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/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Tests\Integration\Tracker;
use Piwik\Date;
use Piwik\Tracker\FingerprintSalt;
use Piwik\Tests\Framework\TestCase\IntegrationTestCase;
/**
* @group Core
* @group ActionTest
*/
class FingerprintSaltTest extends IntegrationTestCase
{
/**
* @var FingerprintSalt
*/
private $fingerprintSalt;
public function setUp(): void
{
parent::setUp();
$this->fingerprintSalt = new FingerprintSalt();
}
public function testGenerateSalt()
{
$salt = $this->fingerprintSalt->generateSalt();
$this->assertEquals(32, strlen($salt));
$this->assertTrue(ctype_alnum($salt));
}
public function testGenerateSaltIsRandom()
{
$this->assertNotSame($this->fingerprintSalt->generateSalt(), $this->fingerprintSalt->generateSalt());
}
public function testGetDateString()
{
$date = Date::factory('2020-05-05 14:04:05');
$this->assertSame('2020-05-06', $this->fingerprintSalt->getDateString($date, 'Pacific/Auckland'));
$this->assertSame('2020-05-05', $this->fingerprintSalt->getDateString($date, 'Europe/Berlin'));
}
public function testGetDateStringDoubleCheckingWeAreGeneratingRightString()
{
for ($i = 0; $i <= 23; $i++) {
$d = '2020-05-05 ' . $i . ':04:05';
$date = Date::factory($d);
// double checking using the logic used in CoreHome::VisitRequestProcesser::wasLastActionNotToday where we detect midnight
// in timezone just to double check we return the correct date string for the given timezone. Should anything change and test not pass
// then we might have a problem that we would generate a different fingerprint for the same visitor even though it is not midnight
// just yet. Meaning during the day we would suddenly change the fingerprint hash causing additional visits to be created when not needed yet
$this->assertSame($this->fingerprintSalt->getDateString($date, 'Pacific/Auckland'), Date::factory($d, 'Pacific/Auckland')->toString());
$this->assertSame($this->fingerprintSalt->getDateString($date, 'Europe/Berlin'), Date::factory($d, 'Europe/Berlin')->toString());
$this->assertSame($this->fingerprintSalt->getDateString($date, 'America/Los_Angeles'), Date::factory($d, 'America/Los_Angeles')->toString());
}
}
public function testGetSaltRemembersSaltPerSite()
{
$salt05_1 = $this->fingerprintSalt->getSalt('2020-05-05', $idSite = 1);
$salt06_1 = $this->fingerprintSalt->getSalt('2020-05-06', $idSite = 1);
$salt05_2 = $this->fingerprintSalt->getSalt('2020-05-05', $idSite = 2);
$salt06_2 = $this->fingerprintSalt->getSalt('2020-05-06', $idSite = 2);
$this->assertNotSame($salt05_1, $salt06_1);
$this->assertNotSame($salt05_2, $salt06_2);
$this->assertNotSame($salt06_1, $salt06_2);
$this->assertSame($salt05_1, $this->fingerprintSalt->getSalt('2020-05-05', $idSite = 1));
$this->assertSame($salt06_1, $this->fingerprintSalt->getSalt('2020-05-06', $idSite = 1));
$this->assertSame($salt05_2, $this->fingerprintSalt->getSalt('2020-05-05', $idSite = 2));
}
public function testDeleteOldSaltsWhenNothingToDelete()
{
$this->fingerprintSalt->getSalt('2020-05-05', $idSite = 1);
$this->fingerprintSalt->getSalt('2020-05-06', $idSite = 1);
Date::$now = time() - FingerprintSalt::DELETE_FINGERPRINT_OLDER_THAN_SECONDS + 30;// they would expire in 30 seconds
$this->fingerprintSalt->getSalt('2020-05-05', $idSite = 2);
$this->fingerprintSalt->getSalt('2020-05-06', $idSite = 2);
Date::$now = time();
$this->assertSame(array(), $this->fingerprintSalt->deleteOldSalts());
}
public function testDeleteOldSaltsSomeToBeDeleted()
{
$this->fingerprintSalt->getSalt('2020-05-05', $idSite = 1);
Date::$now = time() - FingerprintSalt::DELETE_FINGERPRINT_OLDER_THAN_SECONDS - 30; // these entries should be expired
$this->fingerprintSalt->getSalt('2020-05-06', $idSite = 1);
$this->fingerprintSalt->getSalt('2020-05-05', $idSite = 2);
$this->fingerprintSalt->getSalt('2020-05-06', $idSite = 2);
Date::$now = time();
$this->assertSame(array(
'fingerprint_salt_1_2020-05-06',
'fingerprint_salt_2_2020-05-05',
'fingerprint_salt_2_2020-05-06',
), $this->fingerprintSalt->deleteOldSalts());
// executing it again wont delete anything
$this->assertSame(array(), $this->fingerprintSalt->deleteOldSalts());
}
}
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