantTime\Tests;
use InvalidArgumentException;
use PHPUnit\Framework\TestCase;
use ParagonIE\ConstantTime\Base32;
class Base32Test extends TestCase
{
/**
* @covers Base32::encode()
* @covers Base32::decode()
* @covers Base32::encodeUpper()
* @covers Base32::decodeUpper()
*/
public function testRandom()
{
for ($i = 1; $i < 32; ++$i) {
for ($j = 0; $j < 50; ++$j) {
$random = \random_bytes($i);
$enc = Base32::encode($random);
$this->assertSame(
$random,
Base32::decode($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32::encodeUnpadded($random)
);
$this->assertSame(
$random,
Base32::decode($unpadded)
);
$enc = Base32::encodeUpper($random);
$this->assertSame(
$random,
Base32::decodeUpper($enc)
);
$unpadded = \rtrim($enc, '=');
$this->assertSame(
$unpadded,
Base32::encodeUpperUnpadded($random)
);
$this->assertSame(
$random,
Base32::decodeUpper($unpadded)
);
}
}
}
public static function canonProvider()
{
return [
['me', 'mf'],
['mfra', 'mfrb'],
['mfrgg', 'mfrgh'],
['mfrggza', 'mfrggzb']
];
}
/**
* @dataProvider canonProvider
*/
public function testCanonicalBase32(string $canonical, string $munged)
{
Base32::decode($canonical);
$this->expectException(\RangeException::class);
Base32::decodeNoPadding($munged);
}
public function testDecodeNoPadding()
{
Base32::decodeNoPadding('aaaqe');
$this->expectException(InvalidArgumentException::class);
Base32::decodeNoPadding('aaaqe===');
}
}
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