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<?php
namespace Otp\Tests;
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()
{
$this->Otp = null;
parent::tearDown();
}
/**
* Invalid counter values for tests
*/
public function hotpTestValues()
{
return [
['755224', 0], ['287082', 1], ['359152', 2],
['969429', 3], ['338314', 4], ['254676', 5],
['287922', 6], ['162583', 7], ['399871', 8],
['520489', 9]
];
}
/**
* Invalid counter values for tests
*/
public function totpTestValues()
{
return [
['94287082', 59], ['07081804', 1111111109], ['14050471', 1111111111],
['89005924', 1234567890], ['69279037', 2000000000], ['65353130', 20000000000],
];
}
/**
* Invalid counter values for tests
*/
public function invalidCounterValues()
{
return [
['a'], [-1]
];
}
/**
* Invalid counter values for tests
*/
public function hotpResyncDefaultTestValues()
{
return [
['755224', 0], ['287082', 1], ['359152', 2]
];
}
/**
* Invalid counter values for tests
*/
public function hotpResyncWindowTestValues()
{
return [
['969429', 0, 3], ['338314', 0, 4],
['287922', 3, 3], ['162583', 3, 4]
];
}
/**
* Invalid counter values for tests
*/
public function hotpResyncFailureTestValues()
{
return [
['287922', 7], ['162583', 8], ['399871', 9]
];
}
/**
* Tests Otp->hotp()
*
* Using test vectors from RFC
* https://tools.ietf.org/html/rfc4226
*
* @dataProvider hotpTestValues
*/
public function testHotpRfc($key, $counter)
{
$secret = $this->secret;
$this->assertEquals($key, $this->Otp->hotp($secret, $counter));
}
/**
* Tests TOTP general construction
*
* Still uses the hotp function, but since totp is a bit more special, has
* its own tests
* Using test vectors from RFC
* https://tools.ietf.org/html/rfc6238
*
* @dataProvider totpTestValues
*/
public function testTotpRfc($key, $time)
{
$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
$this->assertEquals($key, $this->Otp->hotp($secret, floor($time/30)), "sha 1 with $time");
/*
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');
*/
}
/**
* @dataProvider invalidCounterValues
* @expectedException InvalidArgumentException
* @expectedExceptionMessage Invalid counter supplied
*/
public function testHotpInvalidCounter($counter)
{
$this->Otp->hotp($this->secret, $counter);
}
/**
* Tests Otp->checkHotpResync() with default counter window
*
* @dataProvider hotpResyncDefaultTestValues
*/
public function testHotpResyncDefault($key, $counter)
{
$secret = $this->secret;
// test with default counter window
$this->assertSame($counter, $this->Otp->checkHotpResync($secret, $counter, $key));
}
/**
* Tests Otp->checkHotpResync() with a provided counter window
*
* @dataProvider hotpResyncWindowTestValues
*/
public function testHotpResyncWindow($key, $counter, $counterwindow)
{
$secret = $this->secret;
// test with provided counter window
$this->assertSame(($counter + $counterwindow), $this->Otp->checkHotpResync($secret, $counter, $key, $counterwindow));
}
/**
* Tests Otp->checkHotpResync() with mismatching key and counter
*
* @dataProvider hotpResyncFailureTestValues
*/
public function testHotpResyncFailures($key, $counter)
{
$secret = $this->secret;
// test failures
$this->assertFalse($this->Otp->checkHotpResync($secret, $counter, $key));
}
/**
* @dataProvider invalidCounterValues
* @expectedException InvalidArgumentException
* @expectedExceptionMessage Invalid counter supplied
*/
public function testHotpResyncInvalidCounter($counter)
{
$this->Otp->checkHotpResync($this->secret, $counter, '755224');
}
/**
* @dataProvider invalidCounterValues
* @expectedException InvalidArgumentException
* @expectedExceptionMessage Invalid counterwindow supplied
*/
public function testHotpResyncInvalidCounterWindow($counterwindow)
{
$this->Otp->checkHotpResync($this->secret, 0, '755224', $counterwindow);
}
}
|
