<?php
namespace Test\Unit;
use OTP\Base32;
use OTP\TOTP;
use OTP\Utils;
use PHPUnit\Framework\TestCase;
class HOTPTest extends TestCase
{
/**
* @var \OTP\TOTP
*/
protected $hotp;
/**
* @var string
*/
protected $secret;
public function setUp(): void
{
parent::setUp();
$this->hotp = new TOTP("12345678901234567890", 3, true);
}
public function test_token_and_tokenAt()
{
$first_otp = $this->hotp->token();
$second_otp = $this->hotp->tokenAt(time() - 30, 1);
return $this->assertEquals($first_otp, $second_otp);
}
public function test_token_support_delay_tolerance()
{
$now = time();
$token_1 = $this->hotp->tokenAt($now - 30); //remove 30 seconds
$token_2 = $this->hotp->tokenAt($now + 20); //add 20 seconds
$this->assertTrue($this->hotp->verify($token_1));
$this->assertTrue($this->hotp->verify($token_2));
}
public function testBase32Encoding()
{
$this->assertEquals(Base32::encode("12345678901234567890"), 'GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ');
$this->assertEquals(Base32::decode("GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQ"), "12345678901234567890");
}
public function test_verify_token_by_windows()
{
$this->assertTrue($this->hotp->validateByWindow(
$this->hotp->token(2), 0
));
#Utils::debug('hi');
$this->assertTrue($this->hotp->verify($this->hotp->token(-29)));
}
}
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