<?php
declare(strict_types=1);
use ParagonIE\ConstantTime\Hex;
use ParagonIE\MultiFactor\OTP\HOTP;
use PHPUnit\Framework\TestCase;
/**
* Class HOTPTest
*/
class HOTPTest extends TestCase
{
/**
* Test vectors from RFC 6238
*/
public function testTOTP()
{
$seed = Hex::decode(
"3132333435363738393031323334353637383930"
);
$hotp = new HOTP();
$this->assertSame('755224', $hotp->getCode($seed, 0));
$this->assertSame('287082', $hotp->getCode($seed, 1));
$this->assertSame('359152', $hotp->getCode($seed, 2));
$this->assertSame('969429', $hotp->getCode($seed, 3));
$this->assertSame('338314', $hotp->getCode($seed, 4));
$this->assertSame('254676', $hotp->getCode($seed, 5));
$this->assertSame('287922', $hotp->getCode($seed, 6));
$this->assertSame('162583', $hotp->getCode($seed, 7));
$this->assertSame('399871', $hotp->getCode($seed, 8));
$this->assertSame('520489', $hotp->getCode($seed, 9));
}
/**
* @dataProvider dataProviderFailureOfGetCode
*
* @psalm-param class-string<\Throwable> $expectedException
*/
public function testFailureOfGetCode(
int $length,
string $expectedException,
string $expectedExceptionMessage,
string $sharedSecret,
int $counterValue
) {
$hotp = new HOTP($length);
$this->assertSame($length, $hotp->getLength());
$this->expectException($expectedException);
$this->expectExceptionMessage($expectedExceptionMessage);
$hotp->getCode($sharedSecret, $counterValue);
}
/**
* @psalm-return array<int, array{0:int, 1:class-string<\Throwable>, 2:string, 3:string, 4:int}>
*/
public function dataProviderFailureOfGetCode(): array
{
$seed = Hex::decode(
"3132333435363738393031323334353637383930"
);
return [
[
0,
\OutOfRangeException::class,
'Length must be between 1 and 10, as a consequence of RFC 6238.',
$seed,
0,
],
[
11,
\OutOfRangeException::class,
'Length must be between 1 and 10, as a consequence of RFC 6238.',
$seed,
0,
],
];
}
}
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