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<?php
require_once __DIR__ . '/../../src/Otp/OtpInterface.php';
require_once __DIR__ . '/../../src/Otp/Otp.php';
use Otp\Otp;
/**
* Otp test case.
*/
class OtpTest extends \PHPUnit_Framework_TestCase
{
/**
*
* @var Otp
*/
private $Otp;
private $secret = "12345678901234567890";
/**
* Prepares the environment before running a test.
*/
protected function setUp()
{
parent::setUp();
$this->Otp = new Otp();
}
/**
* Cleans up the environment after running a test.
*/
protected function tearDown()
{
$this->Otp = null;
parent::tearDown();
}
/**
* Tests Otp->hotp()
*
* Using test vectors from RFC
* https://tools.ietf.org/html/rfc4226
*/
public function testHotpRfc()
{
$secret = $this->secret;
$this->assertEquals('755224', $this->Otp->hotp($secret, 0));
$this->assertEquals('287082', $this->Otp->hotp($secret, 1));
$this->assertEquals('359152', $this->Otp->hotp($secret, 2));
$this->assertEquals('969429', $this->Otp->hotp($secret, 3));
$this->assertEquals('338314', $this->Otp->hotp($secret, 4));
$this->assertEquals('254676', $this->Otp->hotp($secret, 5));
$this->assertEquals('287922', $this->Otp->hotp($secret, 6));
$this->assertEquals('162583', $this->Otp->hotp($secret, 7));
$this->assertEquals('399871', $this->Otp->hotp($secret, 8));
$this->assertEquals('520489', $this->Otp->hotp($secret, 9));
}
/**
* Tests TOTP general construction
*
* Still uses the hotp function, but since totp is a bit more special, has
* its own tests
* Using test vectors from RFC
* https://tools.ietf.org/html/rfc6238
*/
public function testTotpRfc()
{
$secret = $this->secret;
// Test vectors are in 8 digits
$this->Otp->setDigits(8);
// The time presented in the test vector has to be first divided through 30
// to count as the key
// SHA 1 grouping
$this->assertEquals('94287082', $this->Otp->hotp($secret, floor(59/30)), 'sha1 with time 59');
$this->assertEquals('07081804', $this->Otp->hotp($secret, floor(1111111109/30)), 'sha1 with time 1111111109');
$this->assertEquals('14050471', $this->Otp->hotp($secret, floor(1111111111/30)), 'sha1 with time 1111111111');
$this->assertEquals('89005924', $this->Otp->hotp($secret, floor(1234567890/30)), 'sha1 with time 1234567890');
$this->assertEquals('69279037', $this->Otp->hotp($secret, floor(2000000000/30)), 'sha1 with time 2000000000');
$this->assertEquals('65353130', $this->Otp->hotp($secret, floor(20000000000/30)), 'sha1 with time 20000000000');
/*
The following tests do NOT pass.
Once the otp class can deal with these correctly, they can be used again.
They are here for completeness test vectors from the RFC.
// SHA 256 grouping
$this->Otp->setAlgorithm('sha256');
$this->assertEquals('46119246', $this->Otp->hotp($secret, floor(59/30)), 'sha256 with time 59');
$this->assertEquals('07081804', $this->Otp->hotp($secret, floor(1111111109/30)), 'sha256 with time 1111111109');
$this->assertEquals('14050471', $this->Otp->hotp($secret, floor(1111111111/30)), 'sha256 with time 1111111111');
$this->assertEquals('89005924', $this->Otp->hotp($secret, floor(1234567890/30)), 'sha256 with time 1234567890');
$this->assertEquals('69279037', $this->Otp->hotp($secret, floor(2000000000/30)), 'sha256 with time 2000000000');
$this->assertEquals('65353130', $this->Otp->hotp($secret, floor(20000000000/30)), 'sha256 with time 20000000000');
// SHA 512 grouping
$this->Otp->setAlgorithm('sha512');
$this->assertEquals('90693936', $this->Otp->hotp($secret, floor(59/30)), 'sha512 with time 59');
$this->assertEquals('25091201', $this->Otp->hotp($secret, floor(1111111109/30)), 'sha512 with time 1111111109');
$this->assertEquals('99943326', $this->Otp->hotp($secret, floor(1111111111/30)), 'sha512 with time 1111111111');
$this->assertEquals('93441116', $this->Otp->hotp($secret, floor(1234567890/30)), 'sha512 with time 1234567890');
$this->assertEquals('38618901', $this->Otp->hotp($secret, floor(2000000000/30)), 'sha512 with time 2000000000');
$this->assertEquals('47863826', $this->Otp->hotp($secret, floor(20000000000/30)), 'sha512 with time 20000000000');
*/
}
/**
* @expectedException InvalidArgumentException
* @expectedExceptionMessage Counter must be integer
*/
public function testHotpInvalidCounter()
{
$this->Otp->hotp($this->secret, 'a');
}
}
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